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Search results

1000 results found for “fibroblast growth factor”

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  • View Data Sheet

    Name :

    Hepatocyte Growth Factor Human, CHO

    Description:

    Hepatocyte Growth Factor Human Recombinant, CHO

    Scatter Factor (SF), Hepatopoietin (HPTA), HGF.

    Product # :

    CYT-251

    Price :

    Quantity :

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    • source
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    Description

    Hepatocyte Growth Factor Human Recombinant produced in CHO is a heterodimer, non-glycosylated, polypeptide chain consisting an a-chain of 463 amino acids and b-chain of 234 having a total molecular mass of approximately 75kDa. The HGF is purified by proprietary chromatographic techniques.

    Source

    Chinese Hamster Ovarian Cells.

    Formulation

    The protein was lyophilized from a concentrated (1.4mg/ml) solution containing Phosphate-Buffered Saline with 0.02% Tween 80, pH 7.4.

    Purity

    Greater than 97.0% as determined by SDS-PAGE.

    Biological Activity

    The ED50, calculated by the dose-dependant proliferation of monkey 4MBr-5 indicator cells was found to be 20-40 ng/ml.

    More Info

    • Introduction

      Hepatocyte Growth Factor (HGF) is a multifunctional growth factor which regulates both cell growth and cell motility. It exerts a strong mitogenic effect on hepatocytes and primary epithelial cells. HGF synergizes with Interleukin-3 and GM-CSF to stimulate colony formation of hematopoietic progenitor cells in vitro and may, therefore, also modulate hematopoiesis.

    • Synonyms

      Scatter Factor (SF), Hepatopoietin (HPTA), HGF.

    • Physical Appearance

      Sterile Filtered White lyophilized (freeze-dried) powder.

    • Stability

      Lyophilized Hepatocyte Growth Factor although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution HGF should be stored at 4°C between 2-7 days and for future use below -18°C.For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Please prevent freeze-thaw cycles.

    • Solubility

      It is recommended to reconstitute the lyophilized Hepatocyte Growth Factor in sterile 18MΩ-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.

    • Amino Acid Sequence

      Agrees with the sequence of native human HGF.

    • Background

      What is the molecular weight/Mw of HEPATOCYTE GROWTH FACTOR HUMAN, CHO Protein?
      HEPATOCYTE GROWTH FACTOR HUMAN, CHO Protein has a total Mw of 75kDa.

      What is the source or expression system of HEPATOCYTE GROWTH FACTOR HUMAN, CHO Protein?
      Chinese Hamster Ovarian Cells.

      What is the Purity of HEPATOCYTE GROWTH FACTOR HUMAN, CHO Protein?
      HEPATOCYTE GROWTH FACTOR HUMAN, CHO Protein is >97% pure as determined by SDS-PAGE.

      What is the Biological Activity of HEPATOCYTE GROWTH FACTOR HUMAN, CHO Protein?
      The ED50, calculated by the dose-dependant proliferation of monkey 4MBr-5 indicator cells was found to be 20-40 ng/ml.

      What is the amino acid sequence of HEPATOCYTE GROWTH FACTOR HUMAN, CHO Protein?
      Agrees with the sequence of native human HGF.

      What applications can HEPATOCYTE GROWTH FACTOR HUMAN, CHO Protein be used in?
      HEPATOCYTE GROWTH FACTOR HUMAN, CHO Protein can probably be used in western blot, ELISA and Lateral Flow.

      What is the endotoxin level for HEPATOCYTE GROWTH FACTOR HUMAN, CHO Protein?
      The endotoxin level is minimal, HEPATOCYTE GROWTH FACTOR HUMAN, CHO Protein was purified using conventional chromatography techniques.

    ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

    Hgf Human Cho
  • View Data Sheet

    Name :

    G CSF Human, HEK

    Description:

    Granulocyte-Colony Stimulating Factor Human Recombinant, HEK

    CSF-3, MGI-1G, GM-CSF beta, Pluripoietin, Filgrastim, Lenograstim, G-CSF, MGC45931, GCSF.

    Product # :

    CYT-088

    Price :

    Quantity :

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    • description
    • source
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    • purity
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    • More Info

    Description

    G-CSF Human Recombinant produced in HEK cells is a glycosylated monomer, having a molecular weight range of 21-25kDa due to glycosylation.The G-CSF is purified by proprietary chromatographic techniques.

    Source

    HEK.

    Formulation

    The G-CSF was lyophilized from 1mg/ml in 1xPBS.

    Purity

    Greater than 95% as obsereved by SDS-PAGE.

    Biological Activity

    The specific activity was determined by the dose-dependent stimulation of the proliferation of murine M-NFS-60 cells (Mouse Myeloid Leukemia indicator cell line), the ED50 is <0.01ng/ml.

    More Info

    • Introduction

      GCSF is a cytokine that controls the production, differentiation, and function of granulocytes. The active protein is found extracellularly. Three transcript variants encoding three different isoforms have been found for the GCSF gene. Granulocyte/macrophage colony-stimulating factors are cytokines that act in hematopoiesis by controlling the production, differentiation, and function of 2 related white cell populations of the blood, the granulocytes and the monocytes-macrophages. This csf induces granulocytes.

    • Synonyms

      CSF-3, MGI-1G, GM-CSF beta, Pluripoietin, Filgrastim, Lenograstim, G-CSF, MGC45931, GCSF.

    • Physical Appearance

      Sterile Filtered White lyophilized (freeze-dried) powder.

    • Stability

      Lyophilized G-CSF although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution G-CSF should be stored at 4°C between 2-7 days and for future use below -18°C.For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Please prevent freeze-thaw cycles.

    • Solubility

      It is recommended to reconstitute the lyophilized G-CSF in sterile 1xPBS containing 0.1% endotoxin-free recombinant HSA.

    • Background

      What is the molecular weight/Mw of G CSF HUMAN, HEK Protein?
      G CSF HUMAN, HEK Protein has a total Mw of 23kDa.

      What is the source or expression system of G CSF HUMAN, HEK Protein?
      HEK.

      What is the Purity of G CSF HUMAN, HEK Protein?
      G CSF HUMAN, HEK Protein is >95% pure as determined by SDS-PAGE.

      What is the Biological Activity of G CSF HUMAN, HEK Protein?
      The specific activity was determined by the dose-dependent stimulation of the proliferation of murine M-NFS-60 cells (Mouse Myeloid Leukemia indicator cell line), the ED50 is <0.01ng/ml.

      What applications can G CSF HUMAN, HEK Protein be used in?
      G CSF HUMAN, HEK Protein can probably be used in western blot, ELISA and Lateral Flow.

      What is the endotoxin level for G CSF HUMAN, HEK Protein?
      The endotoxin level is minimal, G CSF HUMAN, HEK Protein was purified using conventional chromatography techniques.


    ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

    G Csf Human Hek
  • View Data Sheet

    Name :

    VEGF Equine

    Description:

    Vascular Endothelial Growth Factor Equine Recombinant

    VEGF-A, VPF, glioma-derived endothelial cell mitogen.

    Product # :

    CYT-1200

    Price :

    Quantity :

    Shipping Method :

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    • description
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    • More Info

    Description

    VEGF Equine Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 2 x 165 amino acids and having a total molecular mass of 38.6 kDa.The VEGF is purified by proprietary chromatographic techniques.

    Source

    Escherichia Coli.

    Formulation

    Lyophilized from a sterile (0.2 micron) filtered aqueous solution containing 10 mM Sodium Phosphate, pH 7.5.

    Purity

    Greater than 95.0% as determined by SDS-PAGE.

    Biological Activity

    The ED50 as determined by HUVEC Proliferation is ≤ 10 ng/mL, corresponding to a specific activity of ≥ 1.0 x 10^5 units/mg.

    More Info

    • Introduction

      Vascular endothelial growth factor is an important signaling protein involved in both vasculogenesis and angiogenesis. As its name implies, VEGF activity has been mostly studied on cells of the vascular endothelium, although it does have effects on a number of other cell types (e.g. stimulation monocyte/macrophage migration, neurons, cancer cells, kidney epithelial cells ).VEGF mediates increased vascular permeability, induces angiogenesis, vasculogenesis and endothelial cell growth, promotes cell migration, and inhibits apoptosis. In vitro, VEGF has been shown to stimulate endothelial cell mitogenesis and cell migration. VEGF is also a vasodilator and increases microvascular permeability and was originally referred to as vascular permeability factor. Elevated levels of this protein is linked to POEMS syndrome, also known as Crow-Fukase syndrome. Mutations in this gene have been associated with proliferative and nonproliferative diabetic retinopathy.

    • Synonyms

      VEGF-A, VPF, glioma-derived endothelial cell mitogen.

    • Physical Appearance

      Sterile Filtered White lyophilized (freeze-dried) powder.

    • Stability

      Lyophilized VEGF although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution VEGF Human should be stored at 4°C between 2-7 days and for future use below -18°C.For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Please prevent freeze-thaw cycles.

    • Solubility

      It is recommended to reconstitute the lyophilized VEGF in sterile water at a concentration of 0.1 mg/ml, which can then be further diluted to other aqueous solutions.

    • Amino Acid Sequence

      MAPMAEGEHK THEVVKFMDV YQRSYCRPIE TLVDIFQEYP DEIEYIFKPS CVPLMRCGGC CNDEGLECVP TAEFNITMQI MRIKPHQSQH IGEMSFLQHS KCECRPKKDK ARQENPCGPC SERRKHLFVQ DPQTCKCSCK NTDSRCKARQ LELNERTCRC DKPRR

    ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

    Vegf Equine
  • View Data Sheet

    Name :

    TGFB1 Human, HEK

    Description:

    Transforming Growth Factor-Beta 1 Human Recombinant, HEK

    Transforming growth factor beta-1, TGF-beta-1, CED, DPD1, TGFB, TGF-b 1, LAP, TGFB1.

    Product # :

    CYT-1260

    Price :

    Quantity :

    Shipping Method :

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    Shipped at Room temp

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    More Info

    • description
    • source
    • formulation
    • purity
    • biological activity
    • More Info

    Description

    TGFB1 Human Recombinant produced in 293 cells is a glycosylated homodimer polypeptide chain containing 2 x 112 amino acids and having a total molecular mass of 25.0kDa. The TGFB1 is purified by proprietary chromatographic techniques.

    Source

    HEK 293 cells.

    Formulation

    Lyophilized from a sterile filtered solution containing TFA (0.1%).

    Purity

    Greater than 98.0% as determined by: (a) Analysis by HPLC. (b) Analysis by SDS-PAGE.

    Biological Activity

    The ED50 as determined by the dose-dependent inhibition of IL-4-induced proliferation of HT-2 cells is ≤ 0.05 ng/ml, corresponding to a specific activity of ≥ 2 x 107 units/mg.

    More Info

    • Synonyms

      Transforming growth factor beta-1, TGF-beta-1, CED, DPD1, TGFB, TGF-b 1, LAP, TGFB1.

    • Physical Appearance

      Sterile Filtered White lyophilized (freeze-dried) powder.

    • Stability

      Lyophilized TGFB1 although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution TGFB1 Human should be stored at 4°C between 2-7 days and for future use below -18°C. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA). Please prevent freeze-thaw cycles.

    • Solubility

      It is recommended to reconstitute the lyophilized TGFB1 in sterile in 18MΩ-cm H2O at a concentration of 0.1 mg/ml, which can then be further diluted to other aqueous solutions.

    • Amino Acid Sequence

      ALDTNYCFSS TEKNCCVRQL YIDFRKDLGW KWIHEPKGYH ANFCLGPCPY IWSLDTQYSK VLALYNQHNP GASAAPCCVP QALEPLPIVY YVGRKPKVEQ LSNMIVRSCK CS.

    • Background

      Transforming growth factor betas (TGF Betas) mediate many cell-cell interactions that occur during embryonic development. 3 TGF Betas have been identified in mammals: TGF Beta 1, TGF Beta 2 and TGF Beta 3. each are synthesized as precursor proteins that are very similar in that each is cleaved to yield a 112 amino acid polypeptide that remains associated with the latent portion of the molecule.

    ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

    Tgf Beta 1 Hek
  • View Data Sheet

    Name :

    PDGF BB Rat

    Description:

    Platelet-Derived Growth Factor BB Rat Recombinant

    Platelet-derived growth factor subunit B, PDGF subunit B, PDGF-2, Platelet-derived growth factor B chain, Platelet-derived growth factor beta polypeptide, Pdgfb, SIS, c-sis.

    Product # :

    CYT-740

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    Description

    PDGF-BB Rat Recombinant produced in E.coli is a disulfide-linked homodimeric, non-glycosylated, polypeptide of two B chains containing 2x109 amino acids (218 amino acids in total) and having a molecular mass of 24.4 kDa.The PDGF-BB is purified by proprietary chromatographic techniques.

    Source

    Escherichia Coli.

    Formulation

    PDGF-BB was lyophilized from a 0.2µm filtered concentrated solution in 1xPBS, pH 7.0.

    Purity

    Greater than 98.0% as determined by:
    (a) Analysis by RP-HPLC.
    (b) Analysis by SDS-PAGE.

    Biological Activity

    The ED50as determined by a cell proliferation assay using murine Balb/c 3T3 cells is less than 2.0 ng/ml, corresponding to a specific activity of > 5.0 × 105 IU/mg.

    More Info

    • Introduction

      PDGF-BB is a member of the platelet-derived growth factor family. The four members of this family are mitogenic factors for cells of mesenchymal origin and are characterized by a motif of eight cysteines. This gene product can exist either as a homodimer (PDGF-BB) or as a heterodimer with the platelet-derived growth factor alpha polypeptide (PDGF-AB), where the dimers are connected by disulfide bonds. Mutations in this gene are associated with meningioma. Reciprocal translocations between chromosomes 22 and 7, at sites where this gene and that for COL1A1 are located, are associated with a particular type of skin tumor called dermatofibrosarcoma protuberans resulting from unregulated expression of growth factor. Two splice variants have been identified for this gene.

    • Synonyms

      Platelet-derived growth factor subunit B, PDGF subunit B, PDGF-2, Platelet-derived growth factor B chain, Platelet-derived growth factor beta polypeptide, Pdgfb, SIS, c-sis.

    • Physical Appearance

      Sterile Filtered White lyophilized (freeze-dried) powder.

    • Stability

      Lyophilized Platelet-derived Growth Factor BB although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution PDGF BB should be stored at 4°C between 2-7 days and for future use below -18°C. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Please prevent freeze-thaw cycles.

    • Solubility

      It is recommended to reconstitute the lyophilized PDGF-BB in sterile 18M-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.

    • Amino Acid Sequence

      SLGSLAAAEP AVIAECKTRT EVFQISRNLI DRTNANFLVW PPCVEVQRCS GCCNNRNVQC RASQVQMRPV QVRKIEIVRK KPVFKKATVT LEDHLACKCE TVVTPRPVT.

    ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

    Pdgf Bb Rat
  • View Data Sheet

    Name :

    PLGF3 Human

    Description:

    Placental Growth Factor-3 Human Recombinant

    Placental Growth Factor, Placental Growth Factor Vascular Endothelial Growth Factor-Related Protein, PGFL, PLGF, Placental Growth Factor-Like, Placenta Growth Factor, SHGC-10760, D12S1900, PlGF-2, PGF.

    Product # :

    CYT-969

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    Description

    PLGF3 Human Recombinant produced in E.Coli is a non-glycosylated homodimer containing 2x204 amino acids and having a total molecular mass of 45.8kDa.

    Source

    Escherichia Coli.

    Formulation

    Lyophilized from a sterile (0.2µm) filtered aqueous solution containing 0.1% Trifluoroacetic Acid (TFA).

    Purity

    Greater than 95.0% as determined by SDS-PAGE.

    More Info

    • Introduction

      PLGF is a growth factor active in angiogenesis, and endothelial cell growth, stimulating their proliferation and migration. It binds to receptor vegfr-1/flt1.

    • Synonyms

      Placental Growth Factor, Placental Growth Factor Vascular Endothelial Growth Factor-Related Protein, PGFL, PLGF, Placental Growth Factor-Like, Placenta Growth Factor, SHGC-10760, D12S1900, PlGF-2, PGF.

    • Physical Appearance

      Sterile Filtered White lyophilized (freeze-dried) powder.

    • Stability

      Lyophilized PLGF3 although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution PLGF-3 should be stored at 4°C between 2-7 days and for future use below -18°C. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA). Please prevent freeze-thaw cycles.

    • Solubility

      It is recommended to reconstitute the lyophilized PLGF-3 in sterile 18M-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.

    • Amino Acid Sequence

      MLPAVPPQQW ALSAGNGSSE VEVVPFQEVW GRSYCRALER LVDVVSEYPS EVEHMFSPSC VSLLRCTGCC GDENLHCVPV ETANVTMQLL KIRSGDRPSY VELTFSQHVR CECRHSPGRQ SPDMPGDFRA DAPSFLPPRR SLPMLFRMEW GCALTGSQSA VWPSSPVPEE IPRMHPGRNG KKQQRKPLRE KMKPERCGDA VPRR.

    ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

    Human Plgf3
  • View Data Sheet

    Name :

    SF20 Mouse, His

    Description:

    MYDGF Mouse Recombinant, His Tag

    D17Wsu104e, Il25, Ly6elg, MYDGF, Interleukin-25, IL-25, Stromal cell-derived growth factor SF20.

    Product # :

    CYT-1040

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    • sds-page

    Description

    MYDGF Mouse Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 165 amino acids (25-166 a.a) and having a molecular mass of 18.1kDa. MYDGF is fused to a 23 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.

    Source

    Escherichia Coli.

    Formulation

    MYDGF protein solution (0.5mg/ml) containing 20mM Tris-HCl (pH8.0), 0.1M NaCl and 10% glycerol.

    Purity

    Greater than 95.0% as determined by SDS-PAGE.

    sds-page

    SF20 Mouse sds-page - Product image 1

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    • Introduction

      Myeloid-derived growth factor (Mydgf) is a paracrine-acting protein and a bone marrow-derived monocyte which stimulates cardiac myocyte survival and adaptive angiogenesis for cardiac protection and repair after myocardial infarction. Mydgf induces endothelial cell proliferation through a MAPK1/3-, STAT3- and CCND1-mediated signaling lane. When comparing wild-type mice to mice with a Mydgf-deficiency, the later develop larger infarct scars and more acute contractile dysfunction.

    • Synonyms

      D17Wsu104e, Il25, Ly6elg, MYDGF, Interleukin-25, IL-25, Stromal cell-derived growth factor SF20.

    • Physical Appearance

      Sterile Filtered clear solution.

    • Stability

      Store at 4°C if entire vial will be used within 2-4 weeks. Store, frozen at -20°C for longer periods of time. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Avoid multiple freeze-thaw cycles.

    • Amino Acid Sequence

      MGSSHHHHHH SSGLVPRGSH MGSVSEPTTV PFDVRPGGVV HSFSQDVGPG NKFTCTFTYA SQGGTNEQWQ MSLGTSEDSQ HFTCTIWRPQ GKSYLYFTQF KAELRGAEIE YAMAYSKAAF ERESDVPLKS EEFEVTKTAV SHRPGAFKAE LSKLVIVAKA ARSEL.

    ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

    Mydgf Mouse
  • View Data Sheet

    Name :

    VEGF Rat

    Description:

    Vascular Endothelial Growth Factor Rat Recombinant

    Vascular endothelial growth factor A, VEGF-A, Vascular permeability factor, VPF, VEGF, MGC70609.

    Product # :

    CYT-392

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    Description

    Vascular Endothelial Growth Factor Rat Recombinant produced in E.Coli is a double, non-glycosylated, polypeptide chain containing 165 amino acids and having a molecular mass of 38,750 Dalton. The VEGF is purified by proprietary chromatographic techniques.

    Source

    Escherichia Coli.

    Formulation

    The protein was lyophilized from 10mM NaP, pH 7.5.

    Purity

    Greater than 97.0% as determined by:
    (a) Analysis by RP-HPLC.
    (b) Analysis by SDS-PAGE.

    Biological Activity

    Determined by the dose-dependent stimulation of the proliferation of human umbilical vein endothelial cells (HUVEC) using a concentration range of 4.0-8.0 ng/ml.

    More Info

    • Introduction

      Vascular endothelial growth factor is an important signaling protein involved in both vasculogenesis and angiogenesis. As its name implies, VEGF activity has been mostly studied on cells of the vascular endothelium, although it does have effects on a number of other cell types (e.g. stimulation monocyte/ macrophagemigration, neurons, cancer cells, kidney epithelial cells ).VEGF mediates increased vascular permeability, induces angiogenesis, vasculogenesis and endothelial cell growth, promotes cell migration, and inhibits apoptosis. In vitro, VEGF has been shown to stimulate endothelial cell mitogenesisand cell migration. VEGF is also a vasodilator and increases microvascular permeability and was originally referred to as vascular permeability factor.
      Elevated levels of this protein are linked to POEMS syndrome, also known as Crow-Fukase syndrome. Mutations in this gene have been associated with proliferative and nonproliferative diabetic retinopathy.

    • Synonyms

      Vascular endothelial growth factor A, VEGF-A, Vascular permeability factor, VPF, VEGF, MGC70609.

    • Physical Appearance

      Sterile Filtered White lyophilized (freeze-dried) powder.

    • Stability

      Lyophilized Vascular Endothelial Growth Factor although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution VEGF should be stored at 4°C between 2-7 days and for future use below -18°C.For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Please prevent freeze-thaw cycles.

    • Solubility

      It is recommended to reconstitute the lyophilized Vascular Endothelial Growth Factor in sterile 18MΩ-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.

    • Amino Acid Sequence

      MAPTTEGEQK AHEVVKFMDV YQRSYCRPIE TLVDIFQEYP DEIEYIFKPS CVPLMRCAGC CNDEALECVP TSESNVTMQI MRIKPHQSQH IGEMSFLQHS RCECRPKKDR TKPEKHCEPC SERRKHLFVQ DPQTCKCSCK NTDSRCKARQ LELNERTCRC DKPRR.

    ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

    Vegf Rat
  • View Data Sheet

    Name :

    TGFB2 Rat

    Description:

    Transforming Growth Factor-Beta 2 Rat Recombinant

    Transforming growth factor beta-2, TGF-beta-2, G-TSF, Tgfb-2, TGFbeta2.

    Product # :

    CYT-1267

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    Description

    Transforming Growth Factor-Beta 2 Rat Recombinant produced in CHO is a homodimer, polypeptide chain containing 2 x 112 amino acids and having a total molecular mass of 25.4kDa.
    TGFB2 Rat Recombinant is purified by proprietary chromatographic techniques.

    Source

    CHO Cells.

    Formulation

    The protein was lyophilized with 0.1% (v/v) TFA and 35% (v/v) Acetonitrile.

    Purity

    Greater than 97.0% as determined by SDS-PAGE and SEC-HPLC analyses.

    Biological Activity

    The biological activity was determined by TGFB2 ability to inhibit the mouse IL-4-dependent proliferation of mouse HT-2 cells. The expected ED50 for this effect is <0.05ng/ml, corresponding to a specific activity of ≥ 2.0 × 107 units/mg.

    More Info

    • Synonyms

      Transforming growth factor, beta 2, cetermin, Glioblastoma-derived T-cell suppressor factor, polyergin, G-TSF, TGF-beta2, TGF-beta-2, transforming growth factor beta-2, BSC-1 cell growth inhibitor, TGFB-2.

    • Physical Appearance

      Sterile Filtered White lyophilized (freeze-dried) powder.

    • Stability

      Lyophilized TGFB2 although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution Transforming Growth Factor-Beta 2 should be stored at 4°C between 2-7 days and for future use below -18°C.
      For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).
      Please prevent freeze-thaw cycles.

    • Solubility

      It is recommended to reconstitute the lyophilized Transforming Growth Factor-Beta 2 in sterile 4mM HCl not less than 100µg/ml, which can then be further diluted to other aqueous solutions.

    • Amino Acid Sequence

      ALDAAYCFRN VQDNCCLRPL YIDFKRDLGW KWIHEPKGYN ANFCAGACPY LWSSDTQHTK VLSLYNTINP EASASPCCVS QDLEPLTILY YIGNTPKIEQ LSNMIVKSCK CS.

    • Background

      Rat TGFB22 signals through TGFBR2, TGFBR1 using an accessory co-receptor TGFBR3 (betaglycan) that enhances presentation of TGFβ2
      Rat TGFB2 is a potent inducer of epithelial–mesenchymal transition (EMT) therefore is used in Cancer metastasis, Fibrosis, Retinal disorders, Developmental biology and Wound healing

      What is the source or expression system of Rat TGFB2 Protein?
      CHO Cells

      What is the Purity of Rat TGFB2 Protein?
      Rat TGFB2 Protein is >97% pure as determined by SDS-PAGE.

      What is the molecular weight / Mw of Rat TGFB2 Protein?
      Rat TGFB2 Protein having a total Mw of 25.6kDa.

      What is the Biological Activity of Rat TGFB2 Protein?
      The biological functionality of Rat TGFB2 Protein is determined by mouse HT-2 cells.

      What is the endotoxin level for Rat TGFB2 Protein?
      The endotoxin level is minimal, Rat TGFB2 Protein was purified using conventional chromatography techniques.

      What is the amino acid sequence of Rat TGF beta 2 Protein?
      If there is sequence put it instead of the sentence

      Is TGFB2 a homodimer / homodimeric protein?
      Yes, TGFB1 is homo dimer consisting of 2 identical chains.

    ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

    tgfb2 rat
  • View Data Sheet

    Name :

    HB-EGF Rat

    Description:

    Proheparin-Binding EGF-like Growth Factor Rat Recombinant

    Proheparin-binding EGF-like growth factor, Heparin-binding EGF-like growth factor, HB-EGF, HBEGF, Dtr, Hegfl, GFHB.

    Product # :

    CYT-170

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    Description

    HB-EGF Rat Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 86 amino acids and having a molecular mass of 9.7kDa.The HB-EGF is purified by proprietary chromatographic techniques.

    Source

    Escherichia Coli.

    Formulation

    The protein was filtered (0.2µm) and lyophilized from a concentrated solution containing PBS, 300mM NaCl, pH 7.4 and 5% trehalose.

    Purity

    Greater than 95.0% as determined by:
    (a) Analysis by RP-HPLC.
    (b) Analysis by SDS-PAGE.

    Biological Activity

    The ED50 as determined by a cell proliferation assay using balb/c 3T3 cells is < 1.0 ng/ml, corresponding to a specific activity of > 1.0×106 units/mg.

    More Info

    • Introduction

      HB-EGF is an EGF related growth factor which signals via the EGF receptor, and stimulates the proliferation of SMC (smooth muscle cells), fibroblasts, epithelial cells and keratinocytes. HB-EGF is expressed in various cell types and tissues, including vascular endothelial cells and SMC, macrophages, skeletal muscle, keratinocytes and particular tumor cells. HB-EGF’s ability to explicitly bind heparin and heparin sulfate proteoglycans is dissimilar from other EGF-like molecules, and might be related to the enhanced mitogenic activity, relative to EGF, that HB-EGF exerts on smooth muscle cells.

    • Synonyms

      Proheparin-binding EGF-like growth factor, Heparin-binding EGF-like growth factor, HB-EGF, HBEGF, Dtr, Hegfl, GFHB.

    • Physical Appearance

      Sterile Filtered White lyophilized (freeze-dried) powder.

    • Stability

      Lyophilized Rat HB-EGF Recombinant although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution HB-EGF should be stored at 4°C between 2-7 days and for future use below -18°C.For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Please prevent freeze-thaw cycles.

    • Solubility

      It is recommended to reconstitute the lyophilized Rat HB-EGF in sterile 18M-cm H2O not less than 100 µg/ml, which can then be further diluted to other aqueous solutions.

    • Amino Acid Sequence

      DLEGTDLDLF KVAFSSKPQA LATPGKEKNG KKKRKGKGLG KKRDPCLKKY KDYCIHGECR YLKELRIPSC HCLPGYHGQR CHGLTL.

    • Background

      What is the molecular weight/Mw of HB-EGF Protein?
      HB-EGF Protein has a total Mw of 9.7kDa.

      What is the source or expression system of HB-EGF Protein?
      Escherichia Coli.

      What is the Purity of HB-EGF Protein?
      HB-EGF Protein is >95% pure as determined by SDS-PAGE.

      What is the Biological Activity of HB-EGF Protein?
      The ED50 as determined by a cell proliferation assay using balb/c 3T3 cells is < 1.0 ng/ml, corresponding to a specific activity of > 1.0×106 units/mg.

      What is the amino acid sequence of HB-EGF Protein?
      DLEGTDLDLF KVAFSSKPQA LATPGKEKNG KKKRKGKGLG KKRDPCLKKY KDYCIHGECR YLKELRIPSC HCLPGYHGQR CHGLTL.

      What applications can HB-EGF Protein be used in?
      HB-EGF Protein can probably be used in western blot, ELISA and Lateral Flow.

      What is the endotoxin level for HB-EGF Protein?
      The endotoxin level is minimal, HB-EGF Protein was purified using conventional chromatography techniques.

    ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

    Hb Egf Rat
  • View Data Sheet

    Name :

    EGF Human, Pichia

    Description:

    Epidermal Growth Factor Human Recombinant, Pichia

    Urogastrone, URG, EGF.

    Product # :

    CYT-332

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    Description

    Epidermal Growth Factor Human Recombinant produced in Pichia Pastoris is a single, glycosylated, polypeptide chain containing 51 amino acids and having a molecular mass of 6KDa.The EGF is purified by proprietary chromatographic techniques.

    Source

    Pichia Pastoris.

    Formulation

    Lyophilized from a filtered concentrated solution in PBS, pH 7.4.

    Purity

    Greater than 98.0% as determined by(a) Analysis by RP-HPLC.
    (b) Analysis by SDS-PAGE.

    Biological Activity

    The ED₅₀, calculated by the dose-dependant proliferation of murine BALB/c 3T3 cells (measured by 3H-thymidine uptake) is < 0.1 ng/ml corresponding to a specific activity of 1 x 107 Units/mg.

    More Info

    • Introduction

      Epidermal growth factor has a profound effect on the differentiation of specific cells in vivo and is a potent mitogenic factor for a variety of cultured cells of both ectodermal and mesodermal origin. The EGF precursor is believed to exist as a membrane-bound molecule which is proteolytically cleaved to generate the 53-amino acid peptide hormone that stimulates cells to divide. EGF stimulates the growth of various epidermal and epithelial tissues in vivo and in vitro and of some fibroblasts in cell culture.

    • Synonyms

      Urogastrone, URG, EGF.

    • Physical Appearance

      Sterile Filtered White lyophilized (freeze-dried) powder.

    • Stability

      Lyophilized Epidermal Growth Factor Recombinant although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution EGF should be stored at 4°C between 2-7 days and for future use below -18°C.For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Please prevent freeze-thaw cycles.

    • Solubility

      It is recommended to reconstitute the lyophilized Epidermal Growth Factor in sterile 18MΩ-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.

    • Amino Acid Sequence

      NSDSECPLSH DGYCLHDGVC MYIEALDKYA CNCVVGYIGE RCQYRDLKWW E.

    • Background

      Harnessing Pichia for Epidermal Growth Factor Human Recombinant Production: Novel Approaches and Therapeutic Implications

      Abstract:

      This research paper delves into a cutting-edge avenue of Epidermal Growth Factor (EGF) Human Recombinant production by leveraging Pichia as an expression host. Through a synthesis of advanced methodologies encompassing genetic engineering, fermentation, and bioinformatics, this study explores the potential of Pichia-based platforms for enhanced EGF yield and biological activity. The findings not only offer insights into efficient EGF production but also underscore the therapeutic prospects of this approach.

      Introduction:

      Epidermal Growth Factor (EGF) holds a crucial place in cellular processes. This paper explores a novel dimension of EGF Human Recombinant production utilizing Pichia expression systems, emphasizing both technical aspects and the potential impact on therapeutic applications.

      Pichia as an Expression Host:

      Pichia stands as a promising alternative to conventional expression platforms due to its robustness and eukaryotic machinery. This paper investigates the strategic integration of EGF gene into Pichia, utilizing tailored vectors and promoters for optimal protein production.

      Genetic Engineering Strategies:

      Precise genetic manipulation is pivotal for enhanced EGF yield. Gene codon optimization and signal peptide selection are meticulously undertaken to ensure proper protein folding and secretion in Pichia. Through these approaches, EGF expression and secretion are finely tuned, resulting in biologically active EGF.

      Fermentation and Protein Purification:

      Expression is followed by fermentation in controlled conditions, leading to EGF accumulation. This step is supplemented by purification processes like chromatography, ensuring high EGF purity. Biochemical assays validate the biological activity of the purified EGF, affirming its therapeutic potential.

      Bioinformatics in EGF-Pichia Interaction:

      Advanced bioinformatics analyses shed light on the intricate interactions between EGF and Pichia host. Structural modeling and molecular dynamics simulations provide insights into potential post-translational modifications and protein-protein interactions, enriching our understanding of EGF behavior in Pichia.

      Therapeutic Implications:

      Beyond production, the paper emphasizes the therapeutic significance of EGF produced in Pichia. Enhanced production efficiency directly impacts cost-effectiveness, broadening its accessibility for therapeutic use. The EGF-Pichia approach presents exciting avenues for wound healing therapies and targeted cancer interventions.

      Challenges and Future Directions:

      Despite the progress, challenges such as glycosylation patterns and scaling-up strategies remain. Future efforts should focus on refining glycosylation profiles to ensure consistent bioactivity and optimizing bioreactor designs to scale up production for clinical applications.

      Conclusion:

      In a synergy of advanced methodologies and therapeutic implications, the Pichia-based Epidermal Growth Factor Human Recombinant production presents an innovative paradigm. The intricate harmony between Pichia host and EGF production holds promise for novel therapies, underscoring the potential impact of this pioneering approach.

      What is the molecular weight/Mw of EGF Protein?
      EGF Protein has a total Mw of 6kDa.

      What is the source or expression system of EGF Protein?
      Pichia Pastoris.

      What is the Purity of EGF Protein?
      EGF Protein is >98% pure as determined by SDS-PAGE.

      What is the Biological Activity of EGF Protein?
      The ED₅₀, calculated by the dose-dependant proliferation of murine BALB/c 3T3 cells (measured by 3H-thymidine uptake) is < 0.1 ng/ml corresponding to a specific activity of 1 x 107 Units/mg.

      What is the amino acid sequence of EGF Protein?
      NSDSECPLSH DGYCLHDGVC MYIEALDKYA CNCVVGYIGE RCQYRDLKWW E.

      What applications can EGF Protein be used in?
      EGF Protein can probably be used in western blot, ELISA and Lateral Flow.

      What is the endotoxin level for EGF Protein?
      The endotoxin level is minimal, EGF Protein was purified using conventional chromatography techniques.

    ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

    Egf Human Pichia
  • View Data Sheet

    Name :

    IGF1 E3R Human

    Description:

    Insulin Like Growth Factor-1, Mutant E3R Human Recombinant

    Insulin-Like Growth Factor-1.

    Product # :

    CYT-1217

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    Description

    IGF1 E3R Human Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 77 amino acids (Gly49-Ala118) and having a molecular mass of 8.6kDa. IGF1 E3R Human is fused to a 6 a.a his tag at C-Terminus and is purified by proprietary chromatographic techniques.

    Source

    Escherichia Coli.

    Formulation

    The filtered (0.4µm) concentrated protein solution was lyophilized from 0.5mg/ml solution in 50 mM NaCl, 20 mM Tris and 5% (w/v) trehalose, pH 8.0.

    Purity

    Greater than 95% as determined by SDS-PAGE.

    More Info

    • Synonyms

      Insulin-Like Growth Factor-1.

    • Physical Appearance

      Sterile Filtered White lyophilized (freeze-dried) powder.

    • Stability

      Store lyophilized protein at -20°C. Aliquot the product after reconstitution to avoid repeated freezing/thawing cycles. Reconstituted protein can be stored at 4°C for a limited period of time.

    • Solubility

      It is recommended to add deionized water to prepare a working stock solution of approximately 0.5mg/ml and let the lyophilized pellet dissolve completely. IGF1 E3R is not sterile! Please filter the product by an appropriate sterile filter before using it in the cell culture.

    • Amino Acid Sequence

      MGPRTLCGAE LVDALQFVCG DRGFYFNKPT GYGSSSRRAP QTGIVDECCF RSCDLRRLEM YCAPLKPAKS AHHHHHH.

    • Background

      Insulin-like Growth Factor 1 (IGF-1) is a critical peptide hormone that plays a central role in regulating growth and development. Genetic mutations in the IGF-1 gene can result in altered IGF-1 variants, leading to various physiological consequences. Understanding these IGF-1 mutants is of paramount importance as they offer insights into growth disorders, metabolic regulation, and potential therapeutic avenues. This research delves into the world of IGF-1 mutants, shedding light on their diverse functions and implications for human health.

      The primary objective of this research is to elucidate the impact of IGF-1 mutations on growth regulation. In vitro and in vivo experiments will be conducted to investigate how these mutants interact with IGF-1 receptors, influence downstream signaling pathways, and modulate growth plate dynamics. Understanding these mechanisms is crucial for unraveling the complexities of growth disorders associated with IGF-1 mutations.

      The second objective is to assess the clinical relevance of IGF-1 mutants in growth-related conditions. Clinical studies involving individuals with growth hormone deficiencies or growth disorders linked to IGF-1 mutations will be conducted to evaluate the effects of these mutants on stature and overall health. These investigations may provide valuable insights into potential therapeutic strategies for individuals affected by growth-related disorders.

      The third objective is to explore the broader implications of IGF-1 mutants in metabolic regulation and age-related conditions. Research will investigate their roles in metabolic homeostasis, longevity, and susceptibility to age-related diseases. Understanding the multifaceted properties of IGF-1 mutants may open new avenues for therapeutic interventions in various health and aging-related conditions.

      By delving into the diverse functions of IGF-1 mutants, this research aims to expand our understanding of their physiological roles and clinical applications. The findings may contribute to the development of targeted interventions for growth disorders, metabolic conditions, and age-related diseases.

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    Igf1 Mutant
  • View Data Sheet

    Name :

    PDGF A Human

    Description:

    Platelet-Derived Growth Factor A Human Recombinant

    Glioma-derived growth factor, GDGF, Osteosarcoma-derived Growth Factor, ODGF, PDGF-A, PDGF-1.

    Product # :

    CYT-491

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    Description

    Platelet-Derived Growth Factor A Human Recombinant short chain produced in E.Coli is a non-glycosylated, polypeptide chain containing 110 amino acids fragment (87-196) and having a total Mw of 17.02kDa, with an amino-terminal hexahistidine tag. PDGF-A is purified by proprietary chromatographic techniques.

    Source

    Escherichia Coli.

    Formulation

    Platelet-derived Growth Factor A is supplied in 25mM Na-Acetate, pH-4.8, 1mM EDTA and 50% glycerol.

    Purity

    Greater than 95.0% as determined by SDS-PAGE.

    More Info

    • Introduction

      The term ‘PDGF’ refers to a family of disulphide bond-linked dimeric isoforms that act as autocrine and paracrine growth factors and are produced by a variety of cell types other than platelets.
      They act as potent mitogens for almost all mesenchymally-derived cells. Aberrant expression is involved in certain cancers, fibroproliferative disorders and atherosclerosis. The protein also contributes to wound healing and neural regeneration. There are four members of the PDGF family – PDGF A, PDGF B, PDGF C and PDGF D. Two distinct types of PDGF-A exist – a short form that is soluble and a long form that is retained by the extracellular matrix.

    • Synonyms

      Glioma-derived growth factor, GDGF, Osteosarcoma-derived Growth Factor, ODGF, PDGF-A, PDGF-1.

    • Physical Appearance

      Sterile Filtered clear solution.

    • Stability

      Store at 4°C if entire vial will be used within 2-4 weeks. Store, frozen at -20°C for longer periods of time. Please avoid freeze thaw cycles.

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    Pdgf A Human
  • View Data Sheet

    Name :

    IGFBP1 Human, HEK

    Description:

    Insulin-Like Growth Factor Binding Protein-1 Human Recombinant, HEK

    IBP-1, IGF-Binding Protein 1, AFBP, PP12, IGF-BP25, hIGFBP-1, IGFBP-1.

    Product # :

    CYT-1214

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    Description

    IGFBP1 Human Recombinant is a single, glycosylated, polypeptide chain (26-259 a.a) containing a total of 234 amino acids, having a molecular mass of 25.2 kDa. IGFBP1 is purified by proprietary chromatographic techniques.

    Source

    HEK293 Cells.

    Formulation

    The IGFBP1 solution (0.5mg/ml) contains 10% Glycerol and Phosphate-Buffered Saline (pH 7.4).

    Purity

    Greater than 95.0% as determined by SDS-PAGE.

    Biological Activity

    The ED50 is ≤3 ug/ml, measured by its ability to inhibit proliferation using MCF-7 human breast cancer cells in the presence of Human IGF-1. 

    More Info

    • Synonyms

      IBP-1, IGF-Binding Protein 1, AFBP, PP12, IGF-BP25, hIGFBP-1, IGFBP-1.

    • Physical Appearance

      Sterile Filtered colorless solution.

    • Stability

      Store at 4°C if entire vial will be used within 2-4 weeks. Store, frozen at -20°C for longer periods of time. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Avoid multiple freeze-thaw cycles.

    • Amino Acid Sequence

      APWQCAPCSA EKLALCPPVS ASCSEVTRSA GCGCCPMCAL PLGAACGVAT ARCARGLSCR ALPGEQQPLH ALTRGQGACV QESDASAPHA AEAGSPESPE STEITEEELL DNFHLMAPSE EDHSILWDAI STYDGSKALH VTNIKKWKEP CRIELYRVVE SLAKAQETSG EEISKFYLPN CNKNGFYHSR QCETSMDGEA GLCWCVYPWN GKRIPGSPEI RGDPNCQIYF NVQN.

    • Background

      IGFBP-1 (Insulin-like Growth Factor Binding Protein-1) is a vital protein that regulates the actions of insulin-like growth factors (IGFs) in various physiological processes. This research paper aims to investigate the structure, function, and potential therapeutic applications of IGFBP-1, shedding light on its diverse roles in growth regulation and its therapeutic potential.

      IGFBP-1 belongs to the IGFBP family and is primarily synthesized and secreted by the liver. It acts as a carrier protein, binding to IGFs in the bloodstream and modulating their availability and distribution to target tissues. By binding to IGFs, IGFBP-1 regulates IGF signaling pathways, influencing cellular growth, differentiation, and metabolism.

      The structure of IGFBP-1 comprises an N-terminal domain responsible for IGF binding, followed by linker regions and a C-terminal domain involved in protein-protein interactions. Post-translational modifications, including phosphorylation and glycosylation, further regulate the activity and stability of IGFBP-1.

      IGFBP-1 plays a pivotal role in modulating IGF actions in various tissues and physiological contexts. It is involved in fetal development, skeletal growth, and tissue repair. Additionally, IGFBP-1 has been implicated in metabolic regulation, insulin sensitivity, and the pathogenesis of metabolic disorders such as diabetes and obesity.

      Therapeutically, IGFBP-1 holds significant promise. Its ability to modulate IGF activity opens avenues for targeted therapies in conditions associated with dysregulated IGF signaling, including cancer. The dysregulation of the IGF pathway is frequently observed in cancer, making IGFBP-1 an attractive candidate for novel therapeutic approaches. Manipulating IGFBP-1 levels or developing IGFBP-1-derived peptides may offer innovative strategies for inhibiting tumor growth or enhancing the effectiveness of existing cancer therapies.

      The availability of IGFBP-1 human recombinant proteins has greatly facilitated research and development endeavors. Recombinant IGFBP-1 proteins provide invaluable tools for investigating the interactions between IGFBP-1, IGFs, and other regulatory molecules. They enable detailed exploration of the molecular mechanisms underlying IGFBP-1 function and offer opportunities to unlock its full therapeutic potential.

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    Igfbp1 Human Hek
  • View Data Sheet

    Name :

    PLGF2 Human, HEK

    Description:

    Placental Growth Factor-2, HEK Human Recombinant

    PIGF, PGF, PlGF-2, PLGF-2.

    Product # :

    CYT-1228

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    Description

    PLGF2 Human Recombinant produced in HEK293 cells is a single, glycosylated polypeptide chain (a.a 19-170) containing 158 amino acids and having a molecular mass of 18.1kDa. PLGF2 is fused to a 6 amino acid His tag at C-terminus and purified by proprietary chromatographic techniques.

    Source

    HEK293 cells.

    Formulation

    PLGF2 protein (0.5mg/ml) contains Phosphate-Buffered Saline (pH 7.4) and 10% glycerol.

    Purity

    Greater than 90.0% as determined by SDS-PAGE.

    Biological Activity

    Measured by its binding ability in a functional ELISA with Human VEGFR1/Flt-1.

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    • Synonyms

      PIGF, PGF, PlGF-2, PLGF-2.

    • Physical Appearance

      Sterile Filtered colorless solution.

    • Stability

      Store at 4°C if entire vial will be used within 2-4 weeks. Store, frozen at -20°C for longer periods of time. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA). Avoid multiple freeze-thaw cycles.

    • Amino Acid Sequence

      LPAVPPQQWA LSAGNGSSEV EVVPFQEVWG RSYCRALERL VDVVSEYPSE VEHMFSPSCV SLLRCTGCCG DENLHCVPVE TANVTMQLLK IRSGDRPSYV ELTFSQHVRC ECRPLREKMK PERRRPKGRG KRRREKQRPT DCHLCGDAVP RRHHHHHH.

    • Background

      PLGF2, a homodimeric glycoprotein, exhibits a unique structural configuration essential for its interactions with VEGF receptors and other signaling molecules. The human recombinant form provides a controlled platform for studying the three-dimensional structure of PLGF2, elucidating its binding affinities and conformational dynamics. Understanding its structure is fundamental for deciphering how PLGF2 mediates angiogenic signaling and vascular remodeling.

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    Pigf2 Human
  • View Data Sheet

    Name :

    VEGF Human

    Description:

    Vascular Endothelial Growth Factor Human Recombinant

    Vascular endothelial growth factor A, VEGF-A, Vascular permeability factor, VPF, VEGF, MGC70609.

    Product # :

    CYT-241

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    Description

    Vascular Endothelial Growth Factor Human Recombinant produced in E.Coli is a double, non-glycosylated, polypeptide chain containing 165 amino acids and having a molecular mass of 38.2kDa.The VEGF is purified by proprietary chromatographic techniques.

    Source

    Escherichia Coli.

    Formulation

    The VEGF protein was lyophilized from a concentrated (1mg/ml) solution with no additives.

    Purity

    Greater than 95.0% as determined by:
    (a) Analysis by RP-HPLC.
    (b) Analysis by SDS-PAGE.

    Biological Activity

    Determined by the dose-dependent stimulation of the proliferation of human umbilical vein endothelial cells (HUVEC) using a concentration range of 3.7-5.6 ng/ml, corresponding to a Specific Activity of 178,570-270,270IU/mg.

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    • Introduction

      Vascular endothelial growth factor (VEGF) is an important signaling protein involved in vessel formation As its name implies, VEGF activity has been mostly studied on cells of the vascular endothelium, although it does have effects on a number of other cell types (e.g. stimulation monocyte/macrophage migration, neurons, cancer cells, kidney epithelial cells ). VEGF mediates increased vascular permeability, induces vasculogenesis and endothelial cell production, promotes cell migration, and inhibits apoptosis. In vitro, VEGF has been shown to stimulate endothelial cell mitogenesis and cell migration. VEGF is also a vasodilator and increases microvascular permeability and was originally referred to as vascular permeability factor. VEGF is located in normal cartilage though only osteoarthritic cartilage expresses the VEGF receptors, NP1, VEGFR1 and VEGFR2. The VEGF level in the culture media from OA chondrocytes was more than 3 folds higher than in media from normal chondrocytes

    • Synonyms

      Vascular endothelial growth factor A, VEGF-A, Vascular permeability factor, VPF, VEGF, MGC70609.

    • Physical Appearance

      Sterile Filtered White lyophilized (freeze-dried) powder.

    • Stability

      Lyophilized VEGF although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution VEGF should be stored at 4°C between 2-7 days and for future use below -18°C.For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Please prevent freeze-thaw cycles.

    • Solubility

      It is recommended to reconstitute the lyophilized VEGF in sterile 18M-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.

    • Amino Acid Sequence

      APMAEGGGQN HHEVVKFMDV YQRSYCHPIE TLVDIFQEYP DEIEYIFKPS CVPLMRCGGC CNDEGLECVP TEESNITMQI MRIKPHQGQH IGEMSFLQHN KCECRPKKDR ARQENPCGPC SERRKHLFVQ DPQTCKCSCK NTDSRCKARQ LELNERTCRC DKPRR

    • Protein content

      VEGF protein quantitation was carried out by two independent methods:1. UV spectroscopy at 280 nm using the absorbency value of 0.2875 as the extinction coefficient for a 0.1% (1mg/ml) solution. This value is calculated by the PC GENE computer analysis program of protein sequences (IntelliGenetics). 2. Analysis by RP-HPLC, using a calibrated solution of VEGF as a Reference Standard.

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    Vegf Human
  • View Data Sheet

    Name :

    VEGFC Human, Sf9

    Description:

    Vascular Endothelial Growth Factor C Human Recombinant, Sf9

    Vascular Endothelial Growth Factor C, Vascular Endothelial Growth Factor-Related Protein, Flt4-L, VRP, FLT4 Ligand DHM, Flt4 Ligand, LMPH1D, VEGF-C, Vascular endothelial growth factor C, VEGF-C, Flt4 ligand, Flt4-L, Vascular endothelial growth factor-related protein.

    Product # :

    CYT-948

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    Description

    VEGFC Human Recombinant produced in Sf9 Baculovirus cells is a single, glycosylated polypeptide chain containing 125 amino acids (112-227a.a.) and having a molecular mass of 14.2kDa (Molecular size on SDS-PAGE will appear at approximately 18-28kDa). VEGFC is expressed with a 6 amino acid His tag at C-Terminus and purified by proprietary chromatographic techniques.

    Source

    Sf9, Baculovirus cells.

    Formulation

    VEGFC protein solution (0.5mg/ml) contains Phosphate Buffered Saline (pH 7.4) and 20% glycerol.

    Purity

    Greater than 90.0% as determined by SDS-PAGE.

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    • Introduction

      VEGF-C, also known as Vascular Endothelial Growth Factor Related Protein (VRP), is a recently discovered VEGF growth factor family member that is most closely related to VEGF-D. Human VEGF-C cDNA encodes a pre-pro-protein of 416 amino acids residues. It is almost identical to the mouse VEGF-C protein. Similar to VEGF-D, VEGF-C has a VEGF homology domain spanning the middle third of the precursor molecule and long N- and C-terminal extensions. In adults, VEGF-C is highly expressed in heart, placenta, ovary and small intestine. Recombinant human VEGF-C, lacking the N- and C-terminal extensions and containing only the middle VEGF homology domain, forms primarily non-covalently linked dimers. This protein is a ligand for both VEGFR-2/KDR and VEGFR-3/FLT-4. Since VEGFR-3 is strongly expressed in lymphatic endothelial cells, it has been postulated that VEGF-C is involved in the regulation of the growth and/or differentiation of lymphatic endothelium. Although recombinant human VEGF-C is also a mitogen for vascular endothelial cells, it is much less potent than VEGF-A.

    • Synonyms

      Vascular Endothelial Growth Factor C, Vascular Endothelial Growth Factor-Related Protein, Flt4-L, VRP, FLT4 Ligand DHM, Flt4 Ligand, LMPH1D, VEGF-C, Vascular endothelial growth factor C, VEGF-C, Flt4 ligand, Flt4-L, Vascular endothelial growth factor-related protein.

    • Physical Appearance

      Sterile filtered colorless solution.

    • Stability

      Store at 4°C if entire vial will be used within 2-4 weeks. Store, frozen at -20°C for longer periods of time. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA). Avoid multiple freeze-thaw cycles.

    • Amino Acid Sequence

      ADPAHYNTEI LKSIDNEWRK TQCMPREVCI DVGKEFGVAT NTFFKPPCVS VYRCGGCCNS EGLQCMNTST SYLSKTLFEI TVPLSQGPKP VTISFANHTS CRCMSKLDVY RQVHSIIRRH HHHHH.

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    Vegfc Human Sf9
  • View Data Sheet

    Name :

    IGF1 Human

    Description:

    IGF-1 Human Recombinant

    Somatomedin C, IGF-I, IGFI, IGF1, IGF-IA MGF.

    Product # :

    CYT-216

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    Description

    IGF1 Human Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 70 amino acids and having a molecular mass of 7.6kDa.IGF-1 is purified by proprietary chromatographic techniques.

    Source

    Escherichia Coli.

    Formulation

    The protein was lyophilized from a concentrated solution in PBS, pH 7.0.

    Purity

    Greater than 97.0% as determined by:
    (a) Analysis by RP-HPLC.
    (b) Analysis by SDS-PAGE.

    Biological Activity

    The biological activity was determined by the cell proliferation assay using serum free human MCF-7 cells in <2ng/ml, corresponding to a Specific Activity of >5.0 x 105IU/mg.

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    • Introduction

      The somatomedins, IGFs, comprise a family of peptides that play important roles in mammalian growth and development. IGF1 mediates many of the growth-promoting effects of GH. Early studies showed that GH did not directly stimulate the incorporation of sulfate into cartilage, but rather acted through a serum factor, termed 'sulfation factor,' which later became known as 'somatomedin. Three main somatomedins have been characterized: somatomedin C (IGF1), somatomedin A (IGF2; MIM 147470), and somatomedin B.

    • Synonyms

      Somatomedin C, IGF-I, IGFI, IGF1, IGF-IA MGF.

    • Physical Appearance

      Sterile Filtered White lyophilized (freeze-dried) powder.

    • Stability

      Lyophilized IGF1 although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution IGF1 should be stored at 4°C between 2-7 days and for future use below -18°C.For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Please prevent freeze-thaw cycles.

    • Solubility

      It is recommended to reconstitute the lyophilized IGF-1 in sterile 18MΩ-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.

    • Amino Acid Sequence

      GPETLCGAEL VDALQFVCGD RGFYFNKPTG YGSSSRRAPQ TGIVDECCFR SCDLRRLEMY CAPLKPAKSA.

    • Background

      IGF stands for INS like growth factors, which are proteins that have a high similarity to INS. They are part of a complicated process that uses cells to communication with the physiologic environment around them. IGF’s complex system is often called the ‘axis’. This consists of:
      ● Two cell-surface receptors (IGF1R and IGF2R)
      ● Two ligands (IGF-1 and IGF-2)
      ● A family of six high-affinity IGF-binding proteins.
      ● Proteases.

      The Effect IGF Has On The Body
      Many unique tissue types express the IGF-1 receptor, and the effects can vary. It induces the survival of neurons, may catalyse skeletal muscle hypertrophy by inducing protein synthesis, and by blocking muscle atrophy. It works as a protector for cartilage cells, and may work to be an anabolic factor for the bones. When used in high concentrations, it can activate the INS receptor, and can even complement the effects that INS has on the body.

      Diseases And IGF
      Diseases and IGF are closely related, and a number of them can be affected. The INS IGF axis is thought to have an effect on aging, with an increased life span shown in fruit flies when used in studies.
      It is also important to note the crucial role that IGF plays in cancer and diabetes - IGF- 1 has been shown to stimulate growth in both prostate and breast cancer cells. The degree of risk that IGF-1 poses is up for debate, and many scientists are not in agreement. IGF has also shown to have the ability to decrease blood glucose levels, although not quite as effective as INS.

      How Was IGF Discovered?
      Investigators began studying the effects of biological substances on cells and tissues outside the body when IGFs were discovered. The name is self explanatory in the fact that IGF performs INS actions in some tissues, but is less potent than INS at decreasing blood sugar. Its fundamental action is to stimulate growth, whether that be within the epidermal growth factor or the nerve growth factor.

      What’s The Difference Between IGF-1 And IGF-2?
      The two types of IGF are IGF-1 and IGF-2. Although the names are similar, the specific actions that they take are different - they bind and activate completely difference receptors. The major actor in them both is the effect that they have on cell growth. Most of the actions of the pituitary GH are mediated by IGFs, but predominantly IGF-1. GH works to stimulate many tissues within the body, especially the liver which then secretes IGF-1. This then causes hypertrophy, or in layman's terms, an increase in cell size, as well as hyperplasia which is an increase in the number of cells.
      The IGF-1 concentration will increase during childhood and hit peak during puberty, but will then decrease afterwards, as does the hormone secretion itself. It has been proven that children and adults with a deficiency of the GH have low serum IGF-1 concentrations when put in comparison with others in the same age range. Patients who have conditions like acromegaly have been shown to have increased serum IGF-1 concentrations. The production of IGF-2 is less dependent on the secretion of GH than IGF-1, and is much less important for stimulating linear growth.

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    Igf 1 Human
  • View Data Sheet

    Name :

    OSTF1 Human

    Description:

    Osteoclast Stimulating Factor-1 Human Recombinant

    SH3P2, OSF, OSTF-1, Osteoclast-stimulating factor 1, OSTF1, FLJ20559, bA235O14.1.

    Product # :

    CYT-630

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    Description

    OSTF1 Human Recombinant produced in E.Coli is a monomeric, non-glycosylated, polypeptide chain containing 225 amino acids (1-217) and having a molecular mass of 25.1kDa. The OSTF1 is fused to an 8 amino acid His Tag at C-terminus & purified by proprietary chromatographic techniques.

    Source

    Escherichia Coli.

    Formulation

    OSTF1 protein (1mg/ml) solution contains 20mM Tris-HCl buffer pH 8, 0.5mM DTT and 10% glycerol.

    Purity

    Greater than 95.0% as determined by SDS-PAGE.

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    • Introduction

      OSTF1 is an intracellular protein produced by osteoclasts that induces bone resorption, via signaling cascade which results in the secretion of factors enhancing osteoclast formation and activity.

    • Synonyms

      SH3P2, OSF, OSTF-1, Osteoclast-stimulating factor 1, OSTF1, FLJ20559, bA235O14.1.

    • Physical Appearance

      Sterile Filtered colorless solution.

    • Stability

      Store at 4°C if entire vial will be used within 2-4 weeks. Store, frozen at -20°C for longer periods of time. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Please avoid freeze thaw cycles.

    • Amino Acid Sequence

      MSKPPPKPVK PGEGGQVKVF RALYTFEPRT PDELYFEEGD IIYITDMSDT NWWKGTSKGR TGLIPSNYVA EQAESIDNPL HEAAKRGNLS WLRECLDNRV GVNGLDKAGS TALYWACHGG HKDIVEMLFT QPNIELNQQN KLGDTALHAA AWKGYADIVQ LFLAKGARTD LRNIEKKLAF DMATNAACAS LLKKKQGTDA VRTLSNAEDY LDDEDSDLEH HHHHH.

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    Ostf1 Human
  • View Data Sheet

    Name :

    Hepatocyte Growth Factor Human, HEK

    Description:

    Hepatocyte Growth Factor Human Recombinant, HEK

    Scatter Factor (SF), Hepatopoietin (HPTA), HGF, HGFB, F-TCF.

    Product # :

    CYT-090

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    Description

    HGF Human Recombinant produced in HEK cells is a glycosylated disulfide-linked heterodimer, containing 697 a.a. (Gln-32 to Ser-728) having a total molecular weight of 80kDa. The HGF is purified by proprietary chromatographic techniques.

    Source

    HEK.

    Formulation

    The HGF was lyophilized from a solution (1mg/ml) containing 10mM Sodium phosphate, 150mM NaCl, 0.01% Tween 80 and 100mM L-Arginine, pH 6.5.

    Purity

    Greater than 90.0% as determined by SDS-PAGE.

    Biological Activity

    The activity was measured in a cell proliferation assay using 4MBr-5 rhesus monkey epithelial cells (ATCC CCL-208). The EC50 for this effect is typically 20-40ng/ml.

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    • Introduction

      Hepatocyte Growth Factor (HGF) is a multifunctional growth factor which regulates both cell growth and cell motility. It exerts a strong mitogenic effect on hepatocytes and primary epithelial cells. HGF synergizes with Interleukin-3 and GM-CSF to stimulate colony formation of hematopoietic progenitor cells in vitro and may, therefore, also modulate hematopoiesis.

    • Synonyms

      Scatter Factor (SF), Hepatopoietin (HPTA), HGF, HGFB, F-TCF.

    • Physical Appearance

      Sterile Filtered White lyophilized (freeze-dried) powder.

    • Stability

      Lyophilized HGF although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution HGF should be stored at 4°C between 2-7 days and for future use below -18°C.For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Please prevent freeze-thaw cycles.

    • Solubility

      It is recommended to reconstitute the lyophilized Hepatocyte Growth Factor in sterile 18MΩ-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.

    • Amino Acid Sequence

      32-QRKRRNTIHE FKKSAKTTLI KIDPALKIKT KKVNTADQCA NRCTRNKGLP FTCKAFVFDK ARKQCLWFPF NSMSSGVKKE FGHEFDLYEN KDYIRNCIIG KGRSYKGTVS ITKSGIKCQP WSSMIPHEHS FLPSSYRGKD LQENYCRNPR GEEGGPWCFT SNPEVRYEVC DIPQCSEVEC MTCNGESYRG LMDHTESGKI CQRWDHQTPH RHKFLPERYP DKGFDDNYCR NPDGQPRPWC YTLDPHTRWE YCAIKTCADN TMNDTDVPLE TTECIQGQGE GYRGTVNTIW NGIPCQRWDS QYPHEHDMTP ENFKCKDLRE NYCRNPDGSE SPWCFTTDPN IRVGYCSQIP NCDMSHGQDC YRGNGKNYMG NLSQTRSGLT CSMWDKNMED LHRHIFWEPD ASKLNENYCR NPDDDAHGPW CYTGNPLIPW DYCPISRCEG DTTPTIVNLD HPVISCAKTK QLRVVNGIPT RTNIGWMVSL RYRNKHICGG SLIKESWVLT ARQCFPSRDL KDYEAWLGIH DVHGRGDEKC KQVLNVSQLV YGPEGSDLVL MKLARPAVLD DFVSTIDLPN YGCTIPEKTS CSVYGWGYTG LINYDGLLRV AHLYIMGNEK CSQHHRGKVT LNESEICAGA EKIGSGPCEG DYGGPLVCEQ HKMRMVLGVI VPGRGCAIPN RPGIFVRVAY YAKWIHKIIL TYKVPQS-728

    • Background

      What is the molecular weight/Mw of HEPATOCYTE GROWTH FACTOR HUMAN,HEK Protein?
      HEPATOCYTE GROWTH FACTOR HUMAN,HEK Protein has a total Mw of 80kDa.

      What is the source or expression system of HEPATOCYTE GROWTH FACTOR HUMAN,HEK Protein?
      HEK.
      What is the Purity of HEPATOCYTE GROWTH FACTOR HUMAN,HEK Protein?
      HEPATOCYTE GROWTH FACTOR HUMAN,HEK Protein is >90% pure as determined by SDS-PAGE.

      What is the Biological Activity of HEPATOCYTE GROWTH FACTOR HUMAN,HEK Protein?
      The activity was measured in a cell proliferation assay using 4MBr-5 rhesus monkey epithelial cells (ATCC CCL-208). The EC50 for this effect is typically 20-40ng/ml.
      What is the amino acid sequence of HEPATOCYTE GROWTH FACTOR HUMAN,HEK Protein?
      32-QRKRRNTIHE FKKSAKTTLI KIDPALKIKT KKVNTADQCA NRCTRNKGLP FTCKAFVFDK ARKQCLWFPF NSMSSGVKKE FGHEFDLYEN KDYIRNCIIG KGRSYKGTVS ITKSGIKCQP WSSMIPHEHS FLPSSYRGKD LQENYCRNPR GEEGGPWCFT SNPEVRYEVC DIPQCSEVEC MTCNGESYRG LMDHTESGKI CQRWDHQTPH RHKFLPERYP DKGFDDNYCR NPDGQPRPWC YTLDPHTRWE YCAIKTCADN TMNDTDVPLE TTECIQGQGE GYRGTVNTIW NGIPCQRWDS QYPHEHDMTP ENFKCKDLRE NYCRNPDGSE SPWCFTTDPN IRVGYCSQIP NCDMSHGQDC YRGNGKNYMG NLSQTRSGLT CSMWDKNMED LHRHIFWEPD ASKLNENYCR NPDDDAHGPW CYTGNPLIPW DYCPISRCEG DTTPTIVNLD HPVISCAKTK QLRVVNGIPT RTNIGWMVSL RYRNKHICGG SLIKESWVLT ARQCFPSRDL KDYEAWLGIH DVHGRGDEKC KQVLNVSQLV YGPEGSDLVL MKLARPAVLD DFVSTIDLPN YGCTIPEKTS CSVYGWGYTG LINYDGLLRV AHLYIMGNEK CSQHHRGKVT LNESEICAGA EKIGSGPCEG DYGGPLVCEQ HKMRMVLGVI VPGRGCAIPN RPGIFVRVAY YAKWIHKIIL TYKVPQS-728

      What applications can HEPATOCYTE GROWTH FACTOR HUMAN,HEK Protein be used in?
      HEPATOCYTE GROWTH FACTOR HUMAN,HEK Protein can probably be used in western blot, ELISA and Lateral Flow.

      What is the endotoxin level for HEPATOCYTE GROWTH FACTOR HUMAN,HEK Protein?
      The endotoxin level is minimal, HEPATOCYTE GROWTH FACTOR HUMAN,HEK Protein was purified using conventional chromatography techniques.


    ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

    Hgf Human Hek
  • View Data Sheet

    Name :

    GM- CSF Human

    Description:

    Granulocyte Macrophage-Colony Stimulating Factor Human Recombinant

    CSF-2, MGI-1GM, GM-CSF, Pluripoietin-alpha, MGC131935, MGC138897.

    Product # :

    CYT-221

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    Description

    Granulocyte Macrophage Colony Stimulating Factor Human Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 127 amino acids and having a molecular mass of 14477 Dalton. GM-CSF is purified by proprietary chromatographic techniques.

    Source

    Escherichia Coli.

    Formulation

    GM-CSF was lyophilized after extensive dialysis against 2mM sodium phosphate buffer pH= 7.4±0.1.

    Purity

    Greater than 98.0% as determined by:
    1. Analysis by RP-HPLC.
    2. Analysis by SDS-PAGE.

    Biological Activity

    The ED50 as determined by the dose-dependant stimulation of the proliferation of human TF-1 cells (human erythroleukemic indicator cell line) is < 0.1 ng/ml, corresponding to a Specific Activity of 11,100,000 IU/mg.

    More Info

    • Introduction

      Granulocyte Macrophage Colony Stimulating Factor (GM-CSF) was first characterized as a growth factor that supports the in-vitro colony formation of granulocytes-macrophages progenitor cells. It is a pleiotropic cytokine and a member of a family of endogenous cytokines of the hematopoietic system. GM-CSF is produced as a response to immune or inflammatory stimuli by activated cells of the hematopoietic system such as T cells, B cells, macrophages, mast cells and also fibroblasts and alveolar epithelial cells. It plays an important role in regulating the proliferation, differentiation, survival and activation of hematopoietic cells such as granulocytes and monocytes ,neutrophiles, basophiles and eosonophoiles, erythroid cells, megakaryocytes and T cells.
      Human and mouse GM-CSF have about 56% homology and are species specific. Human GM-CSF is not active on mouse cells and vice versa. It is active on canine and feline cells.
      GMCSF is 144 amino acids, 22kDa glycoprotein. It is composed of four bundles alpha helices. Its receptor is heterodimers with a ligand-specific alpha subunit and a betac subunit that is shared with the interleukin IL-3 and IL-5 receptors. This unusual form of receptor assembly likely applies also to IL-3 and IL-5 receptors. Cross-linking the two receptor subunits is required for receptor activation and signaling .
      GMCSF has been shown to be involved in maturation, mobilization and antigen presentation of myeloid dentritic cells (DCs) in-vivo or ex-vivo. This function promotes Th1 immune responses, cytotoxcity, anti-angiogenesis as well as allergic inflammation, and the development of autoimmunity. Therefore GMCSF can be used in immunotherapy for the treatment of immune suppressed and immune-compromised patients as well as in veterinary medicine for the same purpose. GM-CSF is also important in regulation of embryo development and pregnancy and specifically in embryo implantation and subsequent development .

    • Synonyms

      CSF-2, MGI-1GM, GM-CSF, Pluripoietin-alpha, MGC131935, MGC138897.

    • Physical Appearance

      Sterile Filtered White lyophilized (freeze-dried) powder.

    • Stability

      Lyophilized Granulocyte Macrophage Colony Stimulating Factor although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution GMCSF should be stored at 4°C between 2-7 days and for future use below -18°C.For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Please prevent freeze-thaw cycles.

    • Solubility

      It is recommended to reconstitute the lyophilized Granulocyte Macrophage Colony Stimulating Factor in sterile 18MΩ-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.

    • Amino Acid Sequence

      The sequence of the first five N-terminal amino acids was determined and was found to be Ala-Pro-Ala-Arg-Ser.
      N-terminal methionine has been completely removed enzymatically.

    • Background

      What is the molecular weight/Mw of GM CSF HUMAN Protein?
      GM CSF HUMAN Protein has a total Mw of 14.47kDa.

      What is the source or expression system of GM CSF HUMAN Protein?
      Escherichia Coli.

      What is the Purity of GM CSF HUMAN Protein?
      GM CSF HUMAN Protein is >98% pure as determined by SDS-PAGE.

      What is the Biological Activity of GM CSF HUMAN Protein?
      The ED50 as determined by the dose-dependant stimulation of the proliferation of human TF-1 cells (human erythroleukemic indicator cell line) is < 0.1 ng/ml, corresponding to a Specific Activity of 11,100,000 IU/mg.

      What is the amino acid sequence of GM CSF HUMAN Protein?
      The sequence of the first five N-terminal amino acids was determined and was found to be Ala-Pro-Ala-Arg-Ser.
      N-terminal methionine has been completely removed enzymatically.

      What applications can GM CSF HUMAN Protein be used in?
      GM CSF HUMAN Protein can probably be used in western blot, ELISA and Lateral Flow.

      What is the endotoxin level for GM CSF HUMAN Protein?
      The endotoxin level is minimal, GM CSF HUMAN Protein was purified using conventional chromatography techniques.


    • Protein content

      GM-CSF quantitation was carried out by two independent methods:1. UV spectroscopy at 280 nm using the absorbency value of 0.963 as the extinction coefficient for a 0.1% (1mg/ml) solution. This value is calculated by the PC GEN computer analysis program of protein sequences (IntelliGenetics). 2. Analysis by RP-HPLC, using a standard solution of GM-CSF as a Reference Standard.

    ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

    Gm Csf Human
  • View Data Sheet

    Name :

    IGF1 Human Des1-3

    Description:

    Insulin-Like Growth Factor 1 Des (1-3) Human Recombinant

    Somatomedin C, IGF-I, IGFI, IGF1, IGF-IA, Mechano growth factor, MGF, Des(1-3), Des1-3, Des 1-3, Des (1-3), IGF-1 (4-70).

    Product # :

    CYT-518

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    • More Info

    Description

    IGF-I Des(1-3) Human Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 67 amino acids (aa 4-70) and having a molecular mass of 7368.5 Dalton. IGF-1 Des1-3 is purified by proprietary chromatographic techniques.

    Source

    Escherichia Coli.

    Formulation

    The protein (1mg/ml) was lyophilized was lyophilized from a 0.2µm filtered concentrated solution in 20mM PBS, pH 7.0.

    Purity

    Greater than 97.0% as determined by:
    (a) Analysis by RP-HPLC.
    (b) Analysis by SDS-PAGE.

    Biological Activity

    The ED50 as determined by a cell proliferation assay using FDC-P1 cells is less than 2.0 ng/ml, corresponding to a specific activity of > 5×105 units/mg.

    More Info

    • Introduction

      The somatomedins, or insulin-like growth factors (IGFs), comprise a family of peptides that play important roles in mammalian growth and development. IGF1 mediates many of the growth-promoting effects of growth hormone (GH; MIM 139250). Early studies showed that growth hormone did not directly stimulate the incorporation of sulfate into cartilage, but rather acted through a serum factor, termed 'sulfation factor,' which later became known as 'somatomedin' (Daughaday et al., 1972). Three main somatomedins have been characterized: somatomedin C (IGF1), somatomedin A (IGF2; MIM 147470), and somatomedin B (MIM 193190) (Rotwein, 1986; Rosenfeld, 2003).

    • Synonyms

      Somatomedin C, IGF-I, IGFI, IGF1, IGF-IA, Mechano growth factor, MGF, Des(1-3), Des1-3, Des 1-3, Des (1-3), IGF-1 (4-70).

    • Physical Appearance

      Sterile Filtered White lyophilized (freeze-dried) powder.

    • Stability

      Lyophilized IGF-I des(1-3) although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution IGF1 des-1-3 should be stored at 4°C between 2-7 days and for future use below -18°C.For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Please prevent freeze-thaw cycles.

    • Solubility

      It is recommended to reconstitute the IGF-I des(1-3) in sterile 18M-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.

    • Amino Acid Sequence

      TLCGAELVDA LQFVCGDRGF YFNKPTGYGS SSRRAPQTGI VDECCFRSCD LRRLEMYCAP LKPAKSA.

    ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

    Igf I Des1 3 Human
  • View Data Sheet

    Name :

    EGF Rat

    Description:

    Epidermal Growth Factor Rat Recombinant

    Urogastrone, URG, EGF.

    Product # :

    CYT-669

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    Description

    Epidermal Growth Factor Rat Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 53 amino acids and having a molecular mass of 6151 Dalton. The Rat EGF is purified by proprietary chromatographic techniques.

    Source

    Escherichia Coli.

    Formulation

    Rat EGF was lyophilized from a 0.2µm filtered concentrated (1.0mg/ml) solution in PBS, pH 7.4.

    Purity

    Greater than 98.0% as determined by(a) Analysis by RP-HPLC.
    (b) Analysis by SDS-PAGE.

    Biological Activity

    The ED50 as calculated by the dose-dependant proliferation of murine BALB/c 3T3 cells is less than 0.1ng/ml, corresponding to a specific activity of > 10,000,000 units/mg.

    More Info

    • Introduction

      Epidermal growth factor has a profound effect on the differentiation of specific cells in vivo and is a potent mitogenic factor for a variety of cultured cells of both ectodermal and mesodermal origin. The EGF precursor is believed to exist as a membrane-bound molecule which is proteolytically cleaved to generate the 53-amino acid peptide hormone that stimulates cells to divide.
      EGF stimulates the growth of various epidermal and epithelial tissues in vivo and in vitro and of some fibroblasts in cell culture.

    • Synonyms

      Urogastrone, URG, EGF.

    • Physical Appearance

      Sterile Filtered White lyophilized (freeze-dried) powder.

    • Stability

      Lyophilized Rat EGF although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution Rat EGF should be stored at 4°C between 2-7 days and for future use below -18°C. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Please prevent freeze-thaw cycles.

    • Solubility

      It is recommended to reconstitute the lyophilized Rat EGF in sterile water not less than 100µg/ml, which can then be further diluted to other aqueous solutions.

    • Amino Acid Sequence

      NSNTGCPPSY DGYCLNGGVC MYVESVDRYV CNCVIGYIGE RCQHRDLRWW KLR.

    • Background

      Pioneering Insights into Epidermal Growth Factor Rat Recombinant: Unraveling Signaling Dynamics and Therapeutic Implications

      Abstract:

      This research paper delves into the unexplored landscape of Epidermal Growth Factor Rat Recombinant (EGF-RR), delving into its intricate molecular attributes, signaling pathways, and potential therapeutic applications. By employing advanced methodologies encompassing protein expression, receptor binding assays, and bioinformatics analyses, this study sheds light on the complex interplay between EGF-RR and cellular responses, offering a new perspective for therapeutic interventions.

      Introduction:

      Epidermal Growth Factor (EGF) holds a key role in cellular regulation. This paper navigates the intricacies of Epidermal Growth Factor Rat Recombinant (EGF-RR), focusing on its unique molecular properties and its potential therapeutic implications.

      Protein Expression and Purification:

      The paper delves into the meticulous engineering of EGF-RR, involving gene optimization for enhanced expression. Protein purification strategies, such as affinity chromatography, are employed to obtain highly purified EGF-RR for subsequent analyses.

      Receptor Binding Assays and Ligand Interaction:

      Advanced receptor binding assays elucidate the interaction of EGF-RR with its cognate receptor. By quantifying binding affinities and kinetic rates, the study unveils the nuances of EGF-RR's engagement with its receptor, shedding light on potential structural determinants.

      Cellular Signaling Pathways and Functional Responses:

      Through in vitro cellular assays, the study unravels the intricate signaling pathways initiated by EGF-RR. Quantitative phosphoproteomic analyses expose the dynamic phosphorylation events triggered by EGF-RR, providing insights into its role in cellular proliferation, migration, and differentiation.

      Bioinformatics Insights and Molecular Modeling:

      Utilizing advanced bioinformatics tools, molecular dynamics simulations provide a deeper understanding of EGF-RR's interactions with its receptor and potential downstream effectors. Structural modeling unveils the conformational changes driving signaling cascades.

      Therapeutic Prospects and Novel Avenues:

      The molecular insights into EGF-RR's signaling dynamics open avenues for therapeutic exploration. Targeted interventions harnessing EGF-RR's potential in wound healing and tissue regeneration, as well as its role in modulating cancer microenvironments, emerge as promising prospects.

      Challenges and Future Directions:

      Despite progress, challenges such as deciphering context-dependent signaling responses remain. Future research should focus on unraveling the intricate cross-talk between different signaling pathways and exploring EGF-RR's role in specific disease contexts.

      Conclusion:

      In a convergence of advanced methodologies and visionary insights, Epidermal Growth Factor Rat Recombinant emerges as a captivating subject. Its distinctive molecular attributes and complex cellular interplay offer potential avenues for therapeutic interventions, ushering in a new era of precision medicine.

      What is the molecular weight/Mw of EGF RAT Protein?
      EGF RAT Protein has a total Mw of 6.1kDa.

      What is the source or expression system of EGF RAT Protein?
      Escherichia Coli.

      What is the Purity of EGF RAT Protein?
      EGF RAT Protein is >98% pure as determined by SDS-PAGE.

      What is the Biological Activity of EGF RAT Protein?
      The ED50 as calculated by the dose-dependant proliferation of murine BALB/c 3T3 cells is less than 0.1ng/ml, corresponding to a specific activity of > 10,000,000 units/mg.

      What is the amino acid sequence of EGF RAT Protein?
      NSNTGCPPSY DGYCLNGGVC MYVESVDRYV CNCVIGYIGE RCQHRDLRWW KLR.

      What applications can EGF RAT Protein be used in?
      EGF RAT Protein can probably be used in western blot, ELISA and Lateral Flow.

      What is the endotoxin level for EGF RAT Protein?
      The endotoxin level is minimal, EGF RAT Protein was purified using conventional chromatography techniques.

    ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

    Egf Rat Recombinant
  • View Data Sheet

    Name :

    FLT1 D7 Human

    Description:

    Vascular Endothelial Growth Factor Receptor-1 D1-7 Human Recombinant

    FLT-1, FLT1, Tyrosine-protein kinase receptor FLT, Flt-1, Tyrosine-protein kinase FRT, Fms-like tyrosine kinase 1, VEGFR-1.

    Product # :

    PKA-241

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    • More Info

    Description

    Soluble FLT1 Human Recombinant fused with the Fc part of human IgG1 produced in baculovirus is disulfide-linked homodimeric, glycosylated, polypeptide containing 751 amino acids and having a molecular mass of 130 kDa. The soluble receptor protein contains only the first 7 extracellular domains (Met1-Thr751), which contain all the information necessary for high affinity ligand binding. The FLT1 fc/Chimera is purified by proprietary chromatographic techniques.

    Source

    Insect Cells.

    Formulation

    FLT1 D1-7 was lyophilized from a concentrated (1 mg/ml) sterile solution containing PBS Buffer, pH 7.4.

    Purity

    Greater than 95.0% as determined by SDS-PAGE.

    Biological Activity

    The activity of FLT1/Fc was determined by its ability to inhibit the VEGF-dependent proliferation of human umbilical vein endothelial cells. The ED50 for this effect is typically 10-30 ng/ml, corresponding to a specific activity of 33,333.33-100,000 units/mg.

    More Info

    • Introduction

      Endothelial cells express three different vascular endothelial growth factor (VEGF) receptors, belonging to the family of receptor tyrosine kinases (RTKs). They are named VEGFR-1 (Flt-1), VEGFR-2 (KDR/Flk-1), and VEGFR-3 (Flt-4). Their expression is almost exclusively restricted to endothelial cells, but VEGFR-1 can also be found on monocytes. All VEGF-receptors have seven immunoglobulin-like extracellular domains, a single transmembrane region and an intracellular split tyrosine kinase domain. VEGFR-2 has a lower affinity for VEGF than the Flt-1 receptor, but a higher signalling activity. Mitogenic activity in endothelial cells is mainly mediated by VEGFR-2 leading to their proliferation. Differential splicing of the flt-1 gene leads to the formation of a secreted, soluble variant of VEGFR-1 (sVEGFR-1). No naturally occurring, secreted forms of VEGFR-2 have so far been reported. The binding of VEGF165 to VEGFR-2 is dependent on heparin.

    • Synonyms

      FLT-1, FLT1, Tyrosine-protein kinase receptor FLT, Flt-1, Tyrosine-protein kinase FRT, Fms-like tyrosine kinase 1, VEGFR-1.

    • Physical Appearance

      Sterile Filtered White lyophilized (freeze-dried) powder.

    • Stability

      Lyophilized FLT-1 although stable at room temperature for 3 weeks, should be stored desiccated below -18C. Upon reconstitution FLT1 should be stored at 4C between 2-7 days and for future use below -18C. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA). Please prevent freeze-thaw cycles.

    • Solubility

      It is recommended to reconstitute the lyophilized FLT1 Fc/Chimera in PBS not less than 50µg/ml, which can then be further diluted to other aqueous solutions.

    • Amino Acid Sequence

      MVSYWDTGVL LCALLSCLLL TGSSSGSKLK DPELSLKGTQ HIMQAGQTLH LQCRGEAAHK WSLPEMVSKE SERLSITKSA CGRNGKQFCS TLTLNTAQAN HTGFYSCKYL AVPTSKKKET ESAIYIFISD TGRPFVEMYS EIPEIIHMTE GRELVIPCRV TSPNITVTLK KFPLDTLIPD GKRIIWDSRK GFIISNATYK EIGLLTCEAT VNGHLYKTNY LTHRQTNTII DVQISTPRPV KLLRGHTLVL NCTATTPLNT RVQMTWSYPD EKNKRASVRR RIDQSNSHAN IFYSVLTIDK MQNKDKGLYT CRVRSGPSFK SVNTSVHIYD KAFITVKHRK QQVLETVAGK RSYRLSMKVK AFPSPEVVWL KDGLPATEKS ARYLTRGYSL IIKDVTEEDA GNYTILLSIK QSNVFKNLTA TLIVNVKPQI YEKAVSSFPD PALYPLGSRQ ILTCTAYGIP QPTIKWFWHP CNHNHSEARC DFCSNNEESF ILDADSNMGN RIESITQRMA IIEGKNKMAS TLVVADSRIS GIYICIASNK VGTVGRNISF YITDVPNGFH VNLEKMPTEG EDLKLSCTVN KFLYRDVTWI LLRTVNNRTM HYSISKQKMA ITKEHSITLN LTIMNVSLQD SGTYACRARN VYTGEEILQK KEITIRDQEA PYLLRNLSDH TVAISSSTTL DCHANGVPEP QITWFKNNHK IQQEPGIILG PGSSTLFIER VTEEDEGVYH CKATNQKGSV ESSAYLTVQG TAASDKTHTC PPCPAPELLG GPSVFLFPPK PKDTLMISRT PEVTCVVVDV SHEDPEVKFN WYVDGVEVHN AKTKPREEQY NSTYRVVSVL TVLHQDWLNG KEYKCKVSNK ALPAPIEKTI S.

    ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

    Flt1 D7 Human
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