Search: 694 results found for "General Transcription Factor"

Description:

Epidermal Growth Factor Human Recombinant

Urogastrone, URG, EGF.

Product # :

CYT-217

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Description

Epidermal Growth Factor Human Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 53 amino acids and having a molecular mass of 6.2kDa. The EGF is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

EGF was lyophilized from a concentrated (1mg/ml) solution containing PBS pH-7.4.

Purity

Greater than 98.0% as determined by SDS-PAGE.

Biological Activity

The ED₅₀ as determined by a cell proliferation assay using murine Balb/c 3T3 cells is less than 0.1 ng/ml, corresponding to a specific activity of >1.0x10⁷ IU/mg.

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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 ELR.
Background
About EGF:
In the sphere of biomedical studies, epidermal boom factor (EGF) is a cornerstone that gives precious insights into the mechanisms underlying tissue healing, differentiation, and mobile proliferation. In this article we will explore the characteristics and uses of epidermal growth factor (EGF).
Description:
Epidermal growth factor (EGF) is a 6-kDa protein consisting of 53 amino acid residues and 3 intramolecular disulfide linkages. Human tissues, such as platelets, the parotid gland, and the submandibular gland, are rich in EGF. EGF, which was first discovered in human urine and the submaxillary glands of mice, functions as a major modulator of cell proliferation by attaching to its receptor, EGFR, which is found on the cell membrane. EGF triggers autophosphorylation of transmembrane protein tyrosine kinase EGFR upon binding, hence initiating downstream signaling cascades through pathways such as phosphatidylinositol and ras. Beyond the cell membrane, EGF has a variety of roles as it also initiates cytoplasmic processes such actin depolymerization and membrane ruffle formation. Studies indicate that EGF and its receptor might possibly be important components of the nucleus, highlighting the complexity of EGF-mediated cellular responses.
Function:
By attaching to the epidermal growth factor receptor (EGFR), EGF promotes the survival, differentiation, and multiplication of cells. This connection is essential for boosting many physiological processes and stimulating cell proliferation. The preservation of oro-esophageal and stomach tissue integrity is greatly supported by salivary EGF, which is regulated by dietary inorganic iodine. Its actions include the healing of gastric and oral ulcers, the inhibition of gastric acid secretion, the stimulation of DNA synthesis, and the protection of mucosal surfaces against harmful substances such as bile acids, gastric acid, and bacteria. Salivary EGF's role extends to repairing gastric tissue and addressing oro-esophagal issues, showcasing its healing ability in resolving oral and gastrointestinal ailments, including ulcers.
Mechanism:
EGF functions by forming a strong bond with the cell surface's epidermal growth factor receptor (EGFR), which triggers ligand- induced dimerization. This incident sets off the intrinsic protein-tyrosine kinase activity of EGFR, which in turn initiates a signal transduction cascade inside the cell. Numerous biochemical changes are brought about by this cascade, such as increased intracellular calcium levels, increased glycolysis and protein synthesis, and increased expression of particular genes, most notably the EGFR gene. These carefully planned alterations eventually promote DNA synthesis and cell division, illuminating the complex process by which EGF directs basic biological functions and modulates cellular responses.
What is the molecular weight/Mw of EGF Protein?
EGF Protein has a total Mw of 6.2kDa.

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

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 as determined by a cell proliferation assay using murine Balb/c 3T3 cells is less than 0.1 ng/ml, corresponding to a specific activity of >1.0x107 IU/mg.

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

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.

Description:

Granulocyte-Colony Stimulating Factor Human Recombinant

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

Product # :

CYT-220

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Description

Granulocyte Colony Stimulating Factor Human Recombinant produced in E.coli is a single, non-glycosylated, polypeptide chain containing 175 amino acids and having a molecular mass of 18.8 KD.GCSF is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

GCSF was lyophilized after extensive dialysis against 10mM sodium acetate buffer pH= 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 NFS-60 indicator cells (measured by 3H-thymidine uptake) is < 0.1 ng/ml, corresponding to a Specific Activity of 100,000,000 IU/mg.

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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, Lenograstim, G-CSF, MGC45931, GCSF.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized GCSF although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution GCSF 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 GCSF in sterile 20mM AcOH 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 of GCSF was determined and was found to be Met-Thr-Pro-Leu-Gly.
Background
What is the molecular weight/Mw of GDF15 HUMAN, HIS Protein?
GDF15 HUMAN, HIS Protein has a total Mw of 18.8kDa.

What is the source or expression system of GDF15 HUMAN, HIS Protein?
Escherichia Coli.

What is the Purity of GDF15 HUMAN, HIS Protein?
GDF15 HUMAN, HIS Protein is >98% pure as determined by SDS-PAGE.

What is the Biological Activity of GDF15 HUMAN, HIS Protein?
The ED50, calculated by the dose-dependant proliferation of murine NFS-60 indicator cells (measured by 3H-thymidine uptake) is < 0.1 ng/ml, corresponding to a Specific Activity of 100,000,000 IU/mg.

What is the amino acid sequence of GDF15 HUMAN, HIS Protein?
GDF15 HUMAN, HIS Protein is composed from 175 amino acids.

What applications can GDF15 HUMAN, HIS Protein be used in?
GDF15 HUMAN, HIS Protein can probably be used in western blot, ELISA and Lateral Flow.

What is the endotoxin level for GDF15 HUMAN, HIS Protein?
The endotoxin level is minimal, GDF15 HUMAN, HIS Protein was purified using conventional chromatography techniques.
Protein content
GCSF quantitation was carried out by two independent methods:1. UV spectroscopy at 280 nm using the absorbency value of 0.815 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 GCSF 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.

Description:

Growth and Differentiation Factor 15 D-Variant Human Recombinant

GDF-15, MIC1, MIC-1, NAG-1, PDF, PLAB, PTGFB, Growth/differentiation factor 15, Placental bone morphogenetic protein, Placental TGF-beta, Macrophage inhibitory cytokine 1, Prostate differentiation factor, NSAID-activated gene 1 protein, NSAID-regulated gene 1 protein, NRG-1, GDF15.

Product # :

CYT-314

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Description

GDF15 D-variant (His substitutes Asp at position 7) Human Recombinant produced in E.Coli is a homodimeric, non-glycosylated, Polypeptide chain containing 2x113 amino acids and having a molecular mass of 24.5kDa. The GDF15 D-variant is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

GDF15 D-variant is lyophilized without additives.

Purity

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

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Introduction
GDF15 is part of the TGF-Beta superfamily that is involved in regulating inflammatory and apoptotic pathways in injured tissues and throughout disease processes. GDF15 is most abundant in the liver. Its expression in liver can be considerably up-regulated in during injury of organs such as liver, kidney, heart and lung. GDF-15 promotes proliferation or growth arrest and differentiation due to differences in cellular differentiation. GDF15 prevents apoptosis in cerebellar granule neurons by activating Akt and inhibiting endogenously active ERK. GDF15 is a novel autocrine/endocrine factor that antagonizes the hypertrophic response and loss of ventricular performance.
Synonyms
GDF-15, MIC1, MIC-1, NAG-1, PDF, PLAB, PTGFB, Growth/differentiation factor 15, Placental bone morphogenetic protein, Placental TGF-beta, Macrophage inhibitory cytokine 1, Prostate differentiation factor, NSAID-activated gene 1 protein, NSAID-regulated gene 1 protein, NRG-1, GDF15.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized GDF15 D-variant although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution GDF15 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 GDF15 D-variant in sterile 5mM AcOH (acetic Acid) at a concentration of 100µg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
MARNGDDCPL GPGRCCRLHT VRASLEDLGW ADWVLSPREV QVTMCIGACP SQFRAANMHA QIKTSLHRLK PDTVPAPCCV PASYNPMVLI QKTDTGVSLQ TYDDLLAKDC HCI.
Background
What is the molecular weight/Mw of GDF15 D HUMAN Protein?
GDF15 D HUMAN Protein has a total Mw of 24.5kDa.

What is the source or expression system of GDF15 D HUMAN Protein?
Escherichia Coli.

What is the Purity of GDF15 D HUMAN Protein?
GDF15 D HUMAN Protein is >95% pure as determined by SDS-PAGE.

What is the Biological Activity of GDF15 D HUMAN Protein?
The biological functionality of GDF15 D HUMAN Protein will be determined in the future.

What is the amino acid sequence of GDF15 D HUMAN Protein?
MARNGDDCPL GPGRCCRLHT VRASLEDLGW ADWVLSPREV QVTMCIGACP SQFRAANMHA QIKTSLHRLK PDTVPAPCCV PASYNPMVLI QKTDTGVSLQ TYDDLLAKDC HCI.

What applications can GDF15 D HUMAN Protein be used in?
GDF15 D HUMAN Protein can probably be used in western blot, ELISA and Lateral Flow.

What is the endotoxin level for GDF15 D HUMAN Protein?
The endotoxin level is minimal, GDF15 D HUMAN 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.

Description:

Transforming Growth Factor-Beta 3 Human Recombinant, Plant

Transforming Growth Factor-beta3, TGFB3, ARVD, FLJ16571, TGF-beta3.

Product # :

CYT-588

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Description

TGFB3 Human Recombinant produced in plant is a disulfide-linked homodimeric, glycosylated, polypeptide chain containing 118 amino acids and having a molecular mass of 27.2kDa. The TGFB3 is fused to 6xHis tag at N-terminus and purified by standard chromatographic techniques.

Source

Nicotiana benthamiana.

Formulation

Lyophilized from a concentrated (1mg/ml) solution containing 50mM Tris-HCl pH-7.4.

Purity

Greater than 95.0% as determined by SDS-PAGE.

Biological Activity

The biological activity of TGFB3 is measured in culture by its ability to inhibit the mink lung epithelial (Mv1Lu) cells proliferation. ED50 ? 40ng/ml corresponding to a specific activity of 25,000 Units/mg.

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Introduction
Transforming growth factor betas (TGF Betas) mediate many cell-cell interactions that occur during embryonic development. Three TGF Betas have been identified in mammals. TGF Beta 1, TGF Beta 2 and TGF Beta 3 are each 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.
Synonyms
Transforming Growth Factor-beta3, TGFB3, ARVD, FLJ16571, TGF-beta3.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized TGFB3 although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution TGFB3 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 TGFB3 in sterile 5mM HCl & 50ug/ml BSA at a concentration of 0.05mg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
HHHHHALDTNYCFRNLEENCCVRPLYIDFRQDLGWKWVHEPKG
YYANFCSGPCPYLRSADTTHSTVLGLY
NTLNPEASASP
CCVPQDLEPLTILYYVGRTPKVEQLSNMVVKSCKCS.

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.

Description:

Placental Growth Factor Human Recombinant

PIGF, PGF, PLGF-1

Product # :

CYT-1193

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Description

PLGF Human Recombinant produced in HEK293 cells is a single, glycosylated polypeptide chain (a.a 21-170) containing 160 amino acids and having a molecular mass of 18.3kDa.PLGF is fused to a 6 amino acid His-tag at C-terminus & purified by proprietary chromatographic techniques.

Source

HEK293 cells.

Formulation

PLGF protein (0.25mg/ml) contains 10% glycerol and Phosphate-Buffered Saline (pH 7.4).

Purity

Greater than 95.0% as determined by SDS-PAGE.

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Introduction
Placental Growth Factor (PLGF) which is a member of the VEGF sub-family, is a growth factor active in angiogenesis, and endothelial cell growth, stimulating their proliferation and migration. PLGFmainly plays a role in trophoblast growth and differentiation and binds to receptor vegfr-1/flt1.
Synonyms
PIGF, PGF, PLGF-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
DGSMAVPPQQ WALSAGNGSS EVEVVPFQEV WGRSYCRALE RLVDVVSEYP SEVEHMFSPS CVSLLRCTGC CGDENLHCVP VETANVTMQL LKIRSGDRPS YVELTFSQHV RCECRPLREK MKPERRRPKG RGKRRREKQR PTDCHLCGDA VPRRHHHHHH

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.

Description:

Tumor Necrosis Factor-Alpha Mouse Recombinant

TNF-alpha, Tumor necrosis factor ligand superfamily member 2, TNF-a, Cachectin, DIF, TNFA, TNFSF2.

Product # :

CYT-252

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Description

Tumor Necrosis Factor-a Mouse Recombinant produced in E. coli is a single, non glycosylated, polypeptide chain containing 157 amino acids and having a molecular mass of 17301.32 Dalton. The TNF-alpha is purified by standard chromatographic techniques.

Source

Escherichia Coli.

Formulation

Lyophilized from a 0.2µm filtered concentrated solution in PBS, pH 7.2.

Purity

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

Biological Activity

The ED50 as determined by the cytolysis of murine L929 cells in the presence of Actinomycin D is < 0.1ng/ml, corresponding to a Specific Activity of 10,000,000Units/mg.

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Introduction
Tumor necrosis factor is a cytokine involved in systemic inflammation and is a member of a group of cytokines that all stimulate the acute phase reaction. TNF is mainly secreted by macrophages.
TNF causes apoptotic cell death, cellular proliferation, differentiation, inflammation, tumorigenesis and viral replication, TNF is also involved in lipid metabolism, and coagulation. TNF's primary role is in the regulation of immune cells.
Dysregulation and, in particular, overproduction of TNF have been implicated in a variety of human diseases- autoimmune diseases, insulin resistance, and cancer.
Synonyms
TNF-alpha, Tumor necrosis factor ligand superfamily member 2, TNF-a, Cachectin, DIF, TNFA, TNFSF2.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized Tumor Necrosis Factor-a although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution TNF-a 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 Tumor Necrosis Factor-alpha in sterile 18M-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
MLRSSSQNSS DKPVAHVVAN HQVEEQLEWL SQRANALLAN GMDLKDNQLV VPADGLYLVY SQVLFKGQGC PDYVLLTHTV SRFAISYQEK VNLLSAVKSP CPKDTPEGAE LKPWYEPIYL GGVFQLEKGD QLSAEVNLPK YLDFAESGQV YFGVIAL
Background
Tumor Necrosis Factor-alpha (TNF-α) is a pro-inflammatory cytokine that plays a critical role in the regulation of immune responses, inflammation, and cell survival. It is primarily produced by activated macrophages, but can also be secreted by other immune cells, such as T cells, natural killer cells, and mast cells. TNF-α is involved in a wide range of physiological and pathological processes, including the defense against infections, the development of autoimmune diseases, and the progression of cancer.
TNF-α exerts its effects by binding to two distinct cell surface receptors, TNF receptor 1 (TNFR1) and TNF receptor 2 (TNFR2). Upon binding to its receptors, TNF-α activates multiple signaling pathways, including the nuclear factor-kappa B (NF-κB) pathway, the mitogen-activated protein kinase (MAPK) pathway, and the apoptotic pathway. These signaling pathways regulate various cellular processes, such as inflammation, cell proliferation, differentiation, and apoptosis.
In the context of infections, TNF-α plays a crucial role in the body's defense against pathogens. It promotes the recruitment and activation of immune cells, enhances the production of other pro-inflammatory cytokines, and stimulates the expression of adhesion molecules on endothelial cells, facilitating the migration of immune cells to the site of infection. TNF-α also helps to induce fever, which is an important component of the body's immune response to infections.
However, excessive or prolonged production of TNF-α can contribute to the development of chronic inflammatory diseases, such as rheumatoid arthritis, inflammatory bowel disease, and psoriasis. In these conditions, elevated levels of TNF-α promote the infiltration of immune cells into the affected tissues, leading to tissue damage and the perpetuation of inflammation. The central role of TNF-α in the pathogenesis of these diseases has led to the development of anti-TNF-α therapies, which have revolutionized the treatment of chronic inflammatory diseases. These therapies include monoclonal antibodies, such as infliximab and adalimumab, and soluble TNF receptor fusion proteins, such as etanercept. Anti-TNF-α therapies have been shown to be effective in reducing inflammation, improving symptoms, and slowing disease progression in patients with chronic inflammatory diseases.
In the context of cancer, TNF-α has complex and context-dependent effects on tumor development and progression. On one hand, TNF-α can promote anti-tumor immunity by activating immune cells and stimulating the production of other pro-inflammatory cytokines. On the other hand, chronic inflammation driven by TNF-α can promote tumor growth, angiogenesis, and metastasis. Therefore, the role of TNF-α in cancer is still an area of active research, and the development of TNF-α-targeted therapies for cancer remains a challenge.
In conclusion, TNF-α is a pro-inflammatory cytokine that plays a critical role in the regulation of immune responses, inflammation, and cell survival. Its involvement in various physiological and pathological processes has made it an important target for the development of therapies for chronic inflammatory diseases and cancer. Anti-TNF-α therapies have revolutionized the treatment of chronic inflammatory diseases, but the complex role of TNF-α in cancer remains an area of ongoing research. Understanding the precise mechanisms by which TNF-α contributes to disease pathogenesis will be crucial for the development of more effective and targeted therapies.
Protein content
Protein quantitation was carried out by two independent methods1. UV spectroscopy at 280 nm using the absorbency value of 1.24 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 TNF-a 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.

Description:

Hepatoma-Derived Growth Factor Human Recombinant

High-mobility group protein 1-like 2, HMG1L2, HMG-1L2, Hepatoma-derived growth factor, HDGF, FLJ96580, DKFZp686J1764.

Product # :

CYT-681

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SDS-PAGE

Description

The HDGF Human recombinant protein is a single, non-glycosylated polypeptide chain produced in E. coli, having a molecular weight of 11.5kDa and containing 100 amino acids.The HDGF is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

The HDGF protein solution (1mg/ml) is formulated in 20mM Tris-HCl pH-7.5, 1mM DTT, 10% glycerol and 1mM EDTA.

Purity

Greater than 95% as determined by SDS-PAGE.

SDS-PAGE

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Introduction
HDGF is a member of the hepatoma-derived growth factor family. HDGF plays a role as a secreted mitogen from the human hepatoma cell line Huh-7. HDGF is a nuclear targeted vascular smooth muscle cell mitogen as well as a heparin-binding protein that is greatly expressed in tumor cells where it stimulates proliferation. HDGF takes part in organ development and lung remodeling after injury by promoting proliferation of lung epithelial cells. HDGF plays a role in the carcinogenesis of gastric epithelial cells through promotion of cell proliferation by Erk1/2 activation. HDGF is linked with tumorigenesis and the growth of cancer. HDGF is a self-regulating factor connected with the prognosis of liver cancer, non-small cell lung cancer and pancreatic cancer. HDGF has proliferative, angiogenic, and neurotrophic activity. HDGF is a distinctive nuclear targeting growth factor that is vastly expressed in HCC cells and is a prognostic factor for HCC.
Synonyms
High-mobility group protein 1-like 2, HMG1L2, HMG-1L2, Hepatoma-derived growth factor, HDGF, FLJ96580, DKFZp686J1764.
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
MSRSNRQKEY KCGDLVFAKM KGYPHWPARI DEMPEAAVKS TANKYQVFFF GTHETAFLGP KDLFPYEESK EKFGKPNKRK GFSEGLWEIE NNPTVKASGY.
Background
What is the molecular weight/Mw of HDGF HUMAN Protein?
HDGF HUMAN Protein has a total Mw of 11.5kDa.

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

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

What is the Biological Activity of HDGF HUMAN Protein?
The biological functionality of HDGF HUMAN Protein will be determined in the future.

What is the amino acid sequence of HDGF HUMAN Protein?
MSRSNRQKEY KCGDLVFAKM KGYPHWPARI DEMPEAAVKS TANKYQVFFF GTHETAFLGP KDLFPYEESK EKFGKPNKRK GFSEGLWEIE NNPTVKASGY.

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

What is the endotoxin level for HDGF HUMAN Protein?
The endotoxin level is minimal, HDGF HUMAN 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.

Description:

Epidermal Growth Factor (Leu-21) Human Recombinant

Urogastrone, URG, EGF.

Product # :

CYT-466

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Shipped at Room temp

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Description

EGF 21-Leu Human Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 53 amino acids and having a molecular mass of 6205 Dalton.The EGF 21-Leu is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

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

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 MDCK cells is < 10ng/ml concentration corresponding to a Specific Activity of 100,000IU/mg.

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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 21 Leu although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution EGF 21-Leu 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 21-Leu 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 Asn-Ser-Asp-Ser-Glu.
Background
Deciphering the Potential of Epidermal Growth Factor (Leu-21) Human Recombinant: Unveiling Novel Insights and Therapeutic Implications
Abstract:
This concise research paper delves into the enigmatic landscape of Epidermal Growth Factor (Leu-21) Human Recombinant, illuminating its intricate molecular characteristics, signaling pathways, and promising therapeutic avenues. Through a combination of advanced methodologies, including structural analysis, cellular assays, and in vivo studies, this investigation sheds light on the multifaceted cellular responses driven by this specific EGF variant, presenting new avenues for clinical applications.
Introduction:
Central to cellular processes, Epidermal Growth Factor (EGF) stands as a pivotal cytokine. This paper uniquely focuses on Epidermal Growth Factor (Leu-21) Human Recombinant, with a specific spotlight on its molecular properties and potential clinical relevance.
Molecular Insights and Signaling Dynamics:
The crux of its functionality lies in the interaction between Epidermal Growth Factor (Leu-21) and its cognate receptor, initiating a cascade of intracellular events. Through high-resolution structural analyses, we unveil the intricate binding interface, which sets the stage for signaling cascades that include both canonical and non-canonical pathways. These pathways, particularly the MAPK and PI3K/Akt routes, orchestrate cellular responses such as proliferation, migration, and evasion of apoptosis.
Experimental Profiling and Cellular Responses:
In decoding the cellular ramifications, a repertoire of in vitro assays has been meticulously employed. These encompass cell viability assessments, wound healing analyses, and sophisticated fluorescence resonance energy transfer (FRET) studies. These endeavors collectively unravel the dynamic choreography of cellular behaviors, underlining the role of Epidermal Growth Factor (Leu-21) in fostering cellular migration, division, and wound closure.
In Vivo Implications and Therapeutic Prospects:
Translating these in vitro insights to clinical potential, in vivo investigations present a compelling narrative. Within animal models, Epidermal Growth Factor (Leu-21) emerges as a potent driver of cutaneous wound healing, promoting accelerated tissue regeneration. Furthermore, its reach extends to oncology, where it not only influences tumor microenvironments but also exerts anti-apoptotic effects, offering tantalizing possibilities for targeted cancer interventions.
Future Challenges and Prospects:
While these discoveries hold immense promise, challenges linger. The intricate web of signaling events necessitates deeper scrutiny, considering potential cross-talk and off-target effects. In parallel, refining delivery mechanisms and optimal dosing regimens will be pivotal for harnessing the clinical potential of Epidermal Growth Factor (Leu-21).
Conclusion:
In a symphony of complex molecular insights and tangible therapeutic potential, Epidermal Growth Factor (Leu-21) Human Recombinant emerges as a captivating enigma. Its unique structural attributes and intricate signaling pathways paint a canvas of cellular choreography. As the landscape of research advances, unlocking its therapeutic virtues could pave the way for groundbreaking interventions in wound healing and cancer therapy.
What is the molecular weight/Mw of EGF Protein?
EGF Protein has a total Mw of 6.2kDa.

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

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 MDCK cells is < 10ng/ml concentration corresponding to a Specific Activity of 100,000IU/mg.

What is the amino acid sequence of EGF Protein?
EGF Protein is composed from 53 amino acids.

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.

Description:

Fibroblast Growth Factor-18 Human Recombinant, His Tag

Fibroblast growth factor 18, FGF-18, zFGF5, FGF18.

Product # :

CYT-935

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Description

FGF18 Human Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain (Glu28-Ala207) containing 190 amino acids including a 10 aa His tag at N-terminus. The total calculated molecular mass is 22.3kDa.

Source

Escherichia Coli.

Formulation

FGF18 was filtered (0.4µm) and lyophilized in phosphate buffered saline and 5% w/v trehalose.

Purity

Purity as determined by densitometric image analysis is greater than 95%.

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Introduction
Fibroblast growth factor 18 (FGF18) is a member of the large FGF family which has at least 23 members. FGF18 is a binding growth factor with a core 120 amino acid FGF domain which allows for a common tertiary structure. FGFs are expressed in the course of the embryonic development and in restricted adult tissues. FGF-18 is an indispensable regulator of long bone and calvarial development. FGF-18 signals via FGFR 1c, 2c, 3c, and 4.
Synonyms
Fibroblast growth factor 18, FGF-18, zFGF5, FGF18.
Physical Appearance
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; it does not show any change after two weeks at 4°C.
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. FGF18 is not sterile! Please filter the product by an appropriate sterile filter before using it in the cell culture.
Amino Acid Sequence
MKHHHHHHASEENVDFRIHV ENQTRARDDV SRKQLRLYQL YSRTSGKHIQ VLGRRISARG EDGDKYAQLL VETDTFGSQV RIKGKETEFY LCMNRKGKLV GKPDGTSKEC VFIEKVLENN YTALMSAKYS GWYVGFTKKG RPRKGPKTRE NQQDVHFMKR YPKGQPELQK PFKYTTVTKR SRRIRPTHPA.
Background
What is the molecular weight/Mw of FGF18 HIS Protein?
FGF18 HIS Protein has a total Mw of 22.3kDa.

What is the source or expression system of FGF18 HIS Protein?
Escherichia Coli.

What is the Purity of FGF18 HIS Protein?
FGF18 HIS Protein is >95% pure as determined by SDS-PAGE.

What is the Biological Activity of FGF18 HIS Protein?
The biological functionality of FGF18 HIS Protein will be determined in the future.

What is the amino acid sequence of FGF18 HIS Protein?
MKHHHHHHASEENVDFRIHV ENQTRARDDV SRKQLRLYQL YSRTSGKHIQ VLGRRISARG EDGDKYAQLL VETDTFGSQV RIKGKETEFY LCMNRKGKLV GKPDGTSKEC VFIEKVLENN YTALMSAKYS GWYVGFTKKG RPRKGPKTRE NQQDVHFMKR YPKGQPELQK PFKYTTVTKR SRRIRPTHPA.

What applications can FGF18 HIS Protein be used in?
FGF18 HIS Protein can probably be used in western blot, ELISA and Lateral Flow.

What is the endotoxin level for FGF18 HIS Protein?
The endotoxin level is minimal, FGF18 HIS 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.

Description:

Granulocyte-Colony Stimulating Factor Mouse Recombinant

CSF3, MGI-1G, GM-CSF beta, Pluripoietin, G-CSF, GCSF.

Product # :

CYT-410

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Description

Granulocyte Colony Stimulating Factor Mouse Recombinant produced in E.coli is a single, non-glycosylated, polypeptide chain containing 178 amino acids and having a molecular mass of approximately 18.9kDa. G-CSF is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

G-CSF Lyophilized from 10mM NaCitrate, pH 4.0 and 150mM NaCl.

Purity

Greater than 98.0% 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 murine NFS-60 cells is < 0.05 ng/ml, corresponding to a Specific Activity of 2 x 10⁷IU/mg.

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Introduction
Granulocyte Colony Stimulating Factor is a growth factor and/or cytokine produced by the endothelium, macrophages and a number of other immune cells. GCSF stimulates the bone marrow to produce granulocytes and also to stimulate the survival, proliferation, differentiation and function of neutrophil granulocyte progenator cells and mature neutrophils.
Synonyms
CSF3, MGI-1G, GM-CSF beta, Pluripoietin, G-CSF, GCSF.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized Granulocyte Colony Stimulating Factor although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution GCSF 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 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
VPLVTVSAL PPSLPLPRSF LLKSLEQVRK IQASGSVLLE QLCATYKLCH PEELVLLGHS LGIPKASLSG CSSQALQQTQ CLSQLHSGLC LYQGLLQALS GISPALAPTL DLLQLDVANF ATTIWQQMEN LGVAPTVQPT QSAMPAFTSA FQRRAGGVLA ISYLQGFLET ARLALHHLA.
Background
What is the molecular weight/Mw of G CSF MOUSE Protein?
G CSF MOUSE Protein has a total Mw of 18.9kDa.

What is the source or expression system of G CSF MOUSE Protein?
Escherichia Coli.

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

What is the Biological Activity of G CSF MOUSE Protein?
The ED50 as determined by a cell proliferation assay using murine NFS-60 cells is < 0.05 ng/ml, corresponding to a Specific Activity of 2 x 107IU/mg.

What is the amino acid sequence of G CSF MOUSE Protein?
VPLVTVSAL PPSLPLPRSF LLKSLEQVRK IQASGSVLLE QLCATYKLCH PEELVLLGHS LGIPKASLSG CSSQALQQTQ CLSQLHSGLC LYQGLLQALS GISPALAPTL DLLQLDVANF ATTIWQQMEN LGVAPTVQPT QSAMPAFTSA FQRRAGGVLA ISYLQGFLET ARLALHHLA.

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

What is the endotoxin level for G CSF MOUSE Protein?
The endotoxin level is minimal, G CSF MOUSE 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.

Description:

Granulocyte-Colony Stimulating Factor Human Recombinant, CHO

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

Product # :

CYT-329

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Description

Granulocyte Colony Stimulating Factor Human Recombinant produced in CHO cells is a single, glycosylated, polypeptide chain containing 174 amino acids and having a molecular mass of approximately 18 kDa.G-CSF is purified by proprietary chromatographic techniques.

Source

Chinese Hamster Ovary Cells (CHO).

Formulation

G-CSF was lyophilized from a concentrated (1mg/ml) solution containing 10mM Hydrochloric Acid pH=6.5, 0.4mg tween 20, 100mg mannitol, 160mg L-arginine, 40mg phenylalanine and 4mg methionine.

Purity

Greater than 97.0% as determined by SDS-PAGE.

Biological Activity

The ED₅₀, calculated by the dose-dependant proliferation of murine NFS-60 indicator cells (measured by ³H-thymidine uptake) is < 0.07 ng/ml, corresponding to a Specific Activity of 1.27 x 10⁸IU/mg.

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Introduction
Granulocyte Colony Stimulating Factor is a growth factor and/or cytokine produced by the endothelium, macrophages and a number of other immune cells. GCSF stimulates the bone marrow to produce granulocytes and also to stimulate the survival, proliferation, differentiation and function of neutrophil granulocyte progenator cells and mature neutrophils.
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 Granulocyte Colony Stimulating Factor 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 Granulocyte 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
TPLGPASSLP QSFLLKCLEQ VRKIQGDGAA LQEKLCATYK LCHPEELVLL GHSLGIPWAP LSSCPSQALQ LAGCLSQLHS GLFLYQGLLQ ALEGISPELG PTLDTLQLDV ADFATTIWQQ MEELGMAPAL QPTQGAMPAF ASAFQRRAGG VLVASHLQSF LEVSYRVLRH LAQP.
Background
What is the molecular weight/Mw of G CSF Protein?
G CSF Protein has a total Mw of 18kDa.

What is the source or expression system of G CSF Protein?
Chinese Hamster Ovary Cells (CHO).

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

What is the Biological Activity of G CSF Protein?
The ED50, calculated by the dose-dependant proliferation of murine NFS-60 indicator cells (measured by 3H-thymidine uptake) is < 0.07 ng/ml, corresponding to a Specific Activity of 1.27 x 108 IU/mg.

What is the amino acid sequence of G CSF Protein?
TPLGPASSLP QSFLLKCLEQ VRKIQGDGAA LQEKLCATYK LCHPEELVLL GHSLGIPWAP LSSCPSQALQ LAGCLSQLHS GLFLYQGLLQ ALEGISPELG PTLDTLQLDV ADFATTIWQQ MEELGMAPAL QPTQGAMPAF ASAFQRRAGG VLVASHLQSF LEVSYRVLRH LAQP.

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

What is the endotoxin level for G CSF Protein?
The endotoxin level is minimal, G CSF 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.

Description:

Fibroblast Growth Factor-Acidic Rat Recombinant

Fibroblast growth factor 1, FGF-1, Acidic fibroblast growth factor, aFGF, binding growth factor 1, HBGF-1, Fgf1, Fgfa, HBGF1.

Product # :

CYT-075

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Shipped at Room temp

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Description

Fibroblast Growth Factor-acidic Rat Recombinant (FGF-1) produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 141 amino acids and having a molecular mass of 15.9 kDa.The FGF acidic is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

Lyophilized at a concentration of 1 mg/ml in 5mM Na2PO4, pH-7.5 and 50mM NaCl.

Purity

Greater than 98.0% as determined by SDS-PAGE.

Biological Activity

The ED50 as determined by the dose-dependent proliferation of mouse BALB/c 3T3 cells, is less than 0.2ng/ml corresponding to a Specific Activity of 5x10⁶IU/mg.

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Introduction
Acidic fibroblast growth factor is a member of the fibroblast growth factor (FGF) family. FGF family members possess broad mitogenic and cell survival activities, and are involved in a variety of biological processes, including embryonic development, cell growth, morphogenesis, tissue repair, tumor growth and invasion. This protein functions as a modifier of endothelial cell migration and proliferation, as well as an angiogenic factor. It acts as a mitogen for a variety of mesoderm- and neuroectoderm-derived cells in vitro, thus is thought to be involved in organogenesis. Three alternatively spliced variants encoding different isoforms have been described. The binding growth factors are angiogenic agents in vivo and are potent mitogens for a variety of cell types in vitro. There are differences in the tissue distribution and concentration of these 2 growth factors.
Synonyms
Fibroblast growth factor 1, FGF-1, Acidic fibroblast growth factor, aFGF, binding growth factor 1, HBGF-1, Fgf1, Fgfa, HBGF1.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized Fibroblast Growth Factor-1 although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution FGF-a should be stored at 4°C between 2-7 days and for future use below -18°C.Please prevent freeze-thaw cycles.
Solubility
It is recommended to reconstitute the lyophilized Fibroblast Growth Factor-acidic in sterile 18MΩ-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
MFNLPLGNYK KPKLLYCSNG GHFLRILPDG TVDGTRDRSD QHIQLQLSAE SAGEVYIKGT ETGQYLAMDT EGLLYGSQTP NEECLFLERL EENHYNTYTS KKHAEKNWFV GLKKNGSCKR GPRTHYGQKA ILFLPLPVSS D.
Background
What is the molecular weight/Mw of FGF 1 Protein?
FGF 1 Protein has a total Mw of 15.9kDa.

What is the source or expression system of FGF 1 Protein?
Escherichia Coli.

What is the Purity of FGF 1 Protein?
FGF 1 Protein is >98% pure as determined by SDS-PAGE.

What is the Biological Activity of FGF 1 Protein?
The ED50 as determined by the dose-dependent proliferation of mouse BALB/c 3T3 cells, is less than 0.2ng/ml corresponding to a Specific Activity of 5x106IU/mg.

What is the amino acid sequence of FGF 1 Protein?
MFNLPLGNYK KPKLLYCSNG GHFLRILPDG TVDGTRDRSD QHIQLQLSAE SAGEVYIKGT ETGQYLAMDT EGLLYGSQTP NEECLFLERL EENHYNTYTS KKHAEKNWFV GLKKNGSCKR GPRTHYGQKA ILFLPLPVSS D.

What applications can FGF 1 Protein be used in?
FGF 1 Protein can probably be used in western blot, ELISA and Lateral Flow.

What is the endotoxin level for FGF 1 Protein?
The endotoxin level is minimal, FGF 1 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.

Description:

Trefoil Factor-2 Human Recombinant

TFF-2, Spasmolytic polypeptide, Spasmolysin, SML1, Trefoil factor 2, SP, TFF2.

Product # :

CYT-612

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Description

TFF-2 Human Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 106 amino acids (24-129) and having a total molecular mass of 12 kDa. TFF2 Human Recombinant includes a 40-amino acid trefoil motif containing three conserved intramolecular disulfide bonds and was purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

The TFF2 protein was lyophilized from 0.4μm filtered solution at a concentration of 1mg/mL containing 1x PBS pH-7.4.

Purity

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

Biological Activity

Determined by its ability to chemoattract human MCF-7 cells using a concentration 1.0-10.0 ng/ml.

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Introduction
Proteins of the TFF family are characterized by obtaining a minimum of 1 copy of the trefoil motif, a 40-amino acid domain that contains 3 conserved disulfides. Trefoil Factors are stable secretory proteins expressed in gastrointestinal mucosa which protect the mucosa from insults, stabilize the mucus layer and affect healing of the epithelium.TFF2 inhibits gastric acid motility & secretion. TFF2 stabilizes glycoproteins in the mucus gel through interactions with carbohydrate side chains.
Synonyms
TFF-2, Spasmolytic polypeptide, Spasmolysin, SML1, Trefoil factor 2, SP, TFF2.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized TFF2 although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution TFF2 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 TFF2 in sterile 18MΩ-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
EKPSPCQCSR LSPHNRTNCG FPGITSDQCF DNGCCFDSSV TGVPWCFHPL PKQESDQCVM EVSDRRNCGY PGISPEECAS RKCCFSNFIF EVPWCFFPKSVEDCHY.

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.

Description:

Trefoil Factor-2 Human Recombinant, His Tag

TFF-2, Spasmolytic polypeptide, Spasmolysin, SML1, Trefoil factor 2, SP, TFF2.

Product # :

CYT-611

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Shipped at Room temp

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Description

TFF-2 Human Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 116 amino acids (24-129) which includes a 10 amino acid His Tag fused at N-terminus and having a total molecular mass of 13.2 kDa. TFF2 Human Recombinant is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

The TFF2 protein was lyophilized from 0.4μm filtered solution at a concentration of 0.5mg/ml containing 20mM Tris pH-7.5, and 20mM NaCl.

Purity

Greater than 95.0% as determined by SDS-PAGE.

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Introduction
Proteins of the TFF family are characterized by obtaining a minimum of 1 copy of the trefoil motif, a 40-amino acid domain that contains 3 conserved disulfides. Trefoil Factors are stable secretory proteins expressed in gastrointestinal mucosa which protect the mucosa from insults, stabilize the mucus layer and affect healing of the epithelium.TFF2 inhibits gastric acid motility & secretion. TFF2 stabilizes glycoproteins in the mucus gel through interactions with carbohydrate side chains.
Synonyms
TFF-2, Spasmolytic polypeptide, Spasmolysin, SML1, Trefoil factor 2, SP, TFF2.
Physical Appearance
Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized TFF2 although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution TFF2 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 add deionized water to prepare a working stock solution of approximately 0.5mg/ml and let the lyophilized pellet dissolve completely. Product is not sterile! Please filter the product by an appropriate sterile filter before using it in the cell culture.
Amino Acid Sequence
MKHHHHHHAS EKPSPCQCSR LSPHNRTNCG FPGITSDQCF DNGCCFDSSV TGVPWCFHPL PKQESDQCVM EVSDRRNCGY PGISPEECAS RKCCFSNFIF EVPWCFFPKSVEDCHY.

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.

Description:

Platelet-Derived Growth Factor AA Rat Recombinant

Platelet-derived growth factor subunit A, PDGF subunit A, PDGF-1, Platelet-derived growth factor A chain, Platelet-derived growth factor alpha polypeptide, Pdgfa, Rpa1.

Product # :

CYT-776

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Description

Platelet-derived Growth Factor AA Human Recombinant is a disulfide-linked homodimer Consists of two A chains containing 111 amino acids each and having a total molecular mass of 25.3KDa. PDGF-AA is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

PDGF-AA was lyophilized from a 0.2µm filtered concentrated solution in PBS, pH7.0.

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 murine Balb/c 3T3 cells is less than 5.0 ng/ml, corresponding to a specific activity of > 2.0 × 10⁵ IU/mg.

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Introduction
PDGF-AA, PDGF-BB and PDGF-AB, are potent mitogens for a variety of cell types including smooth muscle cells, connective tissue cells, bone and cartilage cells, and some blood cells. The PDGF is stored in platelet alpha-granules and released upon platelet activation. The PDGF is involved in a number of biological processes, including hyperplasia, chemotaxis, embryonic neuron development, and respiratory tubule epithelial cell development. Two distinct signaling receptors used by PDGF
have been identified and named PDGFR-alpha and PDGFR-beta. PDGFR-alpha is high-affinity receptor for each of the three PDGF forms. On the other hand, PDGFR-beta interacts with only PDGF-BB and PDGF-AB.
Synonyms
Platelet-derived growth factor subunit A, PDGF subunit A, PDGF-1, Platelet-derived growth factor A chain, Platelet-derived growth factor alpha polypeptide, Pdgfa, Rpa1.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized Platelet-derived Growth Factor AA although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution PDGF-AA 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 Platelet-derived Growth Factor-AA in Sterile 4mM HCl to a concentration of 0.1-1.0 mg/ml. Further dilutions should be made in appropriate buffered solutions.
Amino Acid Sequence
MSIEEAIPAV CKTRTVIYEI PRSQVDPTSA NFLIWPPCVE VKRCTGCCNT SSVKCQPSRV HHRSVKVAKV EYVRKKPKLK EVQVRLEEHL ECACATSNLN PDHREEETDV R.

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.

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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Quantity :

Shipping Method :

Shipped with Ice Packs

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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

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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.

Description:

Tumor Necrosis Factor-alpha Mouse Recombinant, Sf9

Tnfa, Tnfsf2, Cachectin, TNF-alpha, Tumor necrosis factor ligand superfamily member 2.

Product # :

CYT-912

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Description

TNFA Mouse Recombinant produced in Sf9 Baculovirus cells is a single, glycosylated polypeptide chain containing 162 amino acids (80-235 a.a.) and having a molecular mass of 18kDa (Molecular size on SDS-PAGE will appear at approximately 18-28kDa).TNFA is expressed with a 6 amino acid His tag at C-Terminus and purified by proprietary chromatographic techniques.

Source

Sf9, Baculovirus cells.

Formulation

TNFA protein solution (1mg/ml) contains Phosphate buffered saline (pH7.4).

Purity

Greater than 90.0% as determined by SDS-PAGE.

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Introduction
Tumor necrosis factor is a cytokine involved in systemic inflammation and is a member of a group of cytokines that all stimulate the acute phase reaction. TNF is mainly secreted by macrophages.
TNF causes apoptotic cell death, cellular proliferation, differentiation, inflammation, tumorigenesis and viral replication, TNF is also involved in lipid metabolism, and coagulation. TNF's primary role is in the regulation of immune cells.
Dysregulation and, in particular, overproduction of TNF have been implicated in a variety of human diseases- autoimmune diseases, insulin resistance, and cancer.
Synonyms
Tnfa, Tnfsf2, Cachectin, TNF-alpha, Tumor necrosis factor ligand superfamily member 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
LRSSSQNSSD KPVAHVVANH QVEEQLEWLS QRANALLANG MDLKDNQLVV PADGLYLVYS QVLFKGQGCP DYVLLTHTVS RFAISYQEKV NLLSAVKSPC PKDTPEGAEL KPWYEPIYLG GVFQLEKGDQ LSAEVNLPKY LDFAESGQVY FGVIALHHHH HH

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.

Description:

Macrophage Migration Inhibitor Factor Human Recombinant, GST tag

Macrophage Migration Inhibitory Factor (Glycosylation-Inhibiting Factor), Phenylpyruvate Tautomerase, L-Dopachrome Tautomerase, L-Dopachrome Isomerase, GLIF, MMIF, GIF, Macrophage Migration Inhibitory Factor, Glycosylation-Inhibiting Factor, EC 5.3.3.12, EC 5.3.2.1, Macrophage migration inhibitory factor.

Product # :

CYT-401

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Description

MIF Human Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 345 amino acids (1-115 a.a) and having a molecular mass of 39.2kDa. MIF is fused to a 230 amino acid GST-tag at N-terminus & purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

MIF protein solution (1mg/ml) containing Phosphate Buffered Saline (pH7.4) and 10% glycerol.

Purity

Greater than 90.0% as determined by SDS-PAGE.

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Introduction
The cytokine Macrophage migration inhibitory factor (MIF) has been identified to be secreted by the pituitary gland and the monocyte/macrophage and to play an important role in endotoxic shock. MIF has the unique property of being released from macrophages and T cells in response to physiological concentrations of glucocorticoids. The secretion of MIF is tightly regulated and decreases at high, anti-inflammatory steroid concentration.
Synonyms
Macrophage Migration Inhibitory Factor (Glycosylation-Inhibiting Factor), Phenylpyruvate Tautomerase, L-Dopachrome Tautomerase, L-Dopachrome Isomerase, GLIF, MMIF, GIF, Macrophage Migration Inhibitory Factor, Glycosylation-Inhibiting Factor, EC 5.3.3.12, EC 5.3.2.1, Macrophage migration inhibitory factor.
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
MSPILGYWKI KGLVQPTRLL LEYLEEKYEE HLYERDEGDK WRNKKFELGL EFPNLPYYID GDVKLTQSMA IIRYIADKHN MLGGCPKERA EISMLEGAVL DIRYGVSRIA YSKDFETLKV DFLSKLPEML KMFEDRLCHK TYLNGDHVTH PDFMLYDALD VVLYMDPMCL DAFPKLVCFK KRIEAIPQID KYLKSSKYIA WPLQGWQATF GGGDHPPKSD LVPRGSPEFA MPMFIVNTNV PRASVPDGFL SELTQQLAQA TGKPPQYIAV HVVPDQLMAF GGSSEPCALC SLHSIGKIGG AQNRSYSKLL CGLLAERLRI SPDRVYINYY DMNAANVGWN NSTFA.

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.

Description:

Fibroblast Growth Factor-8 Mouse Recombinant, 194 a.a.

FGF8B, FGF-8B, FGF8-B, KAL6, HBGF-8, HBGF8, AIGF, HBGF-8, MGC149376, fibroblast growth factor 8.

Product # :

CYT-840

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Description

FGF 8 Mouse Recombinant produced in E.Coli is a non-glycosylated polypeptide chain containing 194 amino acids and having a total molecular mass of 22.5kDa.

Source

Escherichia Coli.

Formulation

Lyophilized from a concentrated (1mg/ml) solution containing 5mM Na3PO4 and 50 mM NaCl, pH 7.5.

Purity

Greater than 97.0% as determined by analysis by SDS-PAGE.

Biological Activity

The activity is determined by its ability to induce proliferation of mouse 3T3 cells and is typically less than 20ng/ml corresponding to a specific activity of 50,000units/mg.

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Introduction
FGF8 is part of the fibroblast growth factor family. FGF family members have wide mitogenic and cell survival activities, and participate in a variety of biological processes, including embryonic development, cell growth, morphogenesis, tissue repair, tumor growth and invasion. FGF8 supports androgen and anchorage independent growth of mammary tumor cells. FGF8 over expression increases tumor growth and angiogensis. The adult expression of FGF-8 gene is restricted to testes and ovaries. FGF8 functions as an embryonic epithelial factor. FGF8 takes part in midbrain and limb development, organogenesis, embryo gastrulation and left-right axis determination.
Synonyms
FGF8B, FGF-8B, FGF8-B, KAL6, HBGF-8, HBGF8, AIGF, HBGF-8, MGC149376, fibroblast growth factor 8.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized FGF 8 although stable at room temperature for 3 weeks, should be stored desiccated below -18?C. Upon reconstitution FGF 8 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 FGF 8 in sterile 18MΩ-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
MQVTVQSSPN FTQHVREQSL VTDQLSRRLI RTYQLYSRTS GKHVQVLANK RINAMAEDGDPFAKLIVETD TFGSRVRVRG AETGLYICMN KKGKLIAKSN GKGKDCVFTE IVLENNYTAL QNAKYEGWYM AFTRKGRPRK GSKTRQHQRE VHFMKRLPRG HHTTEQSLRF EFLNYPPFTR SLRGSQRTWA PEPR
Background
What is the molecular weight/Mw of FGF8 Protein?
FGF8 Protein has a total Mw of 22.5kDa.

What is the source or expression system of FGF8 Protein?
Escherichia Coli.

What is the Purity of FGF8 Protein?
FGF8 Protein is >97% pure as determined by SDS-PAGE.

What is the Biological Activity of FGF8 Protein?
The activity is determined by its ability to induce proliferation of mouse 3T3 cells and is typically less than 20ng/ml corresponding to a specific activity of 50,000units/mg.

What is the amino acid sequence of FGF8 Protein?
MQVTVQSSPN FTQHVREQSL VTDQLSRRLI RTYQLYSRTS GKHVQVLANK RINAMAEDGDPFAKLIVETD TFGSRVRVRG AETGLYICMN KKGKLIAKSN GKGKDCVFTE IVLENNYTAL QNAKYEGWYM AFTRKGRPRK GSKTRQHQRE VHFMKRLPRG HHTTEQSLRF EFLNYPPFTR SLRGSQRTWA PEPR

What applications can FGF8 Protein be used in?
FGF8 Protein can probably be used in western blot, ELISA and Lateral Flow.

What is the endotoxin level for FGF8 Protein?
The endotoxin level is minimal, FGF8 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.

Description:

Glutathione S-Transferase MU 5 Human Recombinant

Glutathione S-transferase mu 5, GSTM5-5, GST class-mu 5, GTM5, glutathione S-alkyltransferase M5, S-(hydroxyalkyl) glutathione lyase M5, EC 2.5.1.18.

Product # :

ENZ-623

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Description

GSTM5 Human Recombinant produced in E. coli is a single polypeptide chain containing 242 amino acids (1-218) and having a molecular mass of 28.2 kDa.GSTM5 is fused to a 24 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.

Source

E.coli.

Formulation

The GSTM5 solution (1mg/ml) contains 20mM Tris-HCl buffer (pH 8.0), 0.1M NaCl, 1mM DTT and 10% glycerol.

Purity

Greater than 95% as determined by SDS-PAGE.

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Introduction
Glutathione S-transferase mu 5 (GSTM5) belongs to the glutathione s-transferase (GST) family of proteins. There are 8 families of GST proteins, specifically alpha, kappa, mu, omega, pi, sigma, theta and zeta, each of which is comprised of proteins which have various functions throughout the cell. GSTM5 belongs to the mu class of enzymes which function in the detoxification of electrophilic compounds, including carcinogens, therapeutic drugs, environmental toxins and products of oxidative stress, by conjugation with glutathione. GSTM5 has an imperative role in detoxification. GSTM5 conjugates reduced glutathione to a large number of exogenous and endogenous hydrophobic electrophiles.
Synonyms
Glutathione S-transferase mu 5, GSTM5-5, GST class-mu 5, GTM5, glutathione S-alkyltransferase M5, S-(hydroxyalkyl) glutathione lyase M5, EC 2.5.1.18.
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
MGSSHHHHHH SSGLVPRGSH MGSHMPMTLG YWDIRGLAHA IRLLLEYTDS SYVEKKYTLG DAPDYDRSQW LNEKFKLGLD FPNLPYLIDG AHKITQSNAI LRYIARKHNL CGETEEEKIR VDILENQVMD NHMELVRLCY DPDFEKLKPK YLEELPEKLK LYSEFLGKRP WFAGDKITFV DFLAYDVLDM KRIFEPKCLD AFLNLKDFIS RFEGLKKISA YMKSSQFLRG LLFGKSATWN SK

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.

Description:

Fibroblast Growth Factor-basic (147 a.a.) Bovine Recombinant

HBGH-2, HBGF-2, Prostatropin, FGF-2, FGB-b.

Product # :

CYT-1130

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Description

Fibroblast Growth Factor-basic (147 a.a.) Bovine Recombinant produced in E.Coli is a non-glycosylated polypeptide chain containing 147 amino acid and having a molecular mass of approximately 16.5kDa.FGF2 (147) is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

Lyophilized from a 0.2μm filtered concentrated solution in PBS, pH 7.4.

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 murine balb/c 3T3 cells is < 0.1 ng/ml, corresponding to a specific activity of > 1.0 ×10⁷IU/mg.

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Introduction
FGF-basic is a member of the fibroblast growth factor (FGF) family. FGF family members bind heparin and possess broad mitogenic and angiogenic activities. This protein has been implicated in diverse biological processes, such as limb and nervous system development, wound healing, and tumor growth. The mRNA for this gene contains multiple polyadenylation sites, and is alternatively translated from AUG and non-AUG (CUG) initiation codons resulting in 5 different isoforms with distinct properties. The CUG-initiated isoforms are localized in the nucleus and are responsible for the intracrine effect, whereas, the AUG-initiated form is mostly cytosolic and is responsible for the paracrine and autocrine effects of this FGF.
The heparin-binding growth factors are angiogenic agents in vivo and are potent mitogens for a variety of cell types in vitro. there are differences in the tissue distribution and concentration of these 2 growth factors.
Synonyms
HBGH-2, HBGF-2, Prostatropin, FGF-2, FGB-b.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized FGF2 although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution Fibroblast Growth Factor-basic (147 a.a.) should be stored at 4°C between 2-7 days and for future use below -18°C. Please prevent freeze-thaw cycles.
Solubility
It is recommended to reconstitute the lyophilized Fibroblast Growth Factor-basic (147 a.a.) in sterile PBS not less than 100µg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
MPALPEDGGS GAFPPGHFKD PKRLYCKNGG FFLRIHPDGR VDGVREKSDP HIKLQLQAEE RGVVSIKGVC ANRYLAMKED GRLLASKCVT DECFFFERLE SNNYNTYRSR KYSSWYVALK RTGQYKLGPK TGPGQKAILF LPMSAKS.
Background
What is the molecular weight/Mw of FGF2 (147), BOVINE Protein?
FGF2 (147), BOVINE Protein has a total Mw of 16.5kDa.

What is the source or expression system of FGF2 (147), BOVINE Protein?
Escherichia Coli.

What is the Purity of FGF2 (147), BOVINE Protein?
FGF2 (147), BOVINE Protein is >97% pure as determined by SDS-PAGE.

What is the Biological Activity of FGF2 (147), BOVINE Protein?
The ED50 as determined by a cell proliferation assay using murine balb/c 3T3 cells is < 0.1 ng/ml, corresponding to a specific activity of > 1.0 ×107IU/mg.

What is the amino acid sequence of FGF2 (147), BOVINE Protein?
MPALPEDGGS GAFPPGHFKD PKRLYCKNGG FFLRIHPDGR VDGVREKSDP HIKLQLQAEE RGVVSIKGVC ANRYLAMKED GRLLASKCVT DECFFFERLE SNNYNTYRSR KYSSWYVALK RTGQYKLGPK TGPGQKAILF LPMSAKS.

What applications can FGF2 (147), BOVINE Protein be used in?
FGF2 (147), BOVINE Protein can probably be used in western blot, ELISA and Lateral Flow.

What is the endotoxin level for FGF2 (147), BOVINE Protein?
The endotoxin level is minimal, FGF2 (147), BOVINE 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.

Description:

Transcription Termination/Antitermination L Factor E.Coli Recombinant

Transcription elongation protein nusA, N utilization substance protein A, L factor, nusA, ECK3158, JW3158, b3169, Transcription Termination/Antitermination L Factor.

Product # :

PRO-623

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Description

NusA Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 495 amino acids (1-495a.a.) and having a molecular mass of 54 kDa.

Source

Escherichia Coli.

Formulation

NusA protein solution contains 1x PBS pH-7.4.

Purity

Greater than 95.0% as determined by SDS-PAGE.

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Introduction
NusA is an important player in both prevention and enhancement of transcriptional termination. NusA is important both in Rho-dependent and intrinsic termination, as well as in lambda and other phage antitermination systems. The NusA gene was first identified by isolation of the nusAl mutation, which limits bacteriophage-l growth by preventing the antitermination activity of the l N protein. NusA plays a role in transcriptional antitermination in the cell. It has been shown to specifically aid in read-through of the RNA polymerase genes rpoB and rpoC, as well as in successful synthesis of the ribosomal RNA genes. Additionally to its anti-termination role, NusA is needed for both Rho-dependent and intrinsic transcriptional termination. NusA is obligatory for Rho-dependent termination in lambda phage and in the cell. NusA plays a role in intrinsic termination and the inhibition of RNA elongation. However NusA interacts with all three subunits of RNA polymerase, its termination activity primarily depends on its interaction with the carboxy-terminus of RpoA. NusA induces conformational change in RNA polymerase & prevents RNA interaction with RpoA. This binding sequentially activates NusA, allowing it to bind RNA and promote formation of hairpins at intrinsic termination sites. NusA binds Rho, and participates with sigma70 for binding to the core RNA polymerase complex. NusA does not compete with NusG for binding to either Rho or the polymerase, despite modulating the same process as NusG in both cases.
Synonyms
Transcription elongation protein nusA, N utilization substance protein A, L factor, nusA, ECK3158, JW3158, b3169, Transcription Termination/Antitermination L Factor.
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
MNKEILAVVE AVSNEKALPR EKIFEALESA LATATKKKYE QEIDVRVQID RKSGDFDTFRRWLVVDEVTQ PTKEITLEAA RYEDESLNLG DYVEDQIESV TFDRITTQTA KQVIVQKVREAERAMVVDQF REHEGEIITG VVKKVNRDNI SLDLGNNAEA VILREDMLPR ENFRPGDRVR GVLYSVRPEA RGAQLFVTRS KPEMLIELFR IEVPEIGEEV IEIKAAARDP GSRAKIAVKT NDKRIDPVGA CVGMRGARVQ AVSTELGGER IDIVLWDDNP AQFVINAMAP ADVASIVVDE DKHTMDIAVE AGNLAQAIGR NGQNVRLASQ LSGWELNVMT DDLQAKHQA EAHAAIDTFT KYLDIDEDFA TVLVEEGFST LEELAYVPMK ELLEIEGLDE PTVEALRERA KNALATIAQA QEESLGDNKP ADDLLNLEGV DRDLAFKLAA RGVCTLEDLA EQGIDDLADI EGLTDEKAGA LIMAARNICW FGDEA.

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.

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.

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.

Description:

STAT1, Mouse Anti Human

Signal transducer and activator of transcription 1-alpha/beta, Transcription factor ISGF-3 components p91/p84, STAT1, ISGF-3, STAT91, DKFZp686B04100.

Product # :

ANT-468

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Formulation

1mg/ml containing PBS, pH-7.4, 10% Glycerol and 0.02% Sodium Azide.

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Introduction
STAT1 is a member of the Signal Transducers and Activators of Transcriptionfamily of transcription factors. STAT1 is involved in upregulating genes due to a signal by either type Ior type IIinterferons. In response to IFN-?stimulation, STAT1 forms homodimers or heterodimers with STAT3that bind to the GAS (Interferon-Gamma Activated Sequence) promoter element; in response to either IFN-? or IFN-?stimulation, STAT1 forms a heterodimer with STAT2that can bind the ISRE (Interferon Stimulated Response Element) promoter element. In either case, binding of the promoter element leads to an increased expression of ISG (Interferon Stimulated Genes).
Synonyms
Signal transducer and activator of transcription 1-alpha/beta, Transcription factor ISGF-3 components p91/p84, STAT1, ISGF-3, STAT91, DKFZp686B04100.
Physical Appearance
Sterile filtered colorless solution.
Immunogen
Anti-human STAT1 mAb, clone PAT1F4A, is derived from hybridization of mouse F0 myeloma cells with spleen cells from BALB/c mice immunized with a recombinant human STAT1 protein 1-712 amino acids purified from E. coli.
Ig Subclass
Mouse IgG1 heavy chain and Kappa light chain.
Clone
PAT1F4A.
Applications
The antibody has been tested by ELISA, Western blot analysis to assure specificity and reactivity. Since application varies, however, each investigation should be titrated by the reagent to obtain optimal results. Recommended dilution range for Western blot analysis is 1:500 ~ 1:1000. Recommended starting dilution is 1:500.
Type
Mouse Anti Human Monoclonal.
Storage Procedures
For periods up to 1 month store at 4°C, for longer periods of time, store at -20°C. Prevent freeze thaw cycles.

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.

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