Search: 1000 results found for "MANF"

Description:

Myeloid Leukemia Factor 1 Human Recombinant

Myeloid leukemia factor 1, Myelodysplasia-myeloid leukemia factor 1, MLF1.

Product # :

PRO-100

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Description

MLF1 Human Recombinant fused with a 20 amino acid His tag at N-terminus produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 288 amino acids (1-268 a.a.) and having a molecular mass of 32.8kDa (Molecular weight on SDS-PAGE will appear higher). The MLF1 is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

The MLF1 solution (0.5 mg/ml) contains 20mM Tris-HCl buffer (pH8.0), 40% glycerol, 5mM DTT and 200mM NaCl.

Purity

Greater than 85.0% as determined by SDS-PAGE.

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Introduction
Myeloid leukemia factor 1 (MLF1) is a member of the MLF family, and is a widely expressed negative regulator of cell cycle progression functioning upstream of the tumor suppressor p53. MLF1 hinders the erythropoietin-induced erythroid terminal differentiation by averting cells from exiting the cell cycle through suppression of CDKN1B/p27Kip1 levels. MLF1 generally functions in multi-potent progenitor cells, and its dysregulation may be to some extent responsible for leukemogenesis. Translocations between the MLF1 gene and nucleophosmin are linked to myelodysplastic syndrome and acute myeloid leukemia.
Synonyms
Myeloid leukemia factor 1, Myelodysplasia-myeloid leukemia factor 1, MLF1.
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 MFRMLNSSFE DDPFFSESIL AHRENMRQMI RSFSEPFGRD LLSISDGRGR AHNRRGHNDG EDSLTHTDVS SFQTMDQMVS NMRNYMQKLE RNFGQLSVDP NGHSFCSSSV MTYSKIGDEP PKVFQASTQT RRAPGGIKET RKAMRDSDSG LEKMAIGHHI HDRAHVIKKS KNKKTGDEEV NQEFINMNES DAHAFDEEWQ SEVLKYKPGR HNLGNTRMRS VGHENPGSRE LKRREKPQQS PAIEHGRRSN VLGDKLHIKG SSVKSNKK.

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:

Neudesin Neurotrophic Factor Human Recombinant

Neudesin, Cell immortalization-related protein 2, Neuron-derived neurotrophic factor, Secreted protein of unknown function, SPUF protein, NENF, CIR2, SPUF, SCIRP10.

Product # :

CYT-778

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Description

NENF Human Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain (aa 32-172) containing 151 amino acids including a 10 a.a N-terminal His tag and having a molecular mass of 16.9kDa.

Source

Escherichia Coli.

Formulation

NENF was filtered (0.4µm) and lyophilized from 0.5mg/ml in 0.05M phosphate buffer and 0.075M NaCl, pH 7.4.

Purity

Greater than 95.0% as determined by SDS-PAGE.

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Introduction
Neudesin Neurotrophic Factor (NENF) is a member of the cytochrome b5 family, MAPR subfamily. NENF contains 1 cytochrome b5 heme-binding domain. NENF exhibits neurotrophic activity and activates phosphorylation of MAPK1/ERK2, MAPK3/ERK1 and AKT1/AKT in primary cultured neurons. NENF doesn’t have mitogenic activity in primary cultured astrocytes. NENF may play a part in neuronal differentiation and may have a transient influence on neural cell proliferation in neural precursor cells. NENF neurotrophic activity is increased by binding to heme. NENF is up-regulated in immortal cells and induced in estrogen receptor positive breast cancer expressing progesterone receptor.
Synonyms
Neudesin, Cell immortalization-related protein 2, Neuron-derived neurotrophic factor, Secreted protein of unknown function, SPUF protein, NENF, CIR2, SPUF, SCIRP10.
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 0.5 mg/ml and let the lyophilized pellet dissolve completely. NENF is not sterile! Please filter the product by an appropriate sterile filter before using it in the cell culture.
Amino Acid Sequence
MKHHHHHHASGQTPRPAERG PPVRLFTEEE LARYGGEEED QPIYLAVKGV VFDVTSGKEF YGRGAPYNAL TGKDSTRGVA KMSLDPADLT HDTTGLTAKE LEALDEVFTK VYKAKYPIVG YTARRILNED GSPNLDFKPE DQPHFDIKDE F.

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:

Lactoferrin Human (Seminal Plasma)

Lactotransferrin, Lactoferrin, Growth-inhibiting protein 12, Talalactoferrin, LTF, GIG12, LF, HLF2, Neutrophil Lactoferrin.

Product # :

PRO-1591

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Description

The Human Lactoferrin produced from pooled Human seminal plasma has a molecular mass of 76.165kDa (calculated without glycosylation) containing 691 amino acid residues.

Source

Human seminal plasma.

Formulation

LTF protein filtered (0.4µm) and lyophilized in 0.5 mg/ml in 0.05M phosphate buffer and 0.075M NaCl, pH 7.4.

Purity

Purity greater than 90% as determined by SDS-PAGE.

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Introduction
Lactoferrin is a glycoprotein that belongs to the transferrin family of iron binding proteins. It is found in human breast milk as well as most epithelial surface secretions including tears, nasogastric, saliva, and bronchial. Lactoferrin binds 2 molecules of iron with very high affinity. Lactoferrin inhibits bacterial growth by withholding iron, its N-terminal region is an antimicrobial peptide. Lactotransferrin acts synergistically with lysozyme to potentiate the activity of both proteins. The multifunctional protein lactoferrin has many physiological possible roles. It is often referred to as an innate defense protein and frequently serves as the first line of defense in protection against pathogens. It has been shown to have the ability to bind iron, it is a natural anti-bacterial, anti-fungal and anti-viral, it is an antioxidant and it also has immunomodulatory properties. It has many beneficial properties, which make it a good candidate for a number of product applications. Considerable research is currently going on to explain the various suggested biological functions of lactoferrin.
Synonyms
Lactotransferrin, Lactoferrin, Growth-inhibiting protein 12, Talalactoferrin, LTF, GIG12, LF, HLF2, Neutrophil Lactoferrin.
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 0.5 mg/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
GRRRSVQWCA VSQPEATKCF QWQRNMRKVR GPPVSCIKRD SPIQCIQAIA ENRADAVTLD GGFIYEAGLA PYKLRPVAAE VYGTERQPRT HYYAVAVVKK GGSFQLNELQ GLKSCHTGLR RTAGWNVPIG TLRPFLNWTG PPEPIEAAVA RFFSASCVPG ADKGQFPNLC RLCAGTGENK CAFSSQEPYF SYSGAFKCLR DGAGDVAFIR ESTVFEDLSD EAERDEYELL CPDNTRKPVD KFKDCHLARV PSHAVVARSV NGKEDAIWNL LRQAQEKFGK DKSPKFQLFG SPSGQKDLLF KDSAIGFSRV PPRIDSGLYL GSGYFTAIQN LRKSEEEVAA RRARVVWCAV GEQELRKCNQ WSGLSEGSVT CSSASTTEDC IALVLKGEAD AMSLDGGYVY TAGKCGLVPV LAENYKSQQS SDPDPNCVDR PVEGYLAVAV VRRSDTSLTW NSVKGKKSCH TAVDRTAGWN IPMGLLFNQT GSCKFDEYFS QSCAPGSDPR SNLCALCIGD EQGENKCVPN SNERYYGYTG AFRCLAENAG DVAFVKDVTV LQNTDGNNNE AWAKDLKLAD FALLCLDGKR KPVTEARSCH LAMAPNHAVV SRMDKVERLK QVLLHQQAKF GRNGSDCPDK FCLFQSETKN LLFNDNTECL ARLHGKTTYE KYLGPQYVAG ITNLKKCSTS PLLEACEFLR K.
Human Virus Test
Samples from each donor have been tested and found negative for HBsAg, HIV-1+2, HCV, syphilis, aHBc, RRR.

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:

Mannoside Acetylglucosaminyltransferase 2 Human Recombinant

Mannosyl (Alpha-1,6-)-Glycoprotein Beta-1,2-N-Acetylglucosaminyltransferase, GlcNAc-T II, Mannoside Acetylglucosaminyltransferase 2, GNT-II, Beta-1,2-N-Acetylglucosaminyltransferase II, N-Glycosyl-Oligosaccharide-Glycoprotein N-Acetylglucosaminyltransferase II, EC 2.4.1.143, CDG2A, CDGS2, GLCNACTI, NT2, Alpha-1,6-Mannosyl-Glycoprotein 2-Beta-N-Acetylglucosaminyltransferase, UDP-N-Acetylglucosamine:Alpha-6-D-Mannoside, Beta-1,2-N-Acetylglucosaminyltransferase II.

Product # :

ENZ-781

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Description

MGAT2 Human Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 439 amino acids (30-447a.a) and having a molecular mass of 50kDa. MGAT2 is fused to a 21 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

MGAT2 protein solution (1mg/ml) containing 20mM Tris-HCl buffer (pH 8.0), 10% glycerol and 0.4M urea.

Purity

Greater than 85.0% as determined by SDS-PAGE.

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Introduction
Mannoside Acetylglucosaminyltransferase 2 (MGAT2) is a golgi enzyme catalyzing an vital step in the conversion of oligomannose to complex N-glycans. MGAT2 enzyme has the characteristic glycosyltransferase domains: a short N-terminal cytoplasmic domain, a hydrophobic non-cleavable signal-anchor domain, and a C-terminal catalytic domain. MGAT2 gene mutations may lead to carbohydrate-deficient glycoprotein syndrome, type II.
Synonyms
Mannosyl (Alpha-1,6-)-Glycoprotein Beta-1,2-N-Acetylglucosaminyltransferase, GlcNAc-T II, Mannoside Acetylglucosaminyltransferase 2, GNT-II, Beta-1,2-N-Acetylglucosaminyltransferase II, N-Glycosyl-Oligosaccharide-Glycoprotein N-Acetylglucosaminyltransferase II, EC 2.4.1.143, CDG2A, CDGS2, GLCNACTI, NT2, Alpha-1,6-Mannosyl-Glycoprotein 2-Beta-N-Acetylglucosaminyltransferase, UDP-N-Acetylglucosamine:Alpha-6-D-Mannoside, Beta-1,2-N-Acetylglucosaminyltransferase II.
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).Please avoid freeze thaw cycles.
Amino Acid Sequence
MGSSHHHHHH SSGLVPRGSH MRQRKNEALA PPLLDAEPAR GAGGRGGDHP SVAVGIRRVS NVSAASLVPA VPQPEADNLT LRYRSLVYQL NFDQTLRNVD KAGTWAPREL VLVVQVHNRP EYLRLLLDSL RKAQGIDNVL VIFSHDFWST EINQLIAGVN FCPVLQVFFP FSIQLYPNEF PGSDPRDCPR DLPKNAALKL GCINAEYPDS FGHYREAKFS QTKHHWWWKL HFVWERVKIL RDYAGLILFL EEDHYLAPDF YHVFKKMWKL KQQECPECDV LSLGTYSASR SFYGMADKVD VKTWKSTEHN MGLALTRNAY QKLIECTDTF CTYDDYNWDW TLQYLTVSCL PKFWKVLVPQ IPRIFHAGDC GMHHKKTCRP STQSAQIESL LNNNKQYMFP ETLTISEKFT VVAISPPRKN GGWGDIRDHE LCKSYRRLQ.

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:

GDNF Family Receptor Alpha 1 Human Recombinant

GDNF receptor alpha-1, GDNFR-alpha-1, GFRalpha-1, RET ligand 1, TGF-beta-related neurotrophic factor receptor 1, GDNFRA1, RET1L2, RETL1, Glial Cell LineDerived Neurotrophic Factor Receptor Alpha, TRNR1, GPILinked Anchor Protein, PI-Linked Cell-Surface.

Product # :

CYT-1026

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Description

GFRA1 Human Recombinant produced in HEK293 cells is a single, glycosylated polypeptide chain (a.a 25-423) containing 409 amino acids including a 10 a.a C-terminal His tag. The total molecular mass is 46.0kDa (calculated).

Source

HEK293 cells.

Formulation

GFRA1 filtered (0.4 µm) and lyophilized from 0.5mg/ml in phosphate buffered saline pH 7.5 containing 5 % (w/v) trehalose.

Purity

Greater than 95.0% as determined by SDS-PAGE.

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Introduction
GDNF family receptor alpha-1 (GFRA1) belongs to the GDNF receptor family. GFRA1 is a glycosyl-phosphatidylinositol(GPI)-linked cell surface receptor for both Glial cell line-derived growth factor (GDNF), neurturin (NTN), and mediates activation of the RET tyrosine kinase receptor. The GFRA1 protein is a potent survival factor for central and peripheral neurons, and is vital for the development of kidneys and the enteric nervous system.
Synonyms
GDNF receptor alpha-1, GDNFR-alpha-1, GFRalpha-1, RET ligand 1, TGF-beta-related neurotrophic factor receptor 1, GDNFRA1, RET1L2, RETL1, Glial Cell LineDerived Neurotrophic Factor Receptor Alpha, TRNR1, GPILinked Anchor Protein, PI-Linked Cell-Surface.
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. GFRA1 is not sterile! Please filter the product by an appropriate sterile filter before using it in the cell culture.
Amino Acid Sequence
DRLDCVKASD QCLKEQSCST KYRTLRQCVA GKETNFSLAS GLEAKDECRS AMEALKQKSL YNCRCKRGMK KEKNCLRIYW SMYQSLQGND LLEDSPYEPV NSRLSDIFRV VPFISVEHIP KGNNCLDAAK ACNLDDICKK YRSAYITPCT TSVSNDVCNR RKCHKALRQF FDKVPAKHSY GMLFCSCRDI ACTERRRQTI VPVCSYEERE KPNCLNLQDS CKTNYICRSR LADFFTNCQP ESRSVSSCLK ENYADCLLAY SGLIGTVMTP NYIDSSSLSV APWCDCSNSG NDLEECLKFL NFFKDNTCLK NAIQAFGNGS DVTVWQPAFP VQTTTATTTT ALRVKNKPLG PAGSENEIPT HVLPPCANLQ AQKLKSNVSG NTHLCISNGN YEKEGLGAS H HHHHHHHHH.
Background
What is the molecular weight/Mw of GFRA1 Protein?
GFRA1 Protein has a total Mw of 46kDa.

What is the source or expression system of GFRA1 Protein?
HEK293 cells.
What is the Purity of GFRA1 Protein?
GFRA1 Protein is >95% pure as determined by SDS-PAGE.

What is the Biological Activity of GFRA1 Protein?
The biological functionality of GFRA1 Protein will be determined in the future.

What is the amino acid sequence of GFRA1 Protein?
DRLDCVKASD QCLKEQSCST KYRTLRQCVA GKETNFSLAS GLEAKDECRS AMEALKQKSL YNCRCKRGMK KEKNCLRIYW SMYQSLQGND LLEDSPYEPV NSRLSDIFRV VPFISVEHIP KGNNCLDAAK ACNLDDICKK YRSAYITPCT TSVSNDVCNR RKCHKALRQF FDKVPAKHSY GMLFCSCRDI ACTERRRQTI VPVCSYEERE KPNCLNLQDS CKTNYICRSR LADFFTNCQP ESRSVSSCLK ENYADCLLAY SGLIGTVMTP NYIDSSSLSV APWCDCSNSG NDLEECLKFL NFFKDNTCLK NAIQAFGNGS DVTVWQPAFP VQTTTATTTT ALRVKNKPLG PAGSENEIPT HVLPPCANLQ AQKLKSNVSG NTHLCISNGN YEKEGLGAS H HHHHHHHHH.

What applications can GFRA1 Protein be used in?
GFRA1 Protein can probably be used in western blot, ELISA and Lateral Flow.

What is the endotoxin level for GFRA1 Protein?
The endotoxin level is minimal, GFRA1 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:

Ciliary Neurotrophic Factor Receptor Human Recombinant

Ciliary Neurotrophic Factor Receptor, CNTF Receptor Subunit Alpha, CNTFR-Alpha, Ciliary Neurotrophic Factor Receptor Subunit Alpha, Ciliary neurotrophic factor receptor subunit alpha, CNTF receptor subunit alpha, CNTFR-alpha.

Product # :

CYT-883

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Description

CNTFR Human Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 341 amino acids (23-342 a.a) and having a molecular mass of 38.1kDa. CNTFR is fused to a 21 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

CNTFR protein solution (1mg/ml) containing 20mM Tris-HCl buffer (pH 8.0) and 10% glycerol.

Purity

Greater than 85.0% as determined by SDS-PAGE.

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Introduction
Ciliary Neurotrophic Factor Receptor, also known as CNTFR is a member of the type I cytokine receptor family. CNTFR binds to CNTF. The alpha subunit provides the receptor specificity. Sole nucleotide polymorphisms in CNTFR has been associated with variations in muscle strength, in addition to early onset of eating disorders.
Synonyms
Ciliary Neurotrophic Factor Receptor, CNTF Receptor Subunit Alpha, CNTFR-Alpha, Ciliary Neurotrophic Factor Receptor Subunit Alpha, Ciliary neurotrophic factor receptor subunit alpha, CNTF receptor subunit alpha, CNTFR-alpha.
Physical Appearance
Sterile Filtered colorless 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 MQRHSPQEAP HVQYERLGSD VTLPCGTANW DAAVTWRVNG TDLAPDLLNG SQLVLHGLEL GHSGLYACFH RDSWHLRHQV LLHVGLPPRE PVLSCRSNTY PKGFYCSWHL PTPTYIPNTF NVTVLHGSKI MVCEKDPALK NRCHIRYMHL FSTIKYKVSI SVSNALGHNA TAITFDEFTI VKPDPPENVV ARPVPSNPRR LEVTWQTPST WPDPESFPLK FFLRYRPLIL DQWQHVELSD GTAHTITDAY AGKEYIIQVA AKDNEIGTWS DWSVAAHATP WTEEPRHLTT EAQAAETTTS TTSSLAPPPT TKICDPGELG S.
Background
Unveiling the Potential of Human Recombinant Ciliary Neurotrophic Factor Receptor: Insights and Applications
Abstract:
The Ciliary Neurotrophic Factor Receptor (CNTFR) holds a crucial role in mediating the effects of ciliary neurotrophic factor (CNTF) on neuronal survival and growth. This paper discusses the significance of Human Recombinant CNTFR, its production methods, and its potential applications in neurobiology and therapeutic interventions. The review sheds light on the pivotal role of CNTFR in neuroprotection and neuroregeneration research.
Introduction:
CNTFR, a transmembrane protein, plays a pivotal role in transmitting CNTF-mediated signals to the cell. The availability of Human Recombinant CNTFR allows researchers to investigate its role in neuronal function and develop targeted therapies for neurodegenerative disorders. CNTFR's involvement in modulating neuronal health and promoting regeneration makes it an essential component in neurobiology.
Role in CNTF Signaling:
CNTFR forms a receptor complex with other proteins, including gp130 and LIFRβ, to bind CNTF and initiate downstream signaling pathways. Activation of intracellular signaling cascades, such as JAK/STAT and MAPK, contributes to the neuroprotective and growth-promoting effects of CNTF.
Production Methods:
Human Recombinant CNTFR is produced through gene expression in suitable host cells, often employing bacterial or mammalian systems. Ensuring proper folding and post-translational modifications is essential to maintain its functionality and binding affinity for CNTF.
Therapeutic Applications:
The availability of Human Recombinant CNTFR offers potential therapeutic applications in neurodegenerative diseases like amyotrophic lateral sclerosis (ALS), multiple sclerosis, and retinal degeneration. Manipulating CNTFR-mediated signaling presents opportunities to enhance neuronal survival and regeneration, ultimately improving patient outcomes.
Challenges and Future Directions:
While promising, challenges include optimizing the interaction between CNTFR and CNTF, ensuring efficient delivery to target tissues, and understanding potential off-target effects. Ongoing research is essential to unravel the complete mechanisms of CNTFR-mediated signaling and its implications for therapy.
Conclusion:
Human Recombinant Ciliary Neurotrophic Factor Receptor serves as a crucial tool in advancing our understanding of neuroprotection and regeneration. Its potential to modulate CNTF-mediated effects opens avenues for innovative therapeutic strategies targeting neurodegenerative disorders, exemplifying the intersection of molecular biology and clinical application.
What is the molecular weight/Mw of CNTF Protein?
CNTF Protein has a total Mw of 38.1kDa.

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

What is the Purity of CNTF Protein?
CNTF Protein is >85% pure as determined by SDS-PAGE.

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

What is the amino acid sequence of CNTF Protein?
MGSSHHHHHH SSGLVPRGSH MQRHSPQEAP HVQYERLGSD VTLPCGTANW DAAVTWRVNG TDLAPDLLNG SQLVLHGLEL GHSGLYACFH RDSWHLRHQV LLHVGLPPRE PVLSCRSNTY PKGFYCSWHL PTPTYIPNTF NVTVLHGSKI MVCEKDPALK NRCHIRYMHL FSTIKYKVSI SVSNALGHNA TAITFDEFTI VKPDPPENVV ARPVPSNPRR LEVTWQTPST WPDPESFPLK FFLRYRPLIL DQWQHVELSD GTAHTITDAY AGKEYIIQVA AKDNEIGTWS DWSVAAHATP WTEEPRHLTT EAQAAETTTS TTSSLAPPPT TKICDPGELG S.

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

What is the endotoxin level for CNTF Protein?
The endotoxin level is minimal, CNTF Protein was purified using conventional chromatography tech

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:

Ciliary Neurotrophic Factor Human Recombinant, His Tag Active

Ciliary neurotrophic factor, CNTF, HCNTF.

Product # :

CYT-909

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Description

CNTF Human Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 220 amino acids (1-200 a.a) and having a molecular mass of 25kDa. CNTF is fused to a 20 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

CNTF protein solution (1mg/ml) containing 20 mM Tris-HCl buffer (pH 8.5), 1 mM DTT,30% Glycerol and 0.2M NaCl.

Purity

Greater than 95.0% as determined by SDS-PAGE.

Biological Activity

Measured in a cell proliferation assay using TF-1 human erythroleukemic cell. The ED50 for this effects is less or equal to 1 ug/ml.

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Introduction
CNTF is a polypeptide hormone whose actions appear to be restricted to the nervous system where it promotes neurotransmitter synthesis and neurite outgrowth in certain neuronal populations. The protein is a potent survival factor for neurons and oligodendrocytes and may be relevant in reducing tissue destruction during inflammatory attacks. A mutation in this gene, which results in aberrant splicing, leads to ciliary neurotrophic factor deficiency, but this phenotype is not causally related to neurologic disease. In addition to the predominant monocistronic transcript originating from this locus, the gene is also co-transcribed with the upstream ZFP91 gene. Co-transcription from the two loci results in a transcript that contains a complete coding region for the zinc finger protein but lacks a complete coding region for ciliary neurotrophic factor.
CNTF is a survival factor for various neuronal cell types. Seems to prevent the degeneration of motor axons after axotomy.
Synonyms
Ciliary neurotrophic factor, CNTF, HCNTF.
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 MAFTEHSPLT PHRRDLCSRS IWLARKIRSD LTALTESYVK HQGLNKNINL DSADGMPVAS TDQWSELTEA ERLQENLQAY RTFHVLLARL LEDQQVHFTP TEGDFHQAIH TLLLQVAAFA YQIEELMILL EYKIPRNEAD GMPINVGDGG LFEKKLWGLK VLQELSQWTV RSIHDLRFIS SHQTGIPARG SHYIANNKKM.
Background
What is the molecular weight/Mw of CNTF Protein?
CNTF Protein has a total Mw of 25kDa.

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

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

What is the Biological Activity of CNTF Protein?
Measured in a cell proliferation assay using TF-1 human erythroleukemic cell. The ED50 for this effects is less or equal to 1 ug/ml.

What is the amino acid sequence of CNTF Protein?
MGSSHHHHHH SSGLVPRGSH MAFTEHSPLT PHRRDLCSRS IWLARKIRSD LTALTESYVK HQGLNKNINL DSADGMPVAS TDQWSELTEA ERLQENLQAY RTFHVLLARL LEDQQVHFTP TEGDFHQAIH TLLLQVAAFA YQIEELMILL EYKIPRNEAD GMPINVGDGG LFEKKLWGLK VLQELSQWTV RSIHDLRFIS SHQTGIPARG SHYIANNKKM.

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

What is the endotoxin level for CNTF Protein?
The endotoxin level is minimal, CNTF 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:

Pro-Nerve Growth Factor Human Recombinant

Human Pro-NGF, ProNGF, NGFB.

Product # :

CYT-426

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Quantity :

Shipping Method :

Shipped at Room temp

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Description

Pro-NGF Human Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 224 amino acids and having a molecular mass of 25 kDa.ProNGF Human Recombinant is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

ProNGF was lyophilized from a 0.2 μM filtered solution of 20m Tris-HCL, 0.5M NaCl, 5% Trehalose, 5% Mannitol. 0.01% Tween-80 and 1mM EDTA pH-8.

Purity

Greater than 95.0% as determined by SDS-PAGE.

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Synonyms
Human Pro-NGF, ProNGF, NGFB.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized ProNGF although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution ProNGF 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 ProNGF in distilled water to a concentration no less than 100 µg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
MEPHSESNVPAGHTIPQAHWTKLQHSLDTALRRARSAPAAAIAARVAGQTRNI
TVDPRLFKKRRLRSPRVLFSTQPPREAADTQDLDFEVGGAAPFNRTHRSKRS
SSHPIFHRGEFSVCDSVSVWVGDKTTATDIKGKEVMVLGEVNINNSVFKQYFFET
KCRDPNPVDSGCRGIDSKHWNSYCTTTHTFVKALTMDGKQAAWRFIRIDTAC
VCVLSRKAVRRA.
Background
Pro-Nerve Growth Factor Human Recombinant: Unveiling its Potential in Neuroregulation and Disease Pathogenesis
Abstract:
Pro-Nerve Growth Factor (Pro-NGF) human recombinant is a crucial precursor protein involved in neuronal development, survival, and degenerative processes. This research paper aims to provide a comprehensive analysis of Pro-NGF, including its characteristics, processing mechanisms, and implications in neuroregulation and disease pathogenesis. Additionally, innovative methodologies for the production and manipulation of Pro-NGF human recombinant are proposed, highlighting its potential as a therapeutic target for neurological disorders and neurodegenerative diseases.
Introduction:
Neuroregulation and maintenance of neuronal health are intricate processes governed by a network of signaling molecules. Pro-NGF, the precursor form of Nerve Growth Factor (NGF), acts as a key player in neuronal development, synaptic plasticity, and cell survival. This paper delves into the distinctive features of Pro-NGF and presents novel approaches for the production and manipulation of Pro-NGF human recombinant, aiming to unravel its role in neuroregulation and disease pathogenesis.
Characteristics and Processing Mechanisms:
Pro-NGF is initially synthesized as an inactive precursor, requiring proteolytic cleavage for conversion into mature NGF. The processing of Pro-NGF involves the action of proteases, such as furin, and the formation of distinct protein complexes. The balance between Pro-NGF and mature NGF levels plays a critical role in modulating neuronal function and fate, influencing processes such as neuronal survival, axonal growth, and synaptic plasticity.
Production and Manipulation of Pro-NGF Human Recombinant:
Efficient production methodologies and manipulation strategies are crucial for studying the role of Pro-NGF in neuroregulation and disease pathogenesis. Recombinant protein expression systems, including mammalian cell culture and bacterial expression systems, have been employed to produce functional Pro-NGF human recombinant. Techniques such as mutagenesis, protein purification, and specific inhibitors targeting Pro-NGF processing pathways enable the manipulation of Pro-NGF levels and investigation of its downstream effects.
Implications in Neuroregulation and Disease Pathogenesis:
Pro-NGF human recombinant holds significant potential in understanding the intricate mechanisms underlying neuroregulation and disease pathogenesis. Dysregulation of Pro-NGF processing and altered Pro-NGF/mature NGF ratios have been implicated in various neurological disorders, including Alzheimer's disease, Parkinson's disease, and ischemic stroke. Manipulating Pro-NGF levels and the balance between its mature form may offer therapeutic strategies for modulating neurotrophic signaling and promoting neuronal health in these conditions.
Conclusion:
Pro-NGF human recombinant emerges as a key regulator in neuroregulation and disease pathogenesis, offering promising avenues for therapeutic intervention. Enhancing our understanding of Pro-NGF processing mechanisms and its downstream signaling cascades will provide valuable insights into neurodevelopment, neurodegeneration, and potential therapeutic strategies. Targeting Pro-NGF as a therapeutic intervention may hold immense promise in treating neurological disorders and promoting neuronal health.
What is the molecular weight / Mw of ProNGF Protein?
ProNGF Protein has a total Mw of 25kDa.

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

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

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

What is the amino acid sequence of ProNGF Protein?
MEPHSESNVPAGHTIPQAHWTKLQHSLDTALRRARSAPAAAIAARVAGQTRNI
TVDPRLFKKRRLRSPRVLFSTQPPREAADTQDLDFEVGGAAPFNRTHRSKRS
SSHPIFHRGEFSVCDSVSVWVGDKTTATDIKGKEVMVLGEVNINNSVFKQYFFET
KCRDPNPVDSGCRGIDSKHWNSYCTTTHTFVKALTMDGKQAAWRFIRIDTAC
VCVLSRKAVRRA

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

What is the endotoxin level for ProNGF Protein?
The endotoxin level is minimal, ProNGF 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:

Neurotrophin-1 Human Recombinant

Cardiotrophin-Like Cytokine Factor 1, Novel Neurotrophin-1 , BSF3, CLC, CRLF1 Associated Cytokine-Like Factor 1, B-Cell Stimulating Factor 3, B-Cell-Stimulating Factor 3, BSF-3, NNT-1, NNT1, Neurotrophin-1/B-Cell Stimulating Factor-3, Cold-Induced Sweating Syndrome 2, B-Cell Stimulatory Factor 3, CISS2, NR6, CLCF1.

Product # :

CYT-869

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Description

Neurotrophin-1 Human Recombinant (28-225) produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 199 amino acids and having a molecular mass of 22kDa.The NNT-1 is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

NNT-1 protein was lyophilized from a 0.2µm filtered solution in Acetonitrile and TFA.

Purity

Greater than 95.0% as determined by SDS-PAGE.

Biological Activity

The ED₅₀, as measured in a cell proliferation assay using human TF?1 cells transfected with human CNTF R?, is less than 15ng/ml.

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Introduction
Cardiotrophin-like cytokine (CLC/ NNT-1) belongs to the IL-6 family of cytokines. All family members share the receptor subunit gp130, which belongs to the type I cytokine receptor superfamily. NNT1 is a trophic factor for motor neurons, a stimulator of ACTH release from corticotrophs, and an inducer of IgE synthesis and B cell proliferation. Cells expressing NNT-1 include embryonic muscle, lung epithelium, and mesenchyme. NNT1 binds to and activates the ILST/gp130 receptor.
Synonyms
Cardiotrophin-Like Cytokine Factor 1, Novel Neurotrophin-1 , BSF3, CLC, CRLF1 Associated Cytokine-Like Factor 1, B-Cell Stimulating Factor 3, B-Cell-Stimulating Factor 3, BSF-3, NNT-1, NNT1, Neurotrophin-1/B-Cell Stimulating Factor-3, Cold-Induced Sweating Syndrome 2, B-Cell Stimulatory Factor 3, CISS2, NR6, CLCF1.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized Neurotrophin-1 although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution NNT1 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 NNT1 in sterile 18M-cm H2O not less than 0.5mg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
MLNRTGDPGP GPSIQKTYDL TRYLEHQLRS LAGTYLNYLG PPFNEPDFNP PRLGAETLPR ATVDLEVWRS LNDKLRLTQN YEAYSHLLCY LRGLNRQAAT AELRRSLAHF CTSLQGLLGS IAGVMAALGY PLPQPLPGTE PTWTPGPAHS DFLQKMDDFW LLKELQTWLW RSAKDFNRLK KKMQPPAAAV TLHLGAHGF.
Background
What is the molecular weight/Mw of CLCF Protein?
CLCF Protein has a total Mw of 22kDa.

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

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

What is the Biological Activity of CLCF Protein?
The ED50, as measured in a cell proliferation assay using human TF?1 cells transfected with human CNTF R?, is less than 15ng/ml.

What is the amino acid sequence of CLCF Protein?
MLNRTGDPGP GPSIQKTYDL TRYLEHQLRS LAGTYLNYLG PPFNEPDFNP PRLGAETLPR ATVDLEVWRS LNDKLRLTQN YEAYSHLLCY LRGLNRQAAT AELRRSLAHF CTSLQGLLGS IAGVMAALGY PLPQPLPGTE PTWTPGPAHS DFLQKMDDFW LLKELQTWLW RSAKDFNRLK KKMQPPAAAV TLHLGAHGF.

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

What is the endotoxin level for CLCF Protein?
The endotoxin level is minimal, CLCF 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:

Tumor Necrosis Factor-alpha Human Recombinant, Sf9

Tumor Necrosis Factor, TNFA, Tumor Necrosis Factor Ligand Superfamily Member 2, Cachectin, TNF-Alpha, TNFSF2, TNF-A, Tumor Necrosis Factor (TNF Superfamily, Member 2), Tumor Necrosis Factor-Alpha, TNF, Macrophage-Derived, TNF, Monocyte-Derived, TNF Superfamily, APC1 Protein, Member 2, DIF, Tumor necrosis factor.

Product # :

CYT-903

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Description

TNF a produced in Sf9 Baculovirus cells is a single, glycosylated polypeptide chain containing 163 amino acids (77-233a.a.) and having a molecular mass of 18.1kDa. (Molecular size on SDS-PAGE will appear at approximately 18-28kDa). TNF a is expressed with a 6 amino acid His tag at C-Terminus and purified by proprietary chromatographic techniques.

Source

Sf9, Baculovirus cells.

Formulation

TNF a protein solution (1mg/ml) contains Phosphate Buffered Saline (pH 7.4) and 10% glycerol.

Purity

Greater than 90.0% as determined bySDS-PAGE.

Biological Activity

Measured in a cytotoxicity assay using L929 mouse fibrosarcoma cells in the presence of the metabolic inhibitor actinomycin D.

The ED50 for this effect is ≤ 0.2 ng/ml.

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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
Tumor Necrosis Factor, TNFA, Tumor Necrosis Factor Ligand Superfamily Member 2, Cachectin, TNF-Alpha, TNFSF2, TNF-A, Tumor Necrosis Factor (TNF Superfamily, Member 2), Tumor Necrosis Factor-Alpha, TNF, Macrophage-Derived, TNF, Monocyte-Derived, TNF Superfamily, APC1 Protein, Member 2, DIF, Tumor necrosis 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).Please avoid freeze thaw cycles.
Amino Acid Sequence
VRSSSRTPSD KPVAHVVANP QAEGQLQWLN RRANALLANG VELRDNQLVV PSEGLYLIYS QVLFKGQGCP STHVLLTHTI SRIAVSYQTK VNLLSAIKSP CQRETPEGAE AKPWYEPIYL GGVFQLEKGD RLSAEINRPD YLDFAESGQV YFGIIALHHH HHH.

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 Receptor Human Recombinant Sf9, Active

Epidermal growth factor receptor, EC 2.7.10.1, Receptor tyrosine-protein kinase ErbB-1, ERBB, mENA, ERBB1, EGFR.

Product # :

PKA-335

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Description

EGFR Human Recombinant encoding a.a. 672-1210 expressed in Baculovirus infected Sf9 cells, fused with a GST-tag at N-terminus with thrombin cleavage sites, having a molecular weight of 89,171 Dalton.EGFR is purified by proprietary chromatographic techniques.

Source

Baculovirus infected Sf9 cells.

Formulation

EGFR in 50mM HEPES pH 7.5, 100mM NaCl, 5mM DTT, 15mM reduced glutathione and 20% glycerol.

Biological Activity

Determination of Km value by Filter binding assay MAFC membrane.

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Introduction
The epidermal growth factor receptor (EGF R) subfamily of receptor tyrosine kinases comprises four members: EGF R (also known as HER1, ErbB1 or ErbB), ErbB2 (Neu, HER-2), ErbB3 (HER-3), and ErbB4 (HER-4). All family members are type I transmembrane glycoprotein that has an extracellular domain which contains two cysteine-rich domains separated by a spacer region that is involved in ligand-binding, and a cytoplasmic domain which has a membrane-proximal tyrosine kinase domain and a C-terminal tail with multiple tyrosine autophosphorylation sites. The human EGF R gene encodes a 1210 amino acid (aa) residue precursor with a 24 aa putative signal peptide, a 621 aa extracellular domain, a 23 aa transmembrane domain, and a 542 aa cytoplasmic domain. EGF R has been shown to bind a subset of the EGF family ligands, including EGF, amphiregulin, TGF-a , betacellulin, epiregulin, heparin-binding EGF and neuregulin-2 in the absence of a co-receptor. Ligand binding induces EGF R homodimerization as well as heterdimerization with ErbB2, resulting in kinase activation, tyrosine phosphorylation and cell signaling. EGF R can also be recruited to form heterodimers with the ligand-activated ErbB3 or ErbB4. EGF R signaling has been shown to regulate multiple biological functions including cell proliferation, differentiation, motility and apoptosis. In addition, EGF R signaling has also been shown to play a role in carcinogenesis.
Synonyms
Epidermal growth factor receptor, EC 2.7.10.1, Receptor tyrosine-protein kinase ErbB-1, ERBB, mENA, ERBB1, EGFR.
Physical Appearance
Sterile filtered liquid.
Stability
Store vial at -20°C to -80°C. When stored at the recommended temperature, this protein is stable for 12 months. Please avoid freeze-thaw cycles.
Specific Activity
30 pmol/µgxmin.

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:

Nuclear Transport Factor 2 Human Recombinant

Nuclear transport factor 2, NTF-2, Placental protein 15, PP15, NUTF2, NTF2.

Product # :

PRO-844

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Description

NUTF2 Recombinant E.coli produced in E.Coli is a single, non-glycosylated polypeptide chain containing 147 amino acids (1-127 a.a.) and having a molecular mass of 16.6 kDa. The NUTF2 is fused to 20 amino acid His-Tag at N-terminus and purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

NUTF2 Human solution containing 20mM Tris HCL pH-8, & 10% glycerol.

Purity

Greater than 95.0% as determined by SDS-PAGE.

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Introduction
NUTF2 assists in protein transport into the nucleus and interacts with the nucleoporin p62 and with Ran. NUTF2 plays a role at a relatively late stage of nuclear protein import, subsequent to the initial docking of nuclear import ligand at the nuclear envelope. NUTF2 is part of a multicomponent system of cytosolic factors that come together at the pore complex during nuclear import.
Synonyms
Nuclear transport factor 2, NTF-2, Placental protein 15, PP15, NUTF2, NTF2.
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 MGDKPIWEQI GSSFIQHYYQ LFDNDRTQLG AIYIDASCLT WEGQQFQGKA AIVEKLSSLP FQKIQHSITA QDHQPTPDSC IISMVVGQLK ADEDPIMGFH QMFLLKNIND AWVCTNDMFR LALHNFG.

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:

TRAF Family Member-Associated NFKB Activator Human Recombinant (1-119 a.a.)

TRAF2, I-TRAF, TANK, TRAF family member-associated NF-kappa-B activator, TRAF-interacting protein, ITRAF.

Product # :

PRO-685

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Description

TANK produced in E.Coli is a single, non-glycosylated polypeptide chain containing 119 amino acids (1-119 a.a.) and having a molecular mass of 13.6 kDa.TANK is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

The TANK protein solution contains 20mM Tris, pH-8.

Purity

Greater than 90.0% as determined by SDS-PAGE.

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Introduction
TRAF2 protein is related with transduce signals from members of the TNFR superfamily. TRAF2 is located in the cytoplasm binds to TRAF1, TRAF2, or TRAF3, thus inhibiting TRAF function by sequestering the TRAFs in a suppressed state in the cytoplasm. Overexpression of TANK inhibits TRAF2-mediated NF-Kappa-B activation signaled by CD40 and both TNF receptors and inhibits LMP1-mediated NF-kappa-B activation by blocking the association of TRAF2 with LMP1. TRAF2 is necessary for the cellular response to TNF-alpha by connecting upstream signalling molecules to the IKKs and p65.
Synonyms
TRAF2, I-TRAF, TANK, TRAF family member-associated NF-kappa-B activator, TRAF-interacting protein, ITRAF.
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
MDKNIGEQLN KAYEAFRQAC MDRDSAVKEL QQKTENYEQR IREQQEQLSL QQTIIDKLKS QLLLVNSTQD NNYGCVPLLE DSETRKNNLT LDQPQDKVIS GIAREKLPKV DIASAESSI.

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 Colony Stimulating Factor Human Recombinant, Sf9

Macrophage colony-stimulating factor 1, CSF-1, M-CSF, MCSF, Lanimostim.

Product # :

CYT-1015

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Description

MCSF produced in Sf9 Insect cells is a single, glycosylated polypeptide chain containing 231 amino acids (33-255 a.a.) and having a molecular mass of 26.1kDa (Molecular size on SDS-PAGE will appear at approximately 28-40kDa).MCSF is expressed with an 8 amino acid His tag at C-Terminus and purified by proprietary chromatographic techniques.

Source

Sf9, Insect cells.

Formulation

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

Purity

Greater than 95.0% as determined by SDS-PAGE.

Biological Activity

Measured in a cell proliferation assay using M-NFS-60 mouse myelogenous leukemia lymphoblast cell. The ED50 for this effect is less or equal to 3 ng/ml.

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Introduction
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. MCSF induces cells of the monocyte/macrophage lineage. MCSF plays a role in immunological defenses, bone metabolism, lipoproteins clearance, fertility and pregnancy.
Synonyms
Macrophage colony-stimulating factor 1, CSF-1, M-CSF, MCSF, Lanimostim.
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
EEVSEYCSHM IGSGHLQSLQ RLIDSQMETS CQITFEFVDQ EQLKDPVCYL KKAFLLVQDI MEDTMRFRDN TPNAIAIVQL QELSLRLKSC FTKDYEEHDK ACVRTFYETP LQLLEKVKNV FNETKNLLDK DWNIFSKNCN NSFAECSSQD VVTKPDCNCL YPKAIPSSDP ASVSPHQPLA PSMAPVAGLT WEDSEGTEGS SLLPGEQPLH TVDPGSAKQR PPRLEHHHHH H.

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:

Ciliary-Neurotrophic Factor Human Recombinant

HCNTF, CNTF, Ciliary Neurotrophic Factor.

Product # :

CYT-272

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Description

Ciliary Neurotrophic Factor Recombinant Human produced in E.Coli is a single, non-glycosylated polypeptide chain containing 199 amino acids and having a molecular mass of 22706 Dalton. The CNTF is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

Lyophilized from a concentrated (1mg/ml) solution in water containing 5mM sodium Phosphate buffer pH=7.5 and 5mM sodium chloride.

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 the dose-dependant stimulation of TF-1 cells is < 2 ng/ml, corresponding to a Specific Activity of 500,000IU/mg.

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Introduction
CNTF is a polypeptide hormone whose actions appear to be restricted to the nervous system where it promotes neurotransmitter synthesis and neurite outgrowth in certain neuronal populations. The protein is a potent survival factor for neurons and oligodendrocytes and may be relevant in reducing tissue destruction during inflammatory attacks. A mutation in this gene, which results in aberrant splicing, leads to ciliary neurotrophic factor deficiency, but this phenotype is not causally related to neurologic disease. In addition to the predominant monocistronic transcript originating from this locus, the gene is also co-transcribed with the upstream ZFP91 gene. Co-transcription from the two loci results in a transcript that contains a complete coding region for the zinc finger protein but lacks a complete coding region for ciliary neurotrophic factor.
CNTF is a survival factor for various neuronal cell types. Seems to prevent the degeneration of motor axons after axotomy.
Synonyms
HCNTF, CNTF, Ciliary Neurotrophic Factor.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized Ciliary Neurotrophic Factor although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution CNTF 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 HCNTF 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 Met-Ala-Phe-Thr-Glu.
Background
Exploring the Potential of Human Recombinant Ciliary-Neurotrophic Factor: Implications and Applications
Abstract:
Ciliary-Neurotrophic Factor (CNTF) holds remarkable promise in neurobiology and therapeutic development due to its neuroprotective and regenerative properties. This paper delves into the significance of Human Recombinant CNTF, its production methodologies, and its potential applications in treating neurodegenerative disorders. The review sheds light on the therapeutic potential of CNTF and its role in advancing neuroregeneration research.
Introduction:
CNTF, a neurotrophic cytokine, is known for its pivotal role in neuronal survival and growth. The availability of Human Recombinant CNTF allows researchers to investigate its therapeutic potential and explore avenues for developing novel treatments for neurodegenerative diseases. CNTF's ability to support neuronal health and promote regeneration makes it a promising candidate for medical interventions.
Mechanisms of Action:
CNTF interacts with specific receptor complexes, activating various downstream signaling pathways, including Janus kinase (JAK) and Signal Transducer and Activator of Transcription (STAT) pathways. These pathways contribute to cell survival, differentiation, and axonal growth, forming the foundation for CNTF's neuroprotective effects.
Production Methods:
Human Recombinant CNTF is produced by introducing the CNTF gene into suitable expression systems, often employing bacterial or mammalian cells. Ensuring proper post-translational modifications is essential for maintaining the protein's biological activity and therapeutic potential.
Therapeutic Applications:
CNTF's neuroprotective and regenerative effects offer potential therapeutic applications in neurodegenerative disorders, such as amyotrophic lateral sclerosis (ALS), retinal degeneration, and Parkinson's disease. It holds promise for preserving and restoring neuronal function, thereby improving the quality of life for affected individuals.
Challenges and Future Directions:
While Human Recombinant CNTF shows great potential, challenges include precise dosing, delivery methods, and potential side effects. Further research is needed to optimize CNTF-based therapies and assess their long-term safety and efficacy in clinical settings.
Conclusion:
Human Recombinant Ciliary-Neurotrophic Factor emerges as a critical tool in advancing our understanding of neuroprotection and neuroregeneration. Its potential in treating neurodegenerative disorders highlights the ongoing quest for innovative therapeutic approaches that harness the body's inherent ability to heal and regenerate.
What is the molecular weight/Mw of CNTF Protein?
CNTF Protein has a total Mw of 22kDa.

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

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

What is the Biological Activity of CNTF Protein?
The ED50 as determined by the dose-dependant stimulation of TF-1 cells is < 2 ng/ml, corresponding to a Specific Activity of 500,000IU/mg.

What is the amino acid sequence of CNTF Protein?
CNTF Protein is composed from 199 amino acids.

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

What is the endotoxin level for CNTF Protein?
The endotoxin level is minimal, CNTF Protein was purified using conventional chromatography techniques.
Protein content
CNTF quantitation was carried out by two independent methods1. UV spectroscopy at 280 nm using the absorbency value of 1.28 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 standard solution of CNTF Recombinant 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:

GDNF Family Receptor Alpha 3 Human Recombinant, Sf9

GDNF Family Receptor Alpha3, GDNFR-alpha-3, GFR-alpha-3, GDNF Receptor Alpha-3, GDNFR3, GDNF Family Receptor Alpha-3, Glial Cell Line-Derived Neurotrophic Factor Receptor Alpha-3, GPI-Linked Receptor, GFRA3.

Product # :

CYT-1013

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Description

GFRA3 Human Recombinant produced in Sf9 Baculovirus cells is a single, glycosylated polypeptide chain containing 585 amino acids (32-374) and having a molecular mass of 65.5kDa (Molecular size on SDS-PAGE will appear at approximately 70-100kDa). GFRA3 is fused to a 239 amino acid hIgG-His-Tag at C-terminus and purified by proprietary chromatographic techniques.

Source

Sf9, Baculovirus cells.

Formulation

GFRA3 protein solution (0.25mg/ml) containing Phosphate Buffered Saline (pH 7.4) and 10% glycerol.

Purity

Greater than 85.0% as determined by SDS-PAGE.

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Introduction
GDNF Family Receptor Alpha 3 (GFRA3) belongs to the GDNF receptor family. GFRA3 creates a signaling receptor complex with RET tyrosine kinase receptor and binds the ligand, artemin (ARTN).
Synonyms
GDNF Family Receptor Alpha3, GDNFR-alpha-3, GFR-alpha-3, GDNF Receptor Alpha-3, GDNFR3, GDNF Family Receptor Alpha-3, Glial Cell Line-Derived Neurotrophic Factor Receptor Alpha-3, GPI-Linked Receptor, GFRA3.
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
ADPDPLPTES RLMNSCLQAR RKCQADPTCS AAYHHLDSCT SSISTPLPSE EPSVPADCLE AAQQLRNSSL IGCMCHRRMK NQVACLDIYW TVHRARSLGN YELDVSPYED TVTSKPWKMN LSKLNMLKPD SDLCLKFAML CTLNDKCDRL RKAYGEACSG PHCQRHVCLR QLLTFFEKAA EPHAQGLLLC PCAPNDRGCG ERRRNTIAPN CALPPVAPNC LELRRLCFSD PLCRSRLVDF QTHCHPMDIL GTCATEQSRC LRAYLGLIGT AMTPNFVSNV NTSVALSCTC RGSGNLQEEC EMLEGFFSHN PCLTEAIAAK MRFHSQLFSQ DWPHPTFAVM AHQNENLEPK SCDKTHTCPP CPAPELLGGP SVFLFPPKPK DTLMISRTPE VTCVVVDVSH EDPEVKFNWY VDGVEVHNAK TKPREEQYNS TYRVVSVLTV LHQDWLNGKE YKCKVSNKAL PAPIEKTISK AKGQPREPQV YTLPPSRDEL TKNQVSLTCL VKGFYPSDIA VEWESNGQPE NNYKTTPPVL DSDGSFFLYS KLTVDKSRWQ QGNVFSCSVM HEALHNHYTQ KSLSLSPGKH HHHHH.
Background
What is the molecular weight/Mw of GFRA3 HUMAN, SF9 Protein?
GFRA3 HUMAN, SF9 Protein has a total Mw of 65.5kDa.

What is the source or expression system of GFRA3 HUMAN, SF9 Protein?
Sf9, Baculovirus cells.
What is the Purity of GFRA3 HUMAN, SF9 Protein?
GFRA3 HUMAN, SF9 Protein is >85% pure as determined by SDS-PAGE.

What is the Biological Activity of GFRA3 HUMAN, SF9 Protein?
The biological functionality of GFRA3 HUMAN, SF9 Protein will be determined in the future.

What is the amino acid sequence of GFRA3 HUMAN, SF9 Protein?
ADPDPLPTES RLMNSCLQAR RKCQADPTCS AAYHHLDSCT SSISTPLPSE EPSVPADCLE AAQQLRNSSL IGCMCHRRMK NQVACLDIYW TVHRARSLGN YELDVSPYED TVTSKPWKMN LSKLNMLKPD SDLCLKFAML CTLNDKCDRL RKAYGEACSG PHCQRHVCLR QLLTFFEKAA EPHAQGLLLC PCAPNDRGCG ERRRNTIAPN CALPPVAPNC LELRRLCFSD PLCRSRLVDF QTHCHPMDIL GTCATEQSRC LRAYLGLIGT AMTPNFVSNV NTSVALSCTC RGSGNLQEEC EMLEGFFSHN PCLTEAIAAK MRFHSQLFSQ DWPHPTFAVM AHQNENLEPK SCDKTHTCPP CPAPELLGGP SVFLFPPKPK DTLMISRTPE VTCVVVDVSH EDPEVKFNWY VDGVEVHNAK TKPREEQYNS TYRVVSVLTV LHQDWLNGKE YKCKVSNKAL PAPIEKTISK AKGQPREPQV YTLPPSRDEL TKNQVSLTCL VKGFYPSDIA VEWESNGQPE NNYKTTPPVL DSDGSFFLYS KLTVDKSRWQ QGNVFSCSVM HEALHNHYTQ KSLSLSPGKH HHHHH.

What applications can GFRA3 HUMAN, SF9 Protein be used in?
GFRA3 HUMAN, SF9 Protein can probably be used in western blot, ELISA and Lateral Flow.

What is the endotoxin level for GFRA3 HUMAN, SF9 Protein?
The endotoxin level is minimal, GFRA3 HUMAN, SF9 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:

Cyclophilin-F Human Recombinant

Oeptidylprolyl Isomerase F, PPIF, CYP-D, CYP3, SnuCyp-20, Peptidyl-prolyl cis-trans isomerase mitochondrial, Cyclophilin F, FLJ90798, MGC117207, peptidylprolyl isomerase F.

Product # :

ENZ-385

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Description

PPIF Human Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 198 amino acids (30-207) and having a molecular mass of 21 kDa. The PPIF is fused to a 20 amino acid His tag at N-terminus and is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

PPIF solution containing 20mM Tris-HCl pH-7.5, 10% glycerol and 1mM DTT.

Purity

Greater than 95.0% as determined by SDS-PAGE.

Biological Activity

Specific activity is > 250 nmoles/min/mg, and is defined as the amount of enzyme that cleaves 1umole of suc-AAFP-pNA per minute at 25C in Tris-Hcl pH8.0 using chymotrypsin.

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Introduction
PPIF is a part of the peptidyl-prolyl cis-trans isomerase (PPIase) family. PPIF accelerates the folding of proteins. It catalyzes the cis-trans isomerization of proline imidic peptide bonds in oligopeptides. PPIF is key component of the mitochondrial permeability transition pore in the inner mitochondrial membrane. Activation of this pore is thought to be involved in the induction of apoptotic and necrotic cell death.
Synonyms
Oeptidylprolyl Isomerase F, PPIF, CYP-D, CYP3, SnuCyp-20, Peptidyl-prolyl cis-trans isomerase mitochondrial, Cyclophilin F, FLJ90798, MGC117207, peptidylprolyl isomerase F.
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 CSKGSGDPSS SSSSGNPLVY LDVDANGKPL GRVVLELKAD VVPKTAENFR ALCTGEKGFG YKGSTFHRVI PSFMCQAGDF TNHNGTGGKS IYGSRFPDEN FTLKHVGPGV LSMANAGPNT NGSQFFICTI KTDWLDGKHV VFGHVKEGMD VVKKIESFGS KSGRTSKKIV ITDCGQLS.

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 Human Recombinant

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

Product # :

CYT-223

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Description

Tumor Necrosis Factor-a Human Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 158 amino acids (157 a.a. of the mature human TNF-alpha and an N-terminal methionine) and having a molecular mass of 17.5kDa. The TNF-alpha is purified by standard chromatographic techniques.

Source

Escherichia Coli.

Formulation

TNF-a Human was lyophilized from a concentrated 1mg/ml solution containing 20mM PB, pH-7.2, and 100mM NaCl.

Purity

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

Biological Activity

The Specific Activity is >5.0×10⁷ IU/mg as determined by the cytolysis of murine L929 cells in the presence of Actinomycin D.

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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, INS 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 18MΩ-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
MVRSSSRTPS DKPVAHVVAN PQAEGQLQWL NRRANALLAN GVELRDNQLV VPSEGLYLIY SQVLFKGQGC PSTHVLLTHT ISRIAVSYQT KVNLLSAIKS PCQRETPEGA E AKPWYEPIY LGGVFQLEKG DRLSAEINRP DYLDFAESGQ VYFGIIAL.
Background
TNF Alpha Human: An Overview of Its Role and Importance in Immunology
TNF alpha human, also known as Tumor Necrosis Factor-alpha, is a critical cytokine in the immune system. Macrophages mainly produce this protein, and it plays a key role in inflammation and the acute phase reaction.
This protein is involved in various cellular functions, including cell death, differentiation, proliferation, and immune regulation.
Production and Properties
Tumor Necrosis Factor-alpha is produced recombinantly in E. coli and consists of a single, non-glycosylated polypeptide chain. It includes 157 amino acids of the mature human TNF-alpha and an N-terminal methionine, resulting in a molecular mass of approximately 17.5 kDa.
Furthermore, the protein is purified through standard chromatographic techniques to ensure high purity and biological activity.
Solubility and Usage
The lyophilized form of TNF appears as a sterile, white powder. It is recommended to reconstitute this powder in sterile water to achieve a solution of no less than 100µg/ml.
This solution can then be further diluted for various experimental applications. TNF alpha is used extensively in research, particularly for studying its effects on cell signaling and immune response.
Storage and Stability
For long-term storage, TNF should be kept desiccated below -18°C. Once reconstituted, it should be used within a week if stored at 4°C or kept below -18°C for future use. Avoiding freeze-thaw cycles is crucial to maintain the protein's functionality.
Biological Role and Implications
TNF alpha human is involved in the regulation of immune cells and is known for its role in inflammatory processes.
Dysregulation of TNF alpha production is linked to various diseases, such as autoimmune disorders, insulin resistance, and cancer. It is also a target for therapeutic interventions, particularly in conditions like rheumatoid arthritis and inflammatory bowel disease.
Mechanism of Action
TNF alpha can induce fever, apoptotic cell death, and can inhibit tumorigenesis and viral replication. Moreover, it is a potent mediator of the acute phase reaction, which influences the activity of various cells involved in systemic inflammation.
Research and Clinical Importance
Scientific research on TNF has provided insights into its complex role in disease mechanisms. Its interaction with receptors such as TNFRSF1A underscores its multifaceted effects across different organ systems, from liver function to brain activity.
Ongoing studies continue to explore its therapeutic potential, especially how it can be modulated to treat diseases without harmful side effects.
In essence, TNF alpha human is a versatile and powerful component of the immune system, important for both health and disease. Understanding its pathways and functions helps scientists develop better treatments for various inflammatory and autoimmune diseases.

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:

Lipopolysaccharide-Induced TNF Factor Human Recombinant

Lipopolysaccharide-induced TNF-alpha factor, PIG7, SIMPLE, Lipopolysaccharide-induced tumor necrosis factor-alpha factor, LPS-induced TNF-alpha factor, p53-induced gene 7 protein, Small integral membrane protein of lysosome/late endosome, LITAF.

Product # :

PRO-1350

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Description

LITAF Human Recombinant produced in E.coli is a single, non-glycosylated polypeptide chain containing 181 amino acids (1-161) and having a molecular mass of 19.2 kDa. LITAF is fused to a 20 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

The LITAF solution (0.25mg/ml) contains 20mM Tris-HCl buffer (pH 8.0), 0.4M Urea and 10% glycerol.

Purity

Greater than 85% as determined by SDS-PAGE.

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Introduction
Lipopolysaccharide-induced TNF-alpha factor (LITAF) is a small integral membrane protein of lysosome/late endosome. The expression of inflammatory cytokines such as TNF-alpha in Lipopolysaccharide-induced processes is mediated by LITAF. LITAF connects to STAT6B, which belongs to the STAT6 family forming a complex on the TNF-alpha promoter that modifies TNF activity. High levels of expression of LITAF mRNA are observed mostly in the placenta, peripheral blood leukocytes, lymph nodes and spleen.
Synonyms
Lipopolysaccharide-induced TNF-alpha factor, PIG7, SIMPLE, Lipopolysaccharide-induced tumor necrosis factor-alpha factor, LPS-induced TNF-alpha factor, p53-induced gene 7 protein, Small integral membrane protein of lysosome/late endosome, LITAF.
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 MSVPGPYQAA TGPSSAPSAP PSYEETVAVN SYYPTPPAPM PGPTTGLVTG PDGKGMNPPS YYTQPAPIPN NNPITVQTVY VQHPITFLDR PIQMCCPSCN KMIVSQLSYN AGALTWLSCG SLCLLGCIAG CCFIPFCVDA LQDVDHYCPN CRALLGTYKR L.

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:

Brain-Derived Neurotrophic Factor Human Recombinant, CHO

Brain-Derived Neurotrophic Factor, BDNF, MGC34632.

Product # :

CYT-1262

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Description

Brain-derived Neurotrophic Factor Human Recombinant produced in CHO is a homodimer, polypeptide chain containing 2 x 119 amino acids and having a total molecular mass of 27kDa. BDNF Human Recombinant is purified by proprietary chromatographic techniques.

Source

CHO Cells

Formulation

The protein was lyophilized with 5% trehalose and 1x PBS

Purity

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

Biological Activity

BDNF CHO activity is determined by its ability to bind recombinant human TrkB Fc Chimera in a functional ELISA assay.

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Introduction
BDNF is crucial for the signal survival eukaryotes. BDNF is responsible for the development, repair, adaptation and proper functionality of the nervous system.
BDNF major roles include Neuron survival and development, synaptic flexibility, stress adaptation, Repair and recovery post injury/disease and Pain signaling.
Synonyms
Brain-Derived Neurotrophic Factor, BDNF, MGC34632.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized BDNF although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution BDNF 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 BDNF in sterile 18M-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
HSDPARRGE LSVCDSISEW VTAADKKTAV DMSGGTVTVL EKVPVSKGQL KQYFYETKCN PMGYTKEGCR GIDKRHWNSQ CRTTQSYVRA LTMDSKKRIG WRFIRIDTSC VCTLTIKRGR.
Background
Final Thoughts
Although more research is needed on the safety and effectiveness of BDNF human recombinant, trials suggest that this laboratory-produced protein may be effective in managing and treating several neurological and psychiatric disorders. It's important for experts to stay up to date on the latest developments and research to learn more about potential risks and benefits.
What is the molecular weight/Mw of BDNF Protein?
BDNF Protein has a total Mw of 27kDa.

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

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

What is the Biological Activity of BDNF Protein?
BDNF CHO activity is determined by its ability to bind recombinant human TrkB Fc Chimera in a functional ELISA assay.

What is the amino acid sequence of BDNF Protein?
HSDPARRGE LSVCDSISEW VTAADKKTAV DMSGGTVTVL EKVPVSKGQL KQYFYETKCN PMGYTKEGCR GIDKRHWNSQ CRTTQSYVRA LTMDSKKRIG WRFIRIDTSC VCTLTIKRGR.

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

What is the endotoxin level for BDNF Protein?
The endotoxin level is minimal, BDNF Protein was purified using conventional chromatography techniques.
References
Title:Generation of Neurons with Improved Cell Survival and Phenotype Maintenance Using a Degradation-Resistant Nurr1 Mutant†‡
Publication:Article first published online: 11 JUN 2009 DOI: 10.1002/stem.146 Copyright © 2009 AlphaMed Press.
Link:BDNF prospec publication

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 Pegylated Human Recombinant

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

Product # :

CYT-018

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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 18.8kDa. The Pegylated G-CSF is produced by attaching a 20kDa methoxypolyethylene glycol propionaldehyde (mPEG-ALD) to the N-terminal amino acid of G-CSF giving a total molecular mass of 38.8kDa. G-CSF is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

G-CSF is supplied in solution (0.69mg/ml) containing 10mM Acetate Buffer (pH 4.0), and 0.004% Polysorbate 80.

Purity

Greater than 95.0% as determined by SEC-HPLC.

Biological Activity

The ED₅₀, calculated by the dose-dependent proliferation of murine NFS-60 indicator cells is less than 0.1 ng/ml, corresponding to a Specific Activity of 10,000,000IU/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 this 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
Colorless, clear and transparent solution.
Stability
G-CSF PEG should be stored refrigerated at 2° to 8°C. Vials should be kept in theirpackaging to protect from light until the time of use. Shaking and freezing should be avoided.
Background
What is the molecular weight/Mw of G CSF HUMAN, PEG Protein?
G CSF HUMAN, PEG Protein has a total Mw of 18.8kDa.

What is the source or expression system of G CSF HUMAN, PEG Protein?
Escherichia Coli.

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

What is the Biological Activity of G CSF HUMAN, PEG Protein?
The ED50, calculated by the dose-dependent proliferation of murine NFS-60 indicator cells is less than 0.1 ng/ml, corresponding to a Specific Activity of 10,000,000IU/mg.

What is the amino acid sequence of G CSF HUMAN, PEG Protein?
G CSF HUMAN, PEG Protein is composed from 175 amino acids.

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

What is the endotoxin level for G CSF HUMAN, PEG Protein?
The endotoxin level is minimal, G CSF HUMAN, PEG 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:

Beta Nerve Growth Factor Human Recombinant

Beta Polypeptide, NGF, NGFB, HSAN5, Beta-NGF, MGC161426, MGC161428.

Product # :

CYT-579

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Description

Nerve Growth Factor-beta Human Recombinant produced in E.Coli is a non-covalently disulfide-linked homodimer, non-glycosylated, polypeptide chain containing 2 identical 121 amino acids with a molecular weight of two 13.6 kDa polypeptide monomers.The NGF-b is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

The beta-NGF protein was lyophilized from a 0.2µm filtered solution containing 0.1% Trifluoroacetic Acid (TFA).

Purity

Greater than 95.0% as determined by SDS-PAGE.

Biological Activity

The ED₅₀, calculated by its ability to stimulate proliferation of TF-1 cells and is typically 1.31 ng/ml, corresponding to a specific activity of 7.6x10⁵units/mg.

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Introduction
NGF-beta has nerve growth stimulating activity and the complex is involved in the regulation of growth and the differentiation of sympathetic and certain sensory neurons. Mutations in this gene have been associated with hereditary sensory and autonomic neuropathy, type 5 (HSAN5), and dysregulation of this gene's expression is associated with allergic rhinitis.
Synonyms
Beta Polypeptide, NGF, NGFB, HSAN5, Beta-NGF, MGC161426, MGC161428.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized Beta-NGF although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution NGF-Beta 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 NGF-b in sterile 18MΩ-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
MSSSHPIFHRG EFSVCDSVSV WVGDKTTATD IKGKEVMVLG EVNINNSVFK QYFFETKCRD PNPVDSGCRG IDSKHWNSYC TTTHTFVKAL TMDGKQAAWR FIRIDTACVC VLSRKAVRRA.
Background
What is the molecular weight/Mw of B NGF Protein?
B NGF Protein has a total Mw of 13.6kDa.

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

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

What is the Biological Activity of B NGF Protein?
The ED50, calculated by its ability to stimulate proliferation of TF-1 cells and is typically 1.31 ng/ml, corresponding to a specific activity of 7.6x105units/mg.

What is the amino acid sequence of B NGF Protein?
MSSSHPIFHRG EFSVCDSVSV WVGDKTTATD IKGKEVMVLG EVNINNSVFK QYFFETKCRD PNPVDSGCRG IDSKHWNSYC TTTHTFVKAL TMDGKQAAWR FIRIDTACVC VLSRKAVRRA.

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

What is the endotoxin level for B NGF Protein?
The endotoxin level is minimal, B NGF 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:

Tumor Necrosis Factor Receptor 2 Fusion Protein Human Recombinant

Tumor necrosis factor receptor superfamily member 1B,Tumor necrosis factor receptor 2, TNF-R2, Tumor necrosis factor receptor type II, p75, p80 TNF-alpha receptor, CD120b antigen, Etanercept, TBPII, TNFBR, TNFR80, TNF-R75, p75TNFR, TNF-R-II.

Product # :

CYT-422

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Description

Recombinant Human Tumor Necrosis Factor Receptor 2 Fusion Protein produced in CHO is a dimeric, glycosylated, polypeptide chain consisting of the extracellular ligand-binding portion of the human 75 kilo Dalton (p75) tumor necrosis factor receptor 2 (TNFR2) linked to the Fc portion of human IgG1. The Fc component of TNFR2 contains the CH2 domain, the CH3 domain and hinge region, but not the CH1 domain of IgG1. It consists of 934 amino acids and has an apparent molecular weight of approximately 150 kilo Daltons.The TNFR2 is purified by standard chromatographic techniques.

Source

Chinese Hamster Ovarian Cells (CHO).

Formulation

Each mg contains 1.6mg mannitol, 0.4 mg sucrose and 48 µg tromethamine.

Purity

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

Biological Activity

Potency is determined by its ability to neutralize TNF-alpha mediated growth inhibition of A375 cells, corresponding to a Specific Activity of 17,000,000 IU/mg.

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Introduction
TNFR binds specifically to tumor necrosis factor (TNF) and blocks its interaction with cell surface TNF receptors. TNF is a naturally occurring cytokine that is involved in normal inflammatory and immune responses. It plays an important role in the inflammatory processes of rheumatoid arthritis (RA), polyarticular-course juvenile rheumatoid arthritis (JRA), and ankylosing spondylitis and the resulting joint pathology. In addition, TNF plays a role in the inflammatory process of plaque psoriasis. Elevated levels of TNF are found in involved tissues and fluids of patients with RA, psoriatic arthritis, ankylosing spondylitis (AS), and plaque psoriasis. Two distinct receptors for TNF (TNFRs), a 55 kilodalton protein (p55) and a 75 kilodalton protein (p75), exist naturally as monomeric molecules on cell surfaces and in soluble forms. Biological activity of TNF is dependent upon binding to either cell surface TNFR. Recombinant Human TNFR is a dimeric soluble form of the p75 TNF receptor that can bind to two TNF molecules.
It inhibits the activity of TNF in vitro and has been shown to affect several animal models of inflammation, including murine collagen-induced arthritis. TNFR inhibits binding of both TNF? and TNF? (lymphotoxin alpha [LT?]) to cell surface TNFRs, rendering TNF biologically inactive. Cells expressing transmembrane TNF that bind to TNFR are not lysed in vitro in the presence or absence of complement.
TNFR can also modulate biological responses that are induced or regulated by TNF, including expression of adhesion molecules responsible for leukocyte migration (i.e., E-selectin and to a lesser extent intercellular adhesion molecule-1 [ICAM-1]), serum levels of cytokines (e.g., IL-6), and serum levels of matrix metalloproteinase-3 (MMP-3 or stromelysin).
Synonyms
Tumor necrosis factor receptor superfamily member 1B,Tumor necrosis factor receptor 2, TNF-R2, Tumor necrosis factor receptor type II, p75, p80 TNF-alpha receptor, CD120b antigen, Etanercept, TBPII, TNFBR, TNFR80, TNF-R75, p75TNFR, TNF-R-II.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized Tumor Necrosis Factor Receptor although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution TNFR2 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 TNFR2 in sterile 18M-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.

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 Long Human Recombinant

Urogastrone, URG, EGF.

Product # :

CYT-798

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Description

Recombinant Human EGF Long produced in E.coli cells is a single non-glycosylated, polypeptide chain containing 106 amino acids and having a molecular mass of 12.3kDa. The EGF Long is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

The EGF Long was lyophilized from a 0.2µm filtered concentrated solution in 10mM HCl.

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 murine Balb/c 3T3 cells is less than 1.0 ng/ml, corresponding to a specific activity of > 1.0 × 10⁶ 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. Long EGF is a recombinant analog of Human EGF developed as a replacement for use in therapeutic cell culture applications as a like-for-like supplement for Recombinant Human or native EGF. It includes the Human EGF amino acid sequence plus a 53 amino acid N-terminal extension peptide.
Synonyms
Urogastrone, URG, EGF.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized EGF Long although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution EGF Long 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 EGF Long in sterile 100mM AcOH (acetic Acid) not less than 100µg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
MFPAMPLSSL FANAVLRAQH LHQLAADTYK EFERAYIPEG QRYSIQVNFA HYGNSDSECP LSHDGYCLHD GVCMYIEALD KYACNCVVGY IGERCQYRDL KWWELR
Background
What is the molecular weight/Mw of EGF Protein?
EGF Protein has a total Mw of 12.3kDa.

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

What is the Purity of EGF Protein?
EGF Protein is >95% 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 1.0 ng/ml, corresponding to a specific activity of > 1.0 × 106 IU/mg.

What is the amino acid sequence of EGF Protein?
MFPAMPLSSL FANAVLRAQH LHQLAADTYK EFERAYIPEG QRYSIQVNFA HYGNSDSECP LSHDGYCLHD GVCMYIEALD KYACNCVVGY IGERCQYRDL KWWELR

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.

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