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Recombinant Human CNTF (E. coli)

Cat. No. M15022

All AbMole products are for research use only, cannot be used for human consumption.

Recombinant Human CNTF (E. coli) Structure
Synonym:

Ciliary Neurotrophic Factor

Size Price Availability Quantity
10ug USD 155 In stock
50ug USD 385 In stock
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Quality Control & Documentation
  • Purity: >95% , Endotoxin < 0.2 EU/μg
  • COA
  • MSDS
Biological Activity

Species: Human
Expression system: E. coli
Purity: SDS-PAGE analysis, > 95%, HIGH performance liquid chromatography analysis, > 95%
Endotoxin: protein < 0.2 EU/μg was determined by gel coagulation
Apparent molecular weight: ~22.8 kDa, sdS-PAGE under reduction conditions
Storage and stability: After receiving, the product remains stable at temperatures below -70°C for up to 6 months. After recombination, the product should be stable at 4°C for 1 week or -20°C for 3 months. For long-term preservation, carrier protein (e.g. 0.1% BSA) is recommended. Avoid repeated freeze-thaw cycles


Biological activity: ED50 < 200.0 ng/ mL, cell proliferation was measured by TF-1 cells, and the corresponding specific activity was >5.0 × 103 units /mg. CNTF receptor consists of three parts: gp130-like subunit common in il-6 receptor family, LIF receptor β subunit and CNTF-specific α receptor subunit. When binding to CNTF, CNTF receptor β subunits undergo tyrosine phosphorylation, which activates the intracellular JAK/STAT pathway. The main function of CNTF in vivo is to promote the differentiation and survival of a variety of neurons and glial cells, including sympathetic progenitors and spinal motor neurons.

Chemical Information
Solubility (25°C) Reconstitute the lyophilized powder in ddH₂O or PBS up to 100 μg/ml.
Storage Powder          -20°C   3 years ;  4°C   2 years
In solvent       -80°C   6 months ;  -20°C   1 month
References

[1] Martin Kgler, et al. Sci Rep. Assessment of recombinant protein production in E. coli with Time-Gated Surface Enhanced Raman Spectroscopy (TG-SERS)

[2] N Panayotatos, et al. Biochemistry. Recombinant human CNTF receptor alpha: production, binding stoichiometry, and characterization of its activity as a diffusible factor

[3] I Saggio, et al. Anal Biochem. Nonradioactive receptor binding assay for ciliary neurotrophic factor

[4] M Thier, et al. J Neurosci Res. Site-directed mutagenesis of human CNTF: functional analysis of recombinant variants

[5] J R McDonald, et al. Biochim Biophys Acta. Expression and characterization of recombinant human ciliary neurotrophic factor from Escherichia coli

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Keywords: Recombinant Human CNTF (E. coli), Ciliary Neurotrophic Factor supplier, Cytokines and Growth Factors, inhibitors, activators

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