Certificate of Analysis

 

Product Name: Recombinant Human CNTF (E. coli)
Catalog Number: M15022

Physical and Chemical Properties
Solubility: 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
Analytical Data
QC Standard: >95% , Endotoxin < 0.2 EU/μg
Product Information
Description: Ciliary Neurotrophic Factor (CNTF) is a cytokine belonging to the interleukin 6 (IL-6) family, which also includes IL-6, tumor suppressor M, leukemia suppressor (LIF) and cardiac trophic factor-1. In structure, CNTF is similar to the composition of a quadruhelical bundle, similar to other members of the IL-6 family. Protein structure: CNTF (ALA2-MET200), Accession # P26441-1.
   
Stability and Solubility Advice: Information concerning product stability, particularly in solution, has rarely been reported and in most cases we can only offer a general guide.
We recommend that stock solutions, once prepared, are stored aliquoted in tightly sealed vials and used within 1 month. Avoid repeated freeze and thaw cycles. Storage conditions for some special products should refer to their storage details.