Cat#:RP-668HAT;Product Name:Recombinant Human CNTF Protein;Synonym:Ciliary neurotrophic factor;Description:The human recombinant CNTF protein was produced in E.coli. This recombinant protein was purified using our unique purification methods.;Source:E.coli (Bioactivity Validated);AA Sequence:1-200aa;Molecular Characterization:22.9 kDa;Purity:Greater than 90% by SDS-PAGE;Endotoxin:< 1.0 EU per ug of protein as determined by LAL method.;Bioactivity:Measured in a cell proliferation assay using TF-1 human erythroleukemic cells. The ED50 for this effect is less than or equal to 500 ng/ml.;Formulation:Liquid Solution;Stability:Recombinant Human CNTF Protein was stable up to 1 year from date of receipt at -70℃;Concentration:1mg/mL;Storage Buffer:Recombinant Human CNTF protein was supplied in 20mM Tris-HCl buffer (pH 8.0) containing 1mM DTT, 10% glycerol;Storage:Recombinant Human CNTF Protein can be stored at +4℃for 1-2 weeks. It is recommended that the recombinant protein be aliquoted for optimal storage at -20 or -70℃. Please avoid repeated freeze-thaw cycles.;Usage:For Lab Research Use Only;