Cat#:RP-1719HAT;Product Name:Recombinant Human LIF Protein;Synonym:Leukemia inhibitory factor isoform1;Description:The human recombinant LIF, fused with His tag at C-terminus, was produced in insect cell. This recombinant protein was purified using our unique purification methods.;Source:Baculovirus;AA Sequence:23-202aa;Molecular Characterization:20.8kDa;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 cell. The ED50 for this effects is less or equal to 0.5 ng/ml.;Formulation:Liquid Solution;Stability:Recombinant Human LIF Protein was stable up to 1 year from date of receipt at -70℃;Concentration:0.25mg/mL;Storage Buffer:Recombinant Human LIF protein was supplied in PBS (pH 7.4) containing 10% glycerol.;Storage:Recombinant Human LIF 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;