Cat#:RP-3013HAT;Product Name:Recombinant Human TNF-beta / LTA Protein;Synonym:Lymphotoxin alpha;Description:Recombinant TNF beta protein was produced in E.coli. This recombinant protein was purified using our unique chromatography techniques.;Source:E.coli;AA Sequence:35-205aa;Molecular Characterization:20.9 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 cytotoxicity assay using L929 mouse fibrosarcoma cells in the presence of the metabolic inhibitor actinomycin D. The ED50 for this effect is less or equal to 1 ng/ml.;Formulation:Liquid Solution;Stability:Recombinant Human TNF-beta/LTA Protein was stable up to 1 year from date of receipt at -70℃;Concentration:0.25mg/mL;Storage Buffer:Recombinant Human TNF-beta/LTA protein was supplied in 20mM Tris-HCl buffer (pH8.0) containing 30% glycerol, 0.1M NaCl, 1mM DTT;Storage:Recombinant Human TNF-beta/LTA 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;