Supplier Page from Biorbyt for Recombinant Canine Tumor Necrosis Factor-alpha/TNFSF2
Biological Activity: Fully biologically active when compared to standard. The ED50 as determined by a cytotoxicity assay using murine L929 cells is less than 1.0 ng/ml, corresponding to a specific activity of > 1.0 x106 IU/mg in the presence of actinomycin D.