Human TNF-alpha / TNFA Protein (Fc Tag)

Species : Human

Synonyms : DIF,TNF-alpha,TNFA,TNFSF2

Host : HEK293 Cells

Purity :> 90 % as determined by SDS-PAGE.

Activity : 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 typically 1-5 ng/mL.