The Eagle Biosciences Human TGF Beta 1 (TGF-β1) ELISA Assay Kit (enzyme-linked immunoassay kit) is intended for the quantitative determination of human TGF Beta 1 (TGF-β1) concentrations in cell culture supernates, serum, and plasma. The Eagle Biosciences Human TGF Beta 1 (TGF-β1) ELISA Assay Kit is for research use only and not to be used in diagnostic procedures.