The Eagle Biosciences Human TRAIL/Apo2L ELISA is a solid phase sandwich ELISA for the in-vitro qualitative and quantitative determination of TRAIL in cell culture supernatants, buffered solutions or human serum, plasma, or other body fluids. This assay will recognize both natural and recombinant human TRAIL. The Eagle Biosciences Human TRAIL/Apo2L ELISA Assay kit is for Research Use Only.