Human TNFSF12 ELISA development kit contains the key components required for the quantitative measurement of natural and/or recombinant TNFSF12 in a sandwich ELISA format within the range of 16-2,000 pg/mL. Using the ELISA protocol described below, this kit provides sufficient reagents to assay TNFSF12 in approximately 1,500 ELISA plate wells.