| Description | Enzyme immunoassay (ELISA) for the direct quantitative determination of Pregnenolone in human serum. FDA exempt, for in vitro diagnostic use only. | Solid phase sandwich enzyme-linked immunosorbent assay (ELISA) for the determination of Endothelial Lipase (EL) C-Terminal in human serum and EDTA-plasma. For research use only, not for use in diagnostic procedures. | Enzyme immunoassay for the in vitro diagnostic quantitative measurement of active free Estradiol, an estrogenic steroid, in saliva. | Enzyme immunoassay (ELISA) for the determination of human IGFBP-2 in human serum, EDTA-plasma, cerebrospinal fluid, breast milk, amniotic fluid, saliva, and in cell culture medium. For research use only, not for use in diagnostic procedures. | Radioimmunoassay (RIA) for the determination of Vasoactive Intestinal Polypeptide (VIP) in human plasma. For research use only, not for use in diagnostic procedures. |