| Description | Immunoradiometric assay (RIA) for the quantitative determination of human Insulin (INS) in serum. FDA exempt, can be used for in-vitro diagnostics. | Enzyme Immunoassay (ELISA) for the determination of L-Glutamate in urine and various biological samples. For research use only, not for use in diagnostic procedures. | Enzyme immunoassay (ELISA) for the determination of IGFBP-3 in human serum, plasma (heparin), or cerebrospinal fluid. For research use only, not for use in diagnostic procedures. | Solid phase sandwich ELISA for the determination of human Osteopontin (Human OPN) in plasma (EDTA), urine, or cell culture media. 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. |