| Description | Radioimmunoassay (RIA) for the quantitative measurement of human Progesterone (PROG) in serum. FDA registered 510(k) Exempt. For In-Vitro Diagnostic Use. | Enzyme-linked immunosorbent assay (ELISA) for the determination of Chromogranin A in human plasma or serum. For research use only, not for use in diagnostic procedures. | Solid phase sandwich ELISA for the determination of Human Big ET-1 in serum, EDTA-plasma, supernatant of cell culture media and extract from tissue. For research use only, not for use in diagnostic procedures. | Enzyme immunoassay (ELISA) for the determination of Leptin in human serum, plasma, urine and saliva. For research use only, not for use in diagnostic procedures. | Radioimmunoassay (RIA) for the determination of Free Testosterone in human serum. For research use only, not for use in diagnostic procedures. |