| Description | Solid phase enzyme immunoassay (ELISA) for the determination of PSA in human serum. For research use only, not for use in diagnostic procedures. | Radioimmunoassay (RIA) for the determination of human Complement C3a des Arg in human plasma. For research use only, not for use in diagnostic procedures. | Enzyme Immunoassay (ELISA) for the determination of Gamma-aminobutyric acid (GABA) in human plasma, serum, and urine. For research use only, not for use in diagnostic procedures. | Enzyme immunoassay (ELISA) for the determination of NSE (Neuron-Specific Enolase) in human serum. For research use only, not for use in diagnostic procedures. | Radioimmunoassay (RIA) for the quantitative measurement of human Progesterone (PROG) in serum. FDA registered 510(k) Exempt. For In-Vitro Diagnostic Use. |