| Description | 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. | 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. | Radioimmunoassay (RIA) for the determination a-melanocyte stimulating hormone (a-MSH) in human plasma or cerebrospinal fluid. For research use only, not for use in diagnostic procedures. | Enzyme immunoassay (ELISA) for the determination of soluble human leptin receptor (sLEP-R) in human serum or plasma. 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. |