| Description | Inquire | Solid phase sandwich enzyme-linked immunosorbent assay (ELISA) for the determination of Endothelin-1 in serum, EDTA-plasma, tissue extracted, and cell culture supernatant. For research use only, not for use in diagnostic procedures. | Solid phase sandwich ELISA for the determination of Human Leptin in serum, EDTA-plasma and supernatant of cell culture media. For research use only, not for use in diagnostic procedures. | Solid phase sandwich ELISA for the determination of Tenascin-C high molecular weight variants including FNâ…¢-B domain in serum, EDTA Plasma, and cell culture supernatant of human, mouse and rat. 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. |