| Description | Solid phase direct sandwich ELISA for the determination of Secretory IgA in human stool and saliva. For research use only, not for use in diagnostic procedures. | Radioimmunoassay (RIA) for the determination of human Androstenedione in serum and plasma. FDA exempt, can be used for in-vitro diagnostics. | Solid phase sandwich ELISA for the determination of Human Tenascin-C containing high molecular weight variants (Human Tenascin-C HMWV) in serum, plasma (heparin), or 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. | Enzyme immunoassay (ELISA) for the quantitative determination of Testosterone in serum and plasma. 510(k) cleared. |