| Description | Solid phase sandwich ELISA for the determination of human ANGPTL2 in serum, EDTA-plasma and cell culture supernatant. For research use only, not for use in diagnostic procedures._x000D_ | Enzyme linked immunosorbent assay (ELISA) for the determination of antibodies directed against human spermatozoa in serum. For research use only, not for use in diagnostic procedures. | 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 designed for the determination of Titin N fragment in human urine. For research use only, not for use in diagnostic procedures. | Radioimmunoassay (RIA) for the determination of human Testosterone in serum. For research use only, not for use in diagnostic procedures. |