| Description | Solid phase enzyme-linked immunoassay (ELISA) for the determination of Corticosterone in serum and plasma. FDA exempt, can be used for in-vitro diagnostics. | 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_ | 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. | Solid phase sandwich ELISA for the determination of OPN N-Half in EDTA plasma, urine, synovial fluid or cell culture media. For research use only, not for use in diagnostic procedures. | Radioimmunoassay (RIA) for the determination of 25-hydroxyvitamin D3 and D2 (25-OH-D3 and 25-OH-D2) in serum. For research use only, not for use in diagnostic procedures. |