| Description | Solid phase sandwich ELISA for the determination of human Osteopontin (Human OPN) in plasma (EDTA), urine, or cell culture media. For research use only, not for use in diagnostic procedures. | Enzyme immunoassay (ELISA) for the determination of CA 72-4 (TAG-72) in serum and plasma. For research use only, not for use in diagnostic procedures. | Enzyme immunoassay (ELISA) for the quantitative determination of Intact-PTH (Parathyroid Hormone) in human serum. This assay is intended for in vitro diagnostic use. | Radioimmunoassay (RIA) for the determination of Vasoactive Intestinal Polypeptide (VIP) in human plasma. 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. |