| Description | Radioimmunoassay (RIA) for the determination of Free Testosterone in human serum. For research use only, not for use in diagnostic procedures. | Solid phase sandwich ELISA for the determination Human a-Synuclein in serum, EDTA plasma, CSF and cell culture supernatant. For research use only, not for use in diagnostic procedures. | The Immunoscan CCPlus test kit is an enzyme-linked immunosorbent assay (ELISA) for the determination of IgG antibodies to Cyclic Citrullinated Peptides (CCP) in human serum. 510(k) cleared, can be used for in-vitro diagnostics. | The Complement C4d assay is an enzyme-linked immunosorbent assay (ELISA) for the semiquantitative determination of C4d in human plasma. For research use only, not for use in diagnostic procedures. | Enzyme immunoassay for the in vitro diagnostic quantitative measurement of active free Estradiol, an estrogenic steroid, in saliva. |