| Description | Radioimmunoassay (RIA) for the determination of Free Testosterone in human serum. For research use only, not for use in diagnostic procedures. | Enzyme-linked immunosorbent assay (ELISA) for the determination of Chromogranin A in human plasma or serum. For research use only, not for use in diagnostic procedures. | Enzyme linked immunosorbent assay (ELISA) for the determination of human IgG antibodies in serum or plasma directed against Helicobacter pylori. For research use only, not for use in diagnostic procedures. | Solid phase sandwich ELISA for the determination of human total sAPP in serum, EDTA plasma, cerebrospinal fluid and cell culture supernatant as a total amount. For research use only, not for use in diagnostic procedures. | Enzyme-linked immunosorbent assay (ELISA) for the determination of IgG class antibodies against Schistosoma mansoni in human serum or plasma (citrate). FDA exempt, can be used for in-vitro diagnostics. |