| Description | Radioimmunoassay (RIA) for the determination of human IGFBP-3 in serum, plasma, or other human biological fluids (e.g. follicular fluid, seminal plasma). For research use only, not for use in diagnostic procedures. | Solid phase sandwich ELISA for the determination of Human Aß (N3pE-40) in brain tissue extract. For research use only, not for use in diagnostic procedures. | Solid phase, non-competitive immunoassay (ELISA) for the determination of soluble cytokeratin 19 fragments in human serum. 510(k) cleared, can be used 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. | Radioimmunoassay (RIA) for the determination a-melanocyte stimulating hormone (a-MSH) in human plasma or cerebrospinal fluid. For research use only, not for use in diagnostic procedures. |