| 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 antibodies directed against human spermatozoa in serum. For research use only, not for use in diagnostic procedures. | Enzyme immunoassay (ELISA) for the direct quantitative determination of Pregnenolone in human serum. FDA exempt, for in vitro diagnostic use only. | Solid phase sandwich ELISA for the determination of soluble (Pro)renin receptor in human serum, EDTA-plasma, and urine. This kit can also be used for the determination of soluble (Pro)renin receptor in mouse and rat serum, EDTA-plasma, and cell culture supernatant. For research use only, not for useSolid phase sandwich ELISA for the determination of soluble (Pro)renin receptor in human serum, EDTA-plasma, and urine. This kit can also be used for the determination of soluble (Pro)renin receptor in mouse and rat serum, EDTA-plasma, and cell culture supernatant. For research use only, not for use in diagnostic procedures.... Read More | Enzyme immunoassay (ELISA) for determination of free 25 (OH) Vitamin D in serum. For research use only, not for use in diagnostic procedures. |