| Description | Enzyme immunoassay (ELISA) for the determination of S100B (S100A1B + S100BB) in serum. For research use only, not for use in diagnostic procedures. | Radioimmunoassay for the determination of Aldosterone in human serum and urine. For research use only, not for use in diagnostic procedures. | The Bordetella pertussis IgM ELISA is intended for the determination of IgM class antibodies against Bordetella pertussis in human serum or plasma (citrate, heparin). For research use only - not for use in diagnostic procedures. | Solid phase sandwich ELISA for the determination human FGF21 in serum, EDTA plasma and cell culture supernatant. For research use only, not for use in diagnostic procedures. | Enzyme immunoassay (ELISA) for the determination of Tryptophan in urine, serum, and plasma. For research use only, not for use in diagnostic procedures._x000D_ |