| Description | Enzyme Immunoassay (ELISA) for the determination of Gamma-aminobutyric acid (GABA) in human plasma, serum, and urine. For research use only, not for use in diagnostic procedures. | Enzyme immunoassay (ELISA) test kit for the determination of free antibodies directed against the drug Etanercept (Enbrel®) in serum and plasma. For research use only, not for use in diagnostic procedures. | Solid phase sandwich ELISA for the determination of active form of GLP-1 (GLP-1 (7-36) amide and GLP-1 (7-37)) in EDTA plasma. For research use only, not for use in diagnostic procedures. | Enzyme immunoassay (ELISA) for the determination of human Progranulin in human serum and plasma. For research use only, not for use in diagnostic procedures. | Radioimmunoassay (RIA) for the determination of 25-hydroxyvitamin D3 and D2 (25-OH-D3 and 25-OH-D2) in serum. For research use only, not for use in diagnostic procedures. |