| Description | 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. | Enzyme immunoassay (ELISA) test kit for the determination of free antibodies directed against the drug Rituximab (Mabthera®, Rituxan®) in serum and plasma. For research use only, not for use in diagnostic procedures. | The Wieslab® Complement system Screen kit is an enzyme immunoassay for the determination of functional classical, MBL and alternative complement pathways in human serum. For research use only, not for use in diagnostic procedures. | Enzyme immunoassay (ELISA) for the determination of Leptin in human serum, plasma, urine and saliva. For research use only, not for use in diagnostic procedures. | Radioimmunoassay (RIA) for the determination Pancreatic Polypeptide (PP) in human serum. For research use only, not for use in diagnostic procedures. |