Immunoassay | 合法醫療器材資訊網

Animmunoassayisabiochemicaltestthatmeasuresthepresenceorconcentrationofamacromoleculeorasmallmoleculeinasolutionthroughtheuseofan ...

Biochemical test for a protein or other molecule using an antibody

Illustration of the basic components of an immunoassay, which includes an analyte (green), an antibody (black), and a detectable label (yellow)

An immunoassay (IA) is a biochemical test that measures the presence or concentration of a macromolecule or a small molecule in a solution through the use of an antibody (usually) or an antigen (sometimes). The molecule detected by the immunoassay is often referred to as an "analyte" and is in many cases a protein, although it may be other kinds of molecules, of different sizes and types, as long as the proper antibodies that have the requir...