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What is the purpose of ELISA

2018-04-25 04:48:18

The purpose of ELISA is to detect specific antigens in serum to achieve the purpose of qualitative judgment. enzyme linked immunosorbent assay (ELISA) refers to a qualitative and quantitative assay that binds a soluble antigen or antibody to a solid phase carrier such as polystyrene and uses antigen-antibody binding specificity to detect an immune response. ELISA classification method: 1, sandwich method Sandwich method is often used to detect macromolecular antigens. 2, indirect method Indirect method is often used to detect antibodies. 3, Competition law Competition law is a little-used ELISA detection mechanism, generally used to detect small molecule antigens. Reference source: Encyclopedia -ELISA