virus antibodies

What Is AGID Test? The agar gel immunodiffusion (AGID) test is used to detect antibodies to Type A influenza group-specific antigens, i.e., the ribonucleoprotein (RNP) and matrix (M) proteins. Therefore, this test will detect antibodies to all influenza A virus subtypes. What is gel diffusion test? In the gel double-diffusion test (Ouchterlony test), the virus-antibody