title: A radioimmunoassay for hepatitis A antigen and antibody.
abstract: The HAVAB radioimmunoassay for the detection of antibody to hepatitis A is assessed. Its modification to detect virus in faecal samples is described and in this it was found to be more sensitive and specific than electron microscopy.
mesh_terms: D000818:Animals; D000914:Antibodies, Viral / Q000032:analysis*; D000918:Antibody Specificity; D000956:Antigens, Viral / Q000032:analysis*; D005243:Feces / Q000032:analysis / Q000382:microbiology; D006506:Hepatitis A / Q000175:diagnosis; D006507:Hepatovirus / Q000276:immunology*; D006801:Humans; D008854:Microscopy, Electron; D002679:Pan troglodytes; D011863:Radioimmunoassay
chemical_list: D000914:Antibodies, Viral; D000956:Antigens, Viral