title: Detection of hepatitis A viral antigen by radioimmunoassay.
mesh_terms: D000818:Animals; D000956:Antigens, Viral / Q000302:isolation & purification*; D002143:Callitrichinae; D002500:Centrifugation, Isopycnic; D000939:Epitopes; D005243:Feces / Q000382:microbiology; D000882:Haplorhini; D006511:Hepatitis B Antigens / Q000302:isolation & purification; D006507:Hepatovirus / Q000276:immunology / Q000302:isolation & purification*; D006801:Humans; D008099:Liver / Q000382:microbiology; D008854:Microscopy, Electron; D011863:Radioimmunoassay / Q000379:methods
chemical_list: D000956:Antigens, Viral; D000939:Epitopes; D006511:Hepatitis B Antigens