title: Failure to demonstrate circulating interferon during incubation period and acute stage of transfusion-associated hepatitis.
mesh_terms: D000208:Acute Disease; D001681:Biological Assay; D002908:Chronic Disease; D003168:Complement Fixation Tests; D006509:Hepatitis B / Q000097:blood* / Q000150:complications / Q000276:immunology / Q000382:microbiology; D006511:Hepatitis B Antigens / Q000302:isolation & purification; D006515:Hepatitis B virus / Q000302:isolation & purification*; D006801:Humans; D007372:Interferons / Q000032:analysis*
chemical_list: D006511:Hepatitis B Antigens; D007372:Interferons