recent advances in hepatitis b research include : ( 1 ) identification of the virus as a 42 nm particle ( dane particle ) containing an outer coat , the hepatitis b surface antigen , and an inner core , the hepatitis b core antigen , ( 2 ) development of specific tests to detect the hepatitis b antigens and their respective antibodies , ( 3 ) transmission of the infection to chimpanzees , ( 4 ) development of a specific hepatitis b immune serum globulin , and ( 5 ) development of an inactivated hepatitis b vaccine .
C0019163
hepatitis b
C0019168
hepatitis b surface antigen