title: Purified and inactivated human hepatitis B vaccine: progress report.
abstract: Developments leading to the preparation and testing for safety and potency of a highly purified inactivated preparation of hepatitis B surface antigen are descirbed. Protective efficacy studies in chimps of a lot of the inactivated hepatitis B vaccine are currently and suitable for clinical trials in man.
mesh_terms: D000818:Animals; D000917:Antibody Formation; D000882:Haplorhini; D006510:Hepatitis B Antibodies; D006514:Hepatitis B Surface Antigens; D006801:Humans; D002679:Pan troglodytes; D014613:Vaccines, Attenuated; D014765:Viral Vaccines
chemical_list: D006510:Hepatitis B Antibodies; D006514:Hepatitis B Surface Antigens; D014613:Vaccines, Attenuated; D014765:Viral Vaccines