[Common oral bacteria as the causative agent in periodontal diseases--immunological studies].
D000190:Actinomyces / Q000276:immunology*; D000818:Animals; D000917:Antibody Formation; D003773:Dental Plaque / Q000382:microbiology; D005673:Fusobacterium / Q000276:immunology*; D006801:Humans; D007111:Immunity, Cellular; D008214:Lymphocytes / Q000276:immunology; D051379:Mice; D010510:Periodontal Diseases / Q000276:immunology / Q000382:microbiology*