title: Host defense mechanisms in the oral mucosa.
mesh_terms: D000917:Antibody Formation; D000941:Antigens; D005891:Gingivitis / Q000276:immunology; D006801:Humans; D008214:Lymphocytes / Q000276:immunology; D009061:Mouth Mucosa / Q000276:immunology*; D010510:Periodontal Diseases / Q000276:immunology
chemical_list: D000941:Antigens