title: Defective antimicrobial functions of oral secretions in the elderly.
mesh_terms: D000328:Adult; D000368:Aged; D000375:Aging; D006801:Humans; D007071:Immunoglobulin A, Secretory / Q000378:metabolism; D007074:Immunoglobulin G / Q000378:metabolism; D008264:Macrophages / Q000276:immunology; D009055:Mouth / Q000276:immunology / Q000382:microbiology; D009895:Opsonin Proteins; D010587:Phagocytosis; D012463:Saliva / Q000276:immunology*
chemical_list: D007071:Immunoglobulin A, Secretory; D007074:Immunoglobulin G; D009895:Opsonin Proteins