title: Innate immunity.
mesh_terms: D000818:Animals; D001634:Bibliographies as Topic; D002448:Cell Adhesion / Q000276:immunology; D003602:Cytotoxicity, Immunologic; D006801:Humans; D007113:Immunity, Innate; D007962:Leukocytes / Q000502:physiology; D008264:Macrophages / Q000502:physiology