Mucosal immune interactions in intestine, respiratory tract and mammary gland.
D000818:Animals; D007111:Immunity, Cellular; D007071:Immunoglobulin A, Secretory / Q000096:biosynthesis; D007422:Intestines / Q000276:immunology*; D008221:Lymphoid Tissue / Q000276:immunology; D008321:Mammary Glands, Animal / Q000276:immunology*; D009092:Mucous Membrane / Q000276:immunology; D012137:Respiratory System / Q000276:immunology*
D007071:Immunoglobulin A, Secretory