[Mucosal immune system].
D003165:Complement System Proteins / Q000502:physiology; D006801:Humans; D007136:Immunoglobulins / Q000502:physiology*; D007413:Intestinal Mucosa / Q000276:immunology*; D008221:Lymphoid Tissue / Q000276:immunology*; D010581:Peyer's Patches / Q000276:immunology*
D007136:Immunoglobulins; D003165:Complement System Proteins