Campyobacter jejuni Immune response Ganglioside mimicry Antibody production Outer membrane 人 Crossreactive antibodies Ceramide Plasma Axolemma cells Peripheral nerve AMAN AIDP Complement AntiGM1 or Membrane Unknown antiGD1a attack complex target of crossreactive antibody antibody Node of Ranvier Mecrophage Schwann cell --2.2。-。--21