SDC1 and teratoma: B cells and CD138+ cells found in CNS (160, 162, 240, 241); Peripheral blood SLPBs increased in one patient (239); GC-like structures, SLPBs and CD20- CD138+ LLPCs found in teratomas, and teratoma lymphocytes produce NMDAR Ab (153, 242); NMDAR-specific SLPBs or LLPCs found in CSF (241, 243)