Hiyama S, Iijima H, Kawai S, Mukai A, Shiraishi , Iwatani S, Yamaguchi , Araki M, Hayashi Y, Shinzaki S, Mizushima , Tsujii M, Takehara T
BACKGROUND/AIMS: Peyer's patches (PPs) are aggregates of lymphoid follicles that are mainly located in the distal ileum; they play a major role in mucosal immunity. We recently reported that patients...