We reviewed all colonoscopic procedures performed in the endoscopy center of Ajou University Hospital, which is a 1000-bed teaching hospital, between 1 January 2005 and 31 December 2005.

No villi were seen (Fig. 2). In contrast, nodules in the terminal ileum associated with lymphoid hyperplasia have normal villi on the mucosal surface as shown in the upper left panel. Biopsies ...

Pregnancy success is orchestrated by the complex balance between the maternal and fetal immune systems. Herein, we summarize the potential role of innate lymphoid cells (ILCs) in the maternal and ...

Tertiary lymphoid organs (TLOs) form in territorialized niches of peripheral tissues characterized by the presence of antigens; however, little is known about mechanism(s) of antigen handling by ...