title: Non-random distribution of lymphoid cells within the follicle-associated epithelium is caused by lymphoid cells associated with M cells.
mesh_terms: D000818:Animals; D004847:Epithelial Cells; D008214:Lymphocytes / Q000166:cytology*; D008297:Male; D051379:Mice; D010581:Peyer's Patches / Q000166:cytology*