title: Colonic mucosal lymphoid hyperplasia and apthoid ulcers in Crohn's disease.
authors.forename: A J
authors.initials: AJ
authors.lastname: Marcus
mesh_terms: D000818:Animals; D002351:Carrageenan / Q000633:toxicity*; D003108:Colonic Diseases / Q000139:chemically induced*; D003424:Crohn Disease / Q000139:chemically induced; D006168:Guinea Pigs; D006965:Hyperplasia / Q000139:chemically induced; D008221:Lymphoid Tissue / Q000473:pathology*; D014456:Ulcer / Q000139:chemically induced*
chemical_list: D002351:Carrageenan