title: Changes in the mucosa of the small intestine following methotrexate administration or abdominal x-irradiation.
mesh_terms: D000818:Animals; D001345:Autoradiography; D002465:Cell Movement / Q000187:drug effects / Q000528:radiation effects; D004847:Epithelial Cells; D004848:Epithelium / Q000187:drug effects / Q000528:radiation effects; D007413:Intestinal Mucosa / Q000187:drug effects / Q000473:pathology / Q000528:radiation effects; D007421:Intestine, Small / Q000166:cytology* / Q000187:drug effects / Q000528:radiation effects; D008297:Male; D008727:Methotrexate / Q000494:pharmacology*; D008938:Mitosis / Q000187:drug effects* / Q000528:radiation effects; D012313:RNA / Q000378:metabolism; D011830:Radiation Effects; D051381:Rats; D013936:Thymidine
chemical_list: D012313:RNA; D013936:Thymidine; D008727:Methotrexate