title: Ultrastructures of G cells and the mechanism of gastrin release before and after selective vagotomy with pyloroplasty.
mesh_terms: D000328:Adult; D002838:Chromaffin System / Q000648:ultrastructure*; D004381:Duodenal Ulcer / Q000097:blood / Q000473:pathology / Q000601:surgery; D004759:Enterochromaffin Cells / Q000648:ultrastructure*; D005755:Gastrins / Q000378:metabolism*; D006801:Humans; D008875:Middle Aged; D011706:Pyloric Antrum / Q000378:metabolism / Q000601:surgery; D011708:Pylorus / Q000378:metabolism / Q000601:surgery / Q000648:ultrastructure*; D014628:Vagotomy
chemical_list: D005755:Gastrins