Secretory granules of the duodenal enterochromaffin cells of the cat.
D000818:Animals; D002415:Cats; D002838:Chromaffin System / Q000648:ultrastructure*; D004386:Duodenum / Q000648:ultrastructure*; D004759:Enterochromaffin Cells / Q000648:ultrastructure*; D002479:Inclusion Bodies / Q000648:ultrastructure; D007413:Intestinal Mucosa / Q000648:ultrastructure; D008297:Male