Studies of Brunner's glands in the opossum. I. Adult morphology.
D000818:Animals; D002467:Cell Nucleus; D004386:Duodenum / Q000033:anatomy & histology / Q000166:cytology*; D004721:Endoplasmic Reticulum; D006056:Golgi Apparatus; D006651:Histocytochemistry; D007413:Intestinal Mucosa / Q000166:cytology; D008854:Microscopy, Electron; D009893:Opossums