Scanning electron microscopic observation on the luminal surface of the intestine in lamprey (Lampetra japonica) during upstream migration.
D000818:Animals; D002923:Cilia / Q000648:ultrastructure; D005260:Female; D005399:Fishes / Q000033:anatomy & histology*; D007413:Intestinal Mucosa / Q000648:ultrastructure*; D007422:Intestines / Q000033:anatomy & histology*; D007798:Lampreys / Q000033:anatomy & histology*; D008297:Male; D008855:Microscopy, Electron, Scanning; D008871:Microvilli / Q000648:ultrastructure