The number of villi in rat's jejunum and ileum: effect of normal growth, partial enterectomy, and tube feeding.
D000818:Animals; D001835:Body Weight; D004750:Enteral Nutrition; D007082:Ileum / Q000033:anatomy & histology*; D007413:Intestinal Mucosa / Q000033:anatomy & histology* / Q000254:growth & development*; D007583:Jejunum / Q000033:anatomy & histology* / Q000601:surgery; D008297:Male; D051381:Rats