title: Variations in crypt cell cycle time.
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000494:pharmacology*; D000818:Animals; D002453:Cell Cycle / Q000187:drug effects; D007413:Intestinal Mucosa / Q000166:cytology; D007583:Jejunum / Q000166:cytology*; D051381:Rats
chemical_list: D000319:Adrenergic beta-Antagonists