title: Alterations of the mitotic index of C cells and follicular cells of the rat thyroid during the circadian rhythm and after exposure to cold.
mesh_terms: D000818:Animals; D001833:Body Temperature Regulation; D002940:Circadian Rhythm / Q000187:drug effects*; D003078:Colchicine / Q000494:pharmacology; D003080:Cold Temperature; D008938:Mitosis / Q000187:drug effects*; D051381:Rats; D013961:Thyroid Gland / Q000166:cytology* / Q000187:drug effects; D013997:Time Factors
chemical_list: D003078:Colchicine