Circadian variation in cell size and mitotic index in tissues having a relatively low proliferation rate in both normal and hypophysectomized rats.
D000818:Animals; D002467:Cell Nucleus / Q000648:ultrastructure; D002940:Circadian Rhythm; D007016:Hypophysectomy; D007765:Lacrimal Apparatus / Q000166:cytology; D008099:Liver / Q000166:cytology / Q000648:ultrastructure; D008297:Male; D008938:Mitosis; D010306:Parotid Gland / Q000166:cytology; D010902:Pituitary Gland / Q000502:physiology*; D051381:Rats; D013363:Submandibular Gland / Q000166:cytology