title: Effect of progesterone on the mitotic activity of the crop-sac of female juvenile duck.
mesh_terms: D000818:Animals; D003426:Crop, Avian / Q000166:cytology* / Q000187:drug effects; D004372:Ducks / Q000502:physiology*; D005260:Female; D008938:Mitosis / Q000187:drug effects; D011374:Progesterone / Q000494:pharmacology*
chemical_list: D011374:Progesterone