title: Effect of continuous darkness on diurnal rhythm in glycogen content in pineal cells of the mouse: a semiquantitative histochemical study.
mesh_terms: D000818:Animals; D002940:Circadian Rhythm; D003624:Darkness; D006003:Glycogen / Q000032:analysis*; D006651:Histocytochemistry; D008027:Light; D008297:Male; D051379:Mice / Q000378:metabolism; D010870:Pineal Gland / Q000378:metabolism* / Q000502:physiology
chemical_list: D006003:Glycogen