title: The suprachiasmatic nucleus synchronizes growth hormone secretory rhythms with the light-dark cycle.
mesh_terms: D000818:Animals; D002940:Circadian Rhythm; D013006:Growth Hormone / Q000378:metabolism*; D007031:Hypothalamus / Q000502:physiology*; D008297:Male; D051381:Rats; D012160:Retina / Q000502:physiology; D013495:Supraoptic Nucleus / Q000502:physiology*; D014795:Visual Pathways / Q000502:physiology
chemical_list: D013006:Growth Hormone