title: Light-dark rhythms and drinking behavior in the rat.
mesh_terms: D000818:Animals; D002940:Circadian Rhythm; D003624:Darkness; D004327:Drinking Behavior; D006982:Hypertonic Solutions; D008029:Lighting; D008297:Male; D051381:Rats; D012083:Renin / Q000494:pharmacology; D012439:Saccharin; D012965:Sodium Chloride / Q000494:pharmacology; D014867:Water
chemical_list: D006982:Hypertonic Solutions; D014867:Water; D012965:Sodium Chloride; D012083:Renin; D012439:Saccharin