title: Alteration of ethanol preference in hamsters: effects of photoperiod and 5-hydroxytryptophan.
mesh_terms: D006916:5-Hydroxytryptophan / Q000494:pharmacology*; D000428:Alcohol Drinking / Q000187:drug effects*; D000818:Animals; D001835:Body Weight; D001921:Brain / Q000502:physiology; D001923:Brain Chemistry; D006224:Cricetinae; D000431:Ethanol / Q000378:metabolism; D008027:Light; D008297:Male; D008647:Mesocricetus; D012701:Serotonin / Q000502:physiology; D013997:Time Factors
chemical_list: D012701:Serotonin; D000431:Ethanol; D006916:5-Hydroxytryptophan