title: The photoperiodic response in Syrian hamster depends upon a melatonin-driven circadian rhythm of sensitivity to melatonin.
authors.forename: A
authors.initials: A
authors.lastname: Loudon
mesh_terms: D000818:Animals; D002940:Circadian Rhythm / Q000187:drug effects*; D006224:Cricetinae; D008297:Male; D008550:Melatonin / Q000494:pharmacology*; D008647:Mesocricetus; D017440:Photoperiod; D015398:Signal Transduction
chemical_list: D008550:Melatonin