title: The effect of constant light from birth on the appearance of a diurnal rhythm in serotonin content in the rat epiphysis.
mesh_terms: D000818:Animals; D002940:Circadian Rhythm; D008027:Light; D008297:Male; D010870:Pineal Gland / Q000378:metabolism*; D051381:Rats; D012701:Serotonin / Q000378:metabolism*
chemical_list: D012701:Serotonin