CIRCADIAN RHYTHM IN RAT PINEAL SEROTONIN AND ITS MODIFICATIONS BY ESTROUS CYCLE AND PHOTOPERIOD.
D000818:Animals; D002940:Circadian Rhythm; D030762:Estrous Cycle; D004971:Estrus; D005260:Female; D010507:Periodicity; D017440:Photoperiod; D010827:Physiology; D010870:Pineal Gland; D051381:Rats; D012106:Research; D012701:Serotonin; D013053:Spectrophotometry
D012701:Serotonin
ESTRUS; EXPERIMENTAL LAB STUDY; PERIODICITY; PHYSIOLOGY; PINEAL BODY; RATS; SEROTONIN; SPECTROPHOTOMETRY