Expression of circadian rhythmicity in Djungarian hamsters under constant light: effects of light intensity and the circadian system's state.

doi:10.1007/BF00215865

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Article

Expression of circadian rhythmicity in Djungarian hamsters under constant light: effects of light intensity and the circadian system's state.

Journal of comparative physiology. A, Sensory, neural, and behavioral physiology - 1 Aug 1991

Puchalski W, Lynch G R

Abstract excerpt

Djungarian hamsters (Phodopus sungorus), were exposed to constant light with increasing intensities (20, 60, 350 lux), and wheel running activity was recorded. With increasing light intensity the percentage of hamsters showing a split in their daily activity pattern increased and the free running...

Topics

Animals
Circadian Rhythm
Cricetinae
Light
Motor Activity
Phenotype
Time Factors

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