Observation on the influence of changing photoperiod on spontaneous wheel-running activity of neonatally pinealectomized rats.
D000818:Animals; D000831:Animals, Newborn; D004971:Estrus; D005260:Female; D008027:Light; D008297:Male; D009043:Motor Activity; D010507:Periodicity; D010870:Pineal Gland / Q000502:physiology / Q000601:surgery; D011247:Pregnancy; D011830:Radiation Effects; D051381:Rats