Effect of surgical or photoperiodic castration, testosterone replacement or pinealectomy on male hamster running rhythmicity.
D000818:Animals; D001766:Blindness / Q000523:psychology; D002369:Castration; D002940:Circadian Rhythm; D006224:Cricetinae; D008027:Light; D008297:Male; D008647:Mesocricetus; D009043:Motor Activity / Q000502:physiology*; D010870:Pineal Gland / Q000502:physiology*; D012420:Running; D013739:Testosterone / Q000502:physiology*
D013739:Testosterone