Vol. 25 (1-2) 2004 Neuro endocrinology letters

Spontaneous ovarian adenocarcinoma in the domestic turkey breeder hen (Meleagris gallopavo): effects of photoperiod and melatonin.

OBJECTIVES: The effect of photoperiod or melatonin treatments on ovarian adenocarcinoma in turkey breeder hens (Meleagris gallopavo) was investigated to evaluate the usefulness of this animal as a model for studying ovarian cancer.

METHODS: In Experiment 1, photoperiod effects were tested by exposing turkeys with.....