Brain photoreceptors for the photo-induced testicular response in birds.
D000818:Animals; D001717:Birds / Q000502:physiology*; D001921:Brain / Q000502:physiology*; D004594:Electrophysiology; D007031:Hypothalamus / Q000502:physiology / Q000528:radiation effects; D007033:Hypothalamus, Middle / Q000502:physiology; D008027:Light; D008297:Male; D009830:Olfactory Bulb / Q000502:physiology; D009900:Optic Nerve / Q000502:physiology; D010507:Periodicity; D010786:Photoreceptor Cells / Q000502:physiology*; D010870:Pineal Gland / Q000502:physiology; D012160:Retina / Q000502:physiology; D013737:Testis / Q000254:growth & development* / Q000528:radiation effects