title: The effects of light reception on circulating estrogen levels in female goldfish, Carassius auratus: importance of retinal pathways versus the pineal.
mesh_terms: D000818:Animals; D003530:Cyprinidae / Q000378:metabolism*; D003624:Darkness; D004967:Estrogens / Q000097:blood*; D005260:Female; D006054:Goldfish / Q000378:metabolism*; D008027:Light; D009900:Optic Nerve / Q000502:physiology; D010870:Pineal Gland / Q000502:physiology*; D012160:Retina / Q000502:physiology; D012621:Seasons; D014795:Visual Pathways / Q000502:physiology*
chemical_list: D004967:Estrogens