title: Vitamin A and the role of the pigment epithelium during bleaching and regeneration of rhodopsin in the frog eye.
mesh_terms: D000221:Adaptation, Ocular; D000818:Animals; D003623:Dark Adaptation; D007536:Isomerism; D010786:Photoreceptor Cells / Q000378:metabolism; D010857:Pigment Epithelium of Eye / Q000378:metabolism / Q000502:physiology*; D011892:Rana catesbeiana; D011894:Rana pipiens; D012168:Retinal Pigments / Q000502:physiology*; D012172:Retinaldehyde / Q000032:analysis; D012243:Rhodopsin / Q000378:metabolism / Q000502:physiology*; D014801:Vitamin A / Q000032:analysis / Q000502:physiology*
chemical_list: D012168:Retinal Pigments; D014801:Vitamin A; D012243:Rhodopsin; D012172:Retinaldehyde