title: Functional role of calcium in photoreceptor cells.
mesh_terms: D000255:Adenosine Triphosphate / Q000378:metabolism; D000818:Animals; D001665:Binding Sites; D002118:Calcium / Q000378:metabolism*; D066298:In Vitro Techniques; D007425:Intracellular Membranes / Q000378:metabolism; D010786:Photoreceptor Cells / Q000378:metabolism*; D011892:Rana catesbeiana / Q000378:metabolism; D012374:Rod Cell Outer Segment / Q000378:metabolism
chemical_list: D000255:Adenosine Triphosphate; D002118:Calcium