title: Orientation of retinal rod photoreceptor membranes in the intact eye using x-ray diffraction.
mesh_terms: D000818:Animals; D001001:Anura / Q000502:physiology*; D008566:Membranes / Q000648:ultrastructure; D010786:Photoreceptor Cells / Q000502:physiology* / Q000648:ultrastructure; D014961:X-Ray Diffraction