title: The molecular basis of visual excitation.
mesh_terms: D001671:Biochemistry / Q000266:history; D003117:Color Vision Defects / Q000151:congenital; D004596:Electroretinography; D049673:History, 20th Century; D006801:Humans; D008027:Light; D008266:Macula Lutea; D008967:Molecular Biology; D009154:Mutation; D009613:Nobel Prize; D011830:Radiation Effects; D011854:Radiochemistry; D012160:Retina / Q000502:physiology; D012168:Retinal Pigments / Q000528:radiation effects; D013053:Spectrophotometry; D013237:Stereoisomerism; D014785:Vision, Ocular; D014801:Vitamin A
chemical_list: D012168:Retinal Pigments; D014801:Vitamin A