title: Pigments and signals in colour vision.
mesh_terms: D000200:Action Potentials; D000818:Animals; D003118:Color Perception; D003117:Color Vision Defects / Q000503:physiopathology; D003530:Cyprinidae; D003720:Densitometry; D005399:Fishes; D006801:Humans; D008027:Light; D008266:Macula Lutea / Q000502:physiology; D009474:Neurons / Q000502:physiology; D010786:Photoreceptor Cells / Q000502:physiology; D012160:Retina / Q000502:physiology; D012168:Retinal Pigments; D011984:Sensory Receptor Cells / Q000502:physiology; D013057:Spectrum Analysis; D009435:Synaptic Transmission; D014426:Turtles; D014795:Visual Pathways
chemical_list: D012168:Retinal Pigments