ColorRetinal Cone Photoreceptor CellsPigment Epithelium of EyePigments, BiologicalRetinal PigmentsColor PerceptionGrowth ConesRod OpsinsColor VisionRetinal Rod Photoreceptor CellsPhotoreceptor Cells, InvertebrateColor Vision DefectsCone OpsinsRetinaPhotoreceptor CellsColor Perception TestsEye ProteinsEyeOpsinsElectroretinographyUltrasonography, Doppler, ColorPigmentationPhotoreceptor Cells, VertebrateHair ColorRetinal Degenerationcis-trans-IsomerasesDark AdaptationRetinitis PigmentosaBile PigmentsRhodopsinLightEye ColorGuanylate Cyclase-Activating ProteinsVision, OcularDrosophila ProteinsTransducinDrosophilaCyclic Nucleotide Phosphodiesterases, Type 6PupaMicrospectrophotometryChromatophoresGene Expression Regulation, DevelopmentalSkin PigmentationMelanophoresMelaninsReceptors, NotchRetinaldehydePhotic StimulationEchocardiography, Doppler, ColorMolecular Sequence DataCell CountPhenotypeSpectrophotometryLipofuscinColorimetryMicroscopy, ConfocalMicroscopy, Electron, ScanningMacula LuteaAdaptation, OcularLightingInsect ProteinsGuanylate CyclaseMutationProsthesis ColoringCarotenoidsImmunohistochemistryMacular DegenerationCone-Beam Computed TomographyXanthophyllsFundus OculiAmino Acid SequenceFeathersAnthocyaninsCell DeathChoroidFovea CentralisBase SequenceMice, Inbred C57BLContrast SensitivitySignal TransductionPhotometryLuteinRetinal DiseasesBlotting, WesternFluorescein AngiographyAxonsCell DifferentiationSerpinsSensory ThresholdsAmbystomaReceptor Protein-Tyrosine KinasesUrodelaButterfliesMelanosomesMelanocytesTranscription FactorsProto-Oncogene Proteins p21(ras)GoldfishBruch MembraneFluorescent Antibody Technique, Indirect