Photoreceptor CellsPhotoreceptor Cells, VertebratePhotoreceptor Cells, InvertebrateVertebratesRetinal Cone Photoreceptor CellsRetinal DegenerationRetinaEye ProteinsRhodopsinRod OpsinsLightRetinal Rod Photoreceptor CellsRod Cell Outer SegmentElectroretinographyRetinal Photoreceptor Cell Outer SegmentVision, OcularLight Signal TransductionDark AdaptationRetinitis PigmentosaRetinal PigmentsEyeOpsinsMolecular Sequence DataArrestinPhotoreceptor Connecting CiliumTransducinAmino Acid SequenceDrosophila ProteinsZebrafishPigment Epithelium of EyeRadiation Injuries, ExperimentalCyclic Nucleotide Phosphodiesterases, Type 6Animals, Genetically ModifiedFluorescent Antibody Technique, IndirectDrosophilaRecoverinGene Expression Regulation, DevelopmentalMutationAdaptation, OcularRetinal Pigment EpitheliumRetinal DetachmentPhotoreceptors, PlantIn Situ HybridizationBase SequenceDarknessDrosophila melanogasterRats, Mutant StrainsHippocalcinPineal GlandSignal TransductionNerve Tissue ProteinsMice, Inbred C57BLHorseshoe CrabsSequence Homology, Amino AcidRetinal DiseasesMice, KnockoutG-Protein-Coupled Receptor Kinase 1Zebrafish Proteins3',5'-Cyclic-GMP PhosphodiesterasesCompound Eye, ArthropodIn Situ Nick-End LabelingPeripherinsRNA, MessengerImmunohistochemistryGuanylate Cyclase-Activating Proteinscis-trans-IsomerasesOcular Physiological PhenomenaRetinaldehydeBlotting, WesternRetinal Bipolar CellsCone OpsinsCloning, MolecularPhotoreceptors, MicrobialEmbryo, NonmammalianMembrane ProteinsHomeodomain ProteinsMice, TransgenicChordata, NonvertebrateCattleModels, BiologicalRetinal NeuronsCell DifferentiationMice, Mutant StrainsEvolution, MolecularGene ExpressionGTP-Binding Protein RegulatorsSequence AlignmentReverse Transcriptase Polymerase Chain ReactionPhenotypeLarvaApoptosisGenes, InsectCircadian RhythmPhotic StimulationTranscription FactorsMicroscopy, ConfocalRetinal Photoreceptor Cell Inner SegmentDisease Models, AnimalGene Expression RegulationMicrospectrophotometry