Retinal Rod Photoreceptor CellsPhotoreceptor CellsRod Cell Outer SegmentRhodopsinTransducinPhotoreceptor Cells, VertebrateRetinal Cone Photoreceptor CellsRetinaAugenproteineRetinadegenerationRod OpsinsLightPhotoreceptor Cells, InvertebrateArrestinG-Protein-Coupled Receptor Kinase 13',5'-Cyclic-GMP PhosphodiesterasesRinderVision, OcularElektroretinographieRetinapigmenteCyclic Nucleotide Phosphodiesterases, Type 6Dark AdaptationAmbystomaRecoverinRetinitis pigmentosaLight Signal TransductionBufo marinusGuanosinmonophosphat, cyclischesRetinale BipolarzellenDarknessCyclic Nucleotide-Gated Cation Channels