title: Cyclic nucleotides and retinal cones.
mesh_terms: D015106:3',5'-Cyclic-GMP Phosphodiesterases / Q000502:physiology; D000818:Animals; D000242:Cyclic AMP / Q000502:physiology*; D006152:Cyclic GMP / Q000502:physiology*; D004594:Electrophysiology; D010786:Photoreceptor Cells / Q000502:physiology*
chemical_list: D000242:Cyclic AMP; D015106:3',5'-Cyclic-GMP Phosphodiesterases; D006152:Cyclic GMP