title: Visual transduction in vertebrate rods and cones: a tale of two transmitters, calcium and cyclic GMP.
mesh_terms: D000818:Animals; D002118:Calcium / Q000502:physiology*; D006152:Cyclic GMP / Q000502:physiology*; D007473:Ion Channels; D008027:Light; D008564:Membrane Potentials; D018377:Neurotransmitter Agents / Q000502:physiology; D010786:Photoreceptor Cells / Q000502:physiology*; D011898:Ranidae; D051381:Rats; D009435:Synaptic Transmission; D014562:Caudata
chemical_list: D007473:Ion Channels; D018377:Neurotransmitter Agents; D006152:Cyclic GMP; D002118:Calcium