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Vision is perhaps the most important of all our senses, and gives us an immense amount of information regarding the outside world. The initial format in which this information reaches the retina are photons; particles of energy radiation of a given wavelength emitted or reflected from our surroundings. The brain itself however, perceives information in electrical signals via action potentials and changes in electrochemical gradients. The processes involved in the transduction of photons into electrical potentials will be the focus of this article. This review article summarizes the recent advances in understanding these complex pathways and provides an overview of the main molecules involved in the neurobiology of vision.

Type

Journal article

Journal

Neurosciences (Riyadh)

Publication Date

10/2014

Volume

19

Pages

275 - 280

Keywords

Action Potentials, Animals, Calcium Signaling, Cyclic GMP, G-Protein-Coupled Receptor Kinase 1, Humans, Opsins, Photons, Protein Conformation, Recoverin, Retina, Retinal Pigments, Retinal Rod Photoreceptor Cells, Retinaldehyde, Second Messenger Systems, Vision, Ocular