rhodopsin

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Experiments were conducted on dark-adapted rhodopsin, the photo-intermediates metarhodopsin I / II / III, and opsin.

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Definitions (4)

Toggle American Heritage definitions American Heritage Dictionary (1)

  1. noun The pigment sensitive to red light in the retinal rods of the eyes, consisting of opsin and retinene. Also called visual purple.

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Toggle GNU Webster definitions GNU Webster's 1913 (1)

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Examples (26)

  • Bilberry extract has also been shown to hasten the regeneration of rhodopsin. (rhodopsin is a light-sensitive pigment found in the rods of the retina).
  • The molecular partners for various tetraspanins include proteoglycans, integrins, growth factor receptors, members of the immunoglobulin superfamily, complement-regulatory proteins, uroplakins, rhodopsin, and others —  PLoS ONE Alerts: New Articles
  • Our visual pigment, rhodopsin, exhibits little thermal noise, and the minimum detectable signal after dark adaptation is about 100 to 150 photons at the pupil or about 10 to 15 photons at the retina.
  • The sensitivity of rhodopsin to the lipid matrix has been explained by the hydrophobic matching theory, which predicts that lipid bilayers adjust elastically to the hydrophobic length of transmembrane helices. —  CiteULike: Everyone's library
  • Purified bovine rhodopsin was reconstituted into a series of mono-unsaturated phosphatidylcholines with 1420 carbons per hydrocarbon chain. —  CiteULike: Everyone's library
 

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Etymologies (2)

Toggle American Heritage etymologies American Heritage Dictionary (1)

  1. rhod(o)- + Greek opsis, sight; see -opsis + -in.

Toggle Century etymologies Century Dictionary (1)

  1. from Greek ῤόδον, rose, + όψις, view, + -in.
 

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/rəˈdɑpsɪn/
by American Heritage

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