opsin


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Related to opsin: rhodopsin, opsonin, KIPRIS
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  • noun

Words related to opsin

retinal protein formed by the action of light on rhodopsin

References in periodicals archive ?
Genes known to encode compounds that work with opsin also turn on in the octopus skin, the experiments show.
The expression of three opsin genes from the compound eye of Helicoverpa armigera (Lepidoptera: Noctuidae) is regulated by a circadian clock, light conditions and nutritional status.
By around 30 million years ago, our ancestors had evolved four classes of opsin genes, giving them the ability to see the full-color spectrum of visible light, except for UV.
2012a,b), primers SU149a and SU306b were used to amplify a 119 bp region of the UVS/VS opsin gene (SWS1), known to encode a critical 'spectral tuning' region (Odeen and Hastad 2003).
The S opsin has 348 amino acids and has about 45% identity with X chromosome opsins.
Opsin may be acting on its own without brain signals and may be somehow connected to the chromatophores.
64) Depending on your age and nutritional profile, it can take tens of minutes for the component molecules retinal and opsin to recombine into rhodopsin to restore your night vision.
New World Monkeys (NWMs) have two opsin genes; apes and Old World Monkeys (OWMs) have three.
According to this convergence view, the ancestral animal had a number of genes, including regulatory genes and opsin genes, and that the key factor in eye development was not the presence or absence of genes, but a balance of many genes variously recruited to form the camera type eye independently in three or four distinct lineages and compound eyes in several lineages independently (Conway Morris 2003b).
The opsin genes, along with some other sensory genes, are expressed in tiny pincers wedged beneath the organism's spines and also at the tips of its tube feet.
Demonstrating surface inspection of cast film samples with new OPSIN 7500 HS line-scan camera.
9:30-9:45 AM SALAMANDER GREEN ROD/BLUE CONE OPSIN PROMOTER
By studying the genetic make-up of VA opsin, Mr Soni and Dr Foster showed that it is an ancient signalling substance that developed before the family of substances involved with vision.
The researchers verified the function of the light response pathway by mutating an opsin gene in mice called Opn4 that produces melanopsin, in essence preventing activation of the photo pigment.