opsin gene
Visual sensitivities tuned by heterochronic shifts in opsin gene expression
... of opsin gene expression in Lake Malawi cichlids showed two different patterns, both of which differ from that seen in ...SWS1 gene is turned on in larvae and although it decreases somewhat, it is ...
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Intra retinal variation of opsin gene expression in the guppy (Poecilia reticulata)
... of opsin gene duplication and divergence in the evolution of colour-based mate choice, we used in situ hybridization to determine where the guppy’s nine cone opsins are expressed in the ...
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Individual variation in rod absorbance spectra correlated with opsin gene polymorphism in sand goby (Pomatoschistus minutus)
... protein, opsin, and a critical functional property of the organism, ...rod opsin gene is extraordinarily directly ‘targeted’ by natural selection acting on ...
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Beauty in the eye of the beholder: the two blue opsins of lycaenid butterflies and the opsin gene driven evolution of sexually dimorphic eyes
... LW opsin genes, which were present in the ancestor of all lepidopterans (Briscoe et ...eye opsin gene have occurred (Briscoe, 1998; Kitamoto et ...blue opsin gene has been reported ...
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Spectral sensitivity in Onychophora (velvet worms) revealed by electroretinograms, phototactic behaviour and opsin gene expression
... behaviour, opsin gene expression and the spectral sensitivity of the eyes in two representative species of Onychophora: Euperipatoides rowelli (Peripatopsidae) and Principapillatus hitoyensis ...of ...
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Ontogenetic changes in photoreceptor opsin gene expression in coho salmon (Oncorhynchus kisutch, Walbaum)
... 10 pmol of each primer, 2 μ l of cDNA diluted 20-fold, and 1.0 U Platinum Taq DNA polymerase (Invitrogen). DNA amplification was carried out using an MX4000 real-time quantitative PCR system (Stratagene). The thermocycle ...
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Definition of cis-acting elements regulating expression of the Drosophila melanogaster ninaE opsin gene by oligonucleotide-directed mutagenesis.
... The high average levels of expression of lines containing mutations 1, 5 and 14 appear to result from one transformant line in each case having an unusually high level of express[r] ...
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Analysis of the promoter of the Rh2 opsin gene in Drosophila melanogaster.
... We have performed a preliminary analysis of the cis-acting sequences involved in the regulation of the Rh2 gene. We have succeeded in transferring the normal tissue-sp[r] ...
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Analysis of the Promoter of the ninaE Opsin Gene in Drosophila melanogaster
... Body extracts of these two lines (lanes 6 and 8) show no detectable CAT activity. Therefore, the sequences from -501 to -219 can function as an enhancer element when placed[r] ...
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Noninvasive gene delivery to foveal cones for vision restoration
... restricted gene expression in cones applicable in the clinic, we focused on promoters that have previously been validated in either nonhuman primate (NHP) (18) or human tissue ...red opsin gene ...
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Phylogenetic Utility of Two New Nuclear Genes, Opsin and CAD, within the stiletto flies (Diptera: Therevidae)
... insect opsin sequences have been characterized in six insect orders: Diptera, Hymenoptera, Lepidoptera, Orthoptera, Mantodea, and ...dipteran opsin sequences and also adding several newly characterized ...
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The lycaenid butterfly Polyommatus icarus uses a duplicated blue opsin to see green
... LW opsin gene tree was reconstructed using the first and second nucleotide positions (742 ...B opsin gene tree was reconstructed using all nucleotide positions (1055 ...
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Encephalic photoreception and phototactic response in the troglobiont Somalian blind cavefish Phreatichthys andruzzii
... (Invitrogen). Opsin gene sequences were amplified by PCR using Taq DNA Polymerase (Invitrogen) with primers designed by Primer3 software (Rozen and Skaletsky, 2000) against orthologous Danio rerio sequences ...
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Short term colour vision plasticity on the reef: changes in opsin expression under varying light conditions differ between ecologically distinct fish species
... damselfish, UV-sensitive (SWS1) and violet-sensitive (SWS2B) single cone opsins appeared most susceptible to changes in light conditions. Similarly, but to a lesser extent, blue-sensitive single cone opsins (SWS2A α ...
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Adaptations to an extreme environment: retinal organisation and spectral properties of photoreceptors in Antarctic notothenioid fish
... The coding sequence for the Rh2 opsin gene was initially amplified from D. mawsoni retinal cDNA using degenerate primers Green1F and Green596R (Table·1). From this 600·bp fragment, 3 ′ RACE and genomic ...
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Phototransduction and clock gene expression in the troglobiont beetle Ptomaphagus hirtus of Mammoth cave
... patches were derived by gradual reduction of the compound eye. Preliminary histological analyses of the presumed lateral eyes reveal the presence of a defined, densely clustered cell population underneath a cuticular ...
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Genetic diversity of color phenotypes in the koi (Cyprinus carpio L ) as identified by molecular markers
... 0.05), in comparison to a Fst value of 0.342 (34%, P < 0.01), when the common carp was included. When this test was applied to the RAPD data, based on the genetic polymorphism obtained from the opa-3 and opa-9 prim- ...
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The opsin repertoire of Jenynsia onca: a new perspective on gene duplication and divergence in livebearers
... of opsin gene duplication and diver- gence found throughout ...available opsin repertoire is used by each particular species to tune sensitivity in a hab- itat dependent way ...the opsin ...
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Reconstructing the ancestral butterfly eye: focus on the opsins
... between opsin protein sequences between butterfly families and the spectral range of ...of opsin gene sequences, overlaid with a character map of opsin expression patterns, I propose a novel ...
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Circadian rhythms of behavioral cone sensitivity and long wavelength opsin mRNA expression: a correlation study in zebrafish
... 1986), opsin expression (Korenbrot and Fernald, 1989; Pierce et ...rod opsin mRNA fluctuates between the day and night; it is high in the day and low at ...cone opsin varies diurnally; it is high in ...
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