Results 71 to 80 of about 41,721 (227)

Gastritis and age‐related macular degeneration: Potential roles of metabolomic dysregulation and photoreceptor alterations

open access: yesVIEW, EarlyView.
Abstract Age‐related macular degeneration (AMD) is a degenerative retinal disorder and a leading cause of global visual impairment, yet effective treatments remain limited. While gastritis is a prevalent clinical condition among older populations and has been associated with adverse effects on the central nervous system, its potential association with ...
Jingxin Zhou   +5 more
wiley   +1 more source

Localization and dimer stability of a newly identified microbial rhodopsin from a polar, non-motile green algae

open access: yesBMC Research Notes, 2018
Objective The eukaryotic plasma membrane localized light-gated proton-pumping rhodopsins possesses great optogenetic applications for repolarization (silencing) of the neuronal activity simply by light illumination.
Peeyush Ranjan, Suneel Kateriya
doaj   +1 more source

A versatile on‐axis visualization system for the macromolecular crystallography beamline BM07 at the ESRF

open access: yesJournal of Synchrotron Radiation, EarlyView.
A compact on‐axis microscope installed on the endstation of the macromolecular crystallography beamline BM07 at the ESRF is described. The system combines dual‐magnification on‐axis sample visualization with on‐axis laser injection and fluorescence measurements in back‐scattering geometry.
Alexandre Appolaire   +6 more
wiley   +1 more source

Extraocular Photoreception in Optic Lobes, Suckers, and Skin of Octopus vulgaris

open access: yesIntegrative Zoology, EarlyView.
Evidence of extra‐ocular photoreception in Octopus vulgaris (a) Diagram of the O. vulgaris different tissues considered: SPB, sucker proximal big; SPL, sucker proximal large; SM, sucker medium; SD, sucker distal; SK, skin; OL, optic lobes; RT, retina; (b‐d) Gene expression analysis of Ov‐GRK1 (red), Ov‐retinochrome (green), Ov‐rhodopsin (blue) mRNA ...
Valeria Maselli   +7 more
wiley   +1 more source

The Evolution of Male Weapons Is Associated with the Type of Breeding Site in a Clade of Neotropical Frogs

open access: yesIntegrative Zoology, EarlyView.
Male weaponry evolution is often linked to male–male competition, but its relationship with breeding site type remains unclear. Using Leptodactylinae frogs, we found a macroevolutionary correlation between breeding site type and weapon evolution. Also, gains and losses of weapons occurred more frequently in exposed‐breeding sites, an unexpected finding.
Erika M. Santana   +3 more
wiley   +1 more source

Dorsal Crypsis and Chemical Defense Jointly Shape Brain Size in Toads

open access: yesIntegrative Zoology, EarlyView.
We found that total brain size and dorsal crypsis under both ultraviolet‐sensitive (UVS) and violet‐sensitive (VS) tetrachromatic bird visual models were negatively associated across eight species of toads. Our findings suggest that when species reduce predation risk by evolving increased dorsal crypsis, they may exhibit decreased brain size due to ...
Hong Wu   +6 more
wiley   +1 more source

Human Rhodopsin: A Fresh View [PDF]

open access: yes, 2014
This work examines the microsecond and millisecond photochemistry of human rhodopsin. There have been significant advances in the mechanistic and structural understanding of bovine rhodopsin over the last two decades that have not been applied to human ...
Williams, Owen
core  

Rhodopsin expression in mice with various numbers of rhodopsin genes.

open access: yes, 2013
(A) Northern blot analysis of rhodopsin mRNA from various mouse lines. Copy numbers of wild type rhodopsin and P23H-rhodopsin genes are indicated below each lane, where mRho 0 is mRho−/−, mRho 1 is mRho+/−, mRho 2 is mRho+/+, and mRho 0 NHRE 2 is mRho ...
Ramon Roman-Sanchez (297765)   +6 more
core   +1 more source

Recombination between rhodopsin and locus D3S47 (C17) in rhodopsin retinitis pigmentosa families

open access: yes, 1992
Autosomal dominant retinitis pigmentosa (adRP) has shown linkage to the chromosome 3q marker C17 (D3S47) in two large adRP pedigrees known as TCDM1 and adRP3.
Bird AC   +11 more
core   +3 more sources

The potential for biased signalling in the P2Y receptor family of GPCRs

open access: yesBritish Journal of Pharmacology, EarlyView.
The purinergic receptor family is primarily activated by nucleotides, and contains members of both the G protein coupled‐receptor (GPCR) superfamily (P1 and P2Y) and ligand‐gated ion channels (P2X). The P2Y receptors are widely expressed in the human body, and given the ubiquitous nature of nucleotides, purinergic signalling is involved with a plethora
Claudia M. Sisk   +2 more
wiley   +1 more source

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