Results 41 to 50 of about 12,437 (221)

Adult limbal neurosphere cells: a potential autologous cell resource for retinal cell generation

open access: yes, 2014
The Corneal limbus is a readily accessible region at the front of the eye, separating the cornea and sclera. Neural colonies (neurospheres) can be generated from adult corneal limbus in vitro.
Jessica Cooke (637632)   +17 more
core   +1 more source

β-arrestin functionally regulates the non-bleaching pigment parapinopsin in lamprey pineal. [PDF]

open access: yesPLoS ONE, 2011
The light response of vertebrate visual cells is achieved by light-sensing proteins such as opsin-based pigments as well as signal transduction proteins, including visual arrestin.
Emi Kawano-Yamashita   +5 more
doaj   +1 more source

Expression of novel opsins and intrinsic light responses in the mammalian retinal ganglion cell line RGC-5. Presence of OPN5 in the rat retina. [PDF]

open access: yesPLoS ONE, 2011
The vertebrate retina is known to contain three classes of photoreceptor cells: cones and rods responsible for vision, and intrinsically photoresponsive retinal ganglion cells (RGCs) involved in diverse non-visual functions such as photic entrainment of ...
Paula S Nieto   +3 more
doaj   +1 more source

Modeling Morphogenesis of Outer Segments of Vertebrate Photoreceptor Cells [PDF]

open access: yesBiophysical Journal, 2009
The vertebrate eye contains two main types of photoreceptor cells: rods and cones. The outer segment of the rod cells are cylindrical in shape and contain 500-1000 pancake-shaped structures stacked on top of each other, ensheathed within a plasma membrane.
openaire   +1 more source

Retinal cone photoreceptors of the deer mouse Peromyscus maniculatus : development, topography, opsin expression and spectral tuning

open access: yes, 2013
A quantitative analysis of photoreceptor properties was performed in the retina of the nocturnal deer mouse, Peromyscus maniculatus, using pigmented (wildtype) and albino animals.
Glösmann Martin   +8 more
core   +1 more source

Amacrine cells differentially balance zebrafish color circuits in the central and peripheral retina

open access: yesCell Reports, 2023
Summary: The vertebrate inner retina is driven by photoreceptors whose outputs are already pre-processed; in zebrafish, outer retinal circuits split “color” from “grayscale” information across four cone-photoreceptor types.
Xinwei Wang   +4 more
doaj   +1 more source

penner/lgl2 is required for the integrity of the photoreceptor layer in the zebrafish retina

open access: yesBiology Open, 2019
The vertebrate retina is a complex tissue built from multiple neuronal cell types, which develop from a pseudostratified neuroepithelium. These cells are arranged into a highly organized and stereotypic pattern formed by nuclear and plexiform layers. The
Satu Kujawski   +2 more
doaj   +1 more source

Unidirectional photoreceptor-to-Müller glia coupling and unique K+ channel expression in Caiman retina. [PDF]

open access: yesPLoS ONE, 2014
Müller cells, the principal glial cells of the vertebrate retina, are fundamental for the maintenance and function of neuronal cells. In most vertebrates, including humans, Müller cells abundantly express Kir4.1 inwardly rectifying potassium channels ...
Astrid Zayas-Santiago   +17 more
doaj   +1 more source

Cone photoreceptors transfer damaged mitochondria to Müller glia

open access: yesCell Reports, 2023
Summary: Mitochondria are vital organelles that require sophisticated homeostatic mechanisms for maintenance. Intercellular transfer of damaged mitochondria is a recently identified strategy broadly used to improve cellular health and viability. Here, we
Rachel A. Hutto   +5 more
doaj   +1 more source

The Influence of Drosophila Spire and Myosin V During Mid‐Oogenesis Is Independent of Their Direct Interaction

open access: yesCytoskeleton, EarlyView.
ABSTRACT Cooperativity between cytoskeletal proteins is crucial for spatiotemporal coordination in biological processes, like oogenesis. In mammalian and Drosophila oogenesis, proper assembly and function of actin networks require coordination between actin assembly factors Spire and formins, as well as actin‐associated proteins like myosins and Rab ...
Joseph Y. Ong   +7 more
wiley   +1 more source

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