Results 21 to 30 of about 20,821 (225)

LKB1 coordinates neurite remodeling to drive synapse layer emergence in the outer retina

open access: yeseLife, 2020
Structural changes in pre and postsynaptic neurons that accompany synapse formation often temporally and spatially overlap. Thus, it has been difficult to resolve which processes drive patterned connectivity.
Courtney A Burger   +8 more
doaj   +1 more source

Rod photoreceptor ribbon synapses in DBA/2J mice show progressive age-related structural changes. [PDF]

open access: yesPLoS ONE, 2012
The DBA/2J mouse is a commonly used animal model in glaucoma research. The eyes of DBA/2J mice show severe age-related changes that finally lead to the degeneration of retinal ganglion cells and the optic nerve.
Michaela Fuchs   +6 more
doaj   +1 more source

Encoding Light Intensity by the Cone Photoreceptor Synapse [PDF]

open access: yesNeuron, 2005
How cone synapses encode light intensity determines the precision of information transmission at the first synapse on the visual pathway. Although it is known that cone photoreceptors hyperpolarize to light over 4-5 log units of intensity, the relationship between light intensity and transmitter release at the cone synapse has not been determined. Here,
Sue-Yeon, Choi   +6 more
openaire   +3 more sources

A positive feedback synapse from retinal horizontal cells to cone photoreceptors. [PDF]

open access: yesPLoS Biology, 2011
Cone photoreceptors and horizontal cells (HCs) have a reciprocal synapse that underlies lateral inhibition and establishes the antagonistic center-surround organization of the visual system.
Skyler L Jackman   +4 more
doaj   +1 more source

Endophilin-B regulates autophagy during synapse development and neurodegeneration

open access: yesNeurobiology of Disease, 2022
Synapses are critical for neuronal communication and brain function. To maintain neuronal homeostasis, synapses rely on autophagy. Autophagic alterations cause neurodegeneration and synaptic dysfunction is a feature in neurodegenerative diseases.
Sergio Hernandez-Diaz   +7 more
doaj   +1 more source

Neural superposition and oscillations in the eye of the blowfly [PDF]

open access: yes, 1987
Neural superposition in the eye of the blowfly Calliphora erythrocephala was investigated by stimulating single photoreceptors using corneal neutralization through water immersion.
D Burkhardt   +18 more
core   +2 more sources

Presynaptic [Ca2+] and GCAPs: aspects on the structure and function of photoreceptor ribbon synapses

open access: yesFrontiers in Molecular Neuroscience, 2014
Changes in intracellular calcium ions [Ca2+] play important roles in photoreceptor signalling. Consequently, intracellular [Ca2+] levels need to be tightly controlled.
Frank eSchmitz
doaj   +1 more source

Cis-regulatory basis of sister cell type divergence in the vertebrate retina [PDF]

open access: yes, 2019
Multicellular organisms evolved via repeated functional divergence of transcriptionally related sister cell types, but the mechanisms underlying sister cell type divergence are not well understood.
Corbo, Joseph C   +4 more
core   +3 more sources

All oxide based flexible multi-folded invisible synapse as vision photo-receptor

open access: yesScientific Reports, 2023
All oxide-based transparent flexible memristor is prioritized for the potential application in artificially simulated biological optoelectronic synaptic devices.
Ping-Xing Chen   +2 more
doaj   +1 more source

Usher syndrome type 1-associated gene, pcdh15b, is required for photoreceptor structural integrity in zebrafish

open access: yesDisease Models & Mechanisms, 2021
Blindness associated with Usher syndrome type 1 (USH1) is typically characterized as rod photoreceptor degeneration, followed by secondary loss of cones.
Amanda Miles   +3 more
doaj   +1 more source

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