Results 51 to 60 of about 39,677 (234)

Functional and Evolutionary Diversification of Otx2 and Crx in Vertebrate Retinal Photoreceptor and Bipolar Cell Development

open access: yesCell Reports, 2020
Summary: Otx family homeoproteins Otx2 and Crx are expressed in photoreceptor precursor cells and bind to the common DNA-binding consensus sequence, but these two proteins have distinct functions in retinal development.
Haruka Yamamoto   +3 more
doaj   +1 more source

Membrane currents in retinal bipolar cells of the axolotl. [PDF]

open access: yesThe Journal of general physiology, 1988
By whole-cell patch-clamping bipolar cells isolated from enzymatically dissociated retinae, we have studied the nonsynaptic ionic currents that may play a role in shaping the bipolar cell light response and in determining the level of voltage noise in these cells.
M, Tessier-Lavigne   +3 more
openaire   +2 more sources

The AII Amacrine Cell Connectome: A Dense Network Hub

open access: yesFrontiers in Neural Circuits, 2014
The mammalian AII retinal amacrine cell is a narrow-field, multistratified glycinergic neuron best known for its role in collecting scotopic signals from rod bipolar cells and distributing them to ON and OFF cone pathways in a crossover network via a ...
Robert E Marc   +4 more
doaj   +1 more source

Non-viral delivery and optimized optogenetic stimulation of retinal ganglion cells led to behavioral restoration of vision [PDF]

open access: yes, 2012
Stimulation of retinal neurons using optogenetics via use of chanelrhodopsin-2 (ChR2) has opened up a new direction for restoration of vision for treatment of retinitis pigmentosa (RP).
Edward Wong   +5 more
core   +2 more sources

Continuous Vesicle Cycling in the Synaptic Terminal of Retinal Bipolar Cells [PDF]

open access: yesNeuron, 1996
Endocytosis and exocytosis were investigated in the synaptic terminal of retinal bipolar cells by monitoring the uptake and loss of the fluorescent dye FM1-43. Depolarization in the presence of Ca2+ stimulated a continuous cycle of exocytosis and endocytosis that was approximately balanced at rates up to 3800 vesicles per s.
Lagnado, Leon, Gomis, Ana, Job, Christy
openaire   +3 more sources

Chromatin remodeling protein HELLS is critical for retinoblastoma tumor initiation and progression. [PDF]

open access: yes, 2020
Retinoblastoma is an aggressive childhood cancer of the developing retina that initiates by biallelic RB1 gene inactivation. Tumor progression in retinoblastoma is driven by epigenetics, as retinoblastoma genomes are stable, but the mechanism(s) that ...
Benavente, Claudia A   +8 more
core  

Negative modulation of the GABAAρ1 receptor function by l-cysteine [PDF]

open access: yes, 2017
l-Cysteine is an endogenous sulfur-containing amino acid with multiple and varied roles in the central nervous system, including neuroprotection and the maintenance of the redox balance.
Beltrán González, Andrea Natalia   +2 more
core   +1 more source

Mapping the Cerebral Organoid Landscape: A Systematic Review of Preclinical 3D Models in Neuroscience

open access: yesAdvanced Healthcare Materials, EarlyView.
Cerebral organoids are transforming brain research, yet the field remains fragmented. This comprehensive systematic review maps 738 studies published between 2014 and 2024 to uncover trends, gaps, and opportunities across neuroscience. Introducing OrganoidMap—an interactive, open‐access platform to explore and compare models—this work enables ...
Anna Wolfram   +10 more
wiley   +1 more source

The expression of irx7 in the inner nuclear layer of zebrafish retina is essential for a proper retinal development and lamination.

open access: yesPLoS ONE, 2012
Irx7, a member in the zebrafish iroquois transcription factor (TF) family, has been shown to control brain patterning. During retinal development, irx7's expression was found to appear exclusively in the inner nuclear layer (INL) as soon as the ...
Yuqing Zhang   +4 more
doaj   +1 more source

Untersuchung zur Expression und Funktion von HCN-Kanälen in Photorezeptoren und Bipolarzellen der Mäuseretina [PDF]

open access: yes, 2005
The aim of this study was to examine the expression and the functional properties of HCN- channels (hyperpolarization-activated and cyclic nucleotide-gated) in photoreceptors and bipolar cells of the mouse retina.
Thiel, Frank
core  

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