Results 11 to 20 of about 280,553 (265)

Spatial modulation of visual responses arises in cortex with active navigation

open access: yeseLife, 2021
During navigation, the visual responses of neurons in mouse primary visual cortex (V1) are modulated by the animal’s spatial position. Here we show that this spatial modulation is similarly present across multiple higher visual areas but negligible in ...
E Mika Diamanti   +6 more
doaj   +1 more source

Older Adults Exhibit Greater Visual Cortex Inhibition and Reduced Visual Cortex Plasticity Compared to Younger Adults

open access: yesFrontiers in Neuroscience, 2019
Recent evidence indicates that inhibition within the visual cortex is greater in older than young adults. Increased inhibition has been associated with reduced visual cortex plasticity in animal models.
Dania Abuleil   +2 more
doaj   +1 more source

Neuron populations across layer 2-6 in the mouse visual cortex exhibit different coding abilities in the awake mice

open access: yesFrontiers in Cellular Neuroscience, 2023
IntroductionThe visual cortex is a key region in the mouse brain, responsible for processing visual information. Comprised of six distinct layers, each with unique neuronal types and connections, the visual cortex exhibits diverse decoding properties ...
Chui Kong   +6 more
doaj   +1 more source

Frontal cortex selects representations of the talker’s mouth to aid in speech perception

open access: yeseLife, 2018
Human faces contain multiple sources of information. During speech perception, visual information from the talker’s mouth is integrated with auditory information from the talker's voice.
Muge Ozker   +2 more
doaj   +1 more source

Magnetic Suppression of Perceptual Accuracy Is Not Reduced in Visual Snow Syndrome

open access: yesFrontiers in Neurology, 2021
Objective: Patients with visual snow syndrome (VSS) suffer from continuous (“TV snow-like”) visual disturbance of unknown pathoetiology. In VSS, changes in cortical excitability in the primary visual cortex and the visual association cortex are discussed,
Ozan E. Eren   +6 more
doaj   +1 more source

Visual Cortex: Suppression by Depression? [PDF]

open access: yesCurrent Biology, 2002
The response of a neuron in the visual cortex to an oriented light bar is strongly reduced by concurrent presentation of a stimulus with a different orientation. New data suggest this 'cross-orientation suppression' is caused, not by intracortical inhibition, but by rapid depression of thalamocortical synapses.
Mrsic-Flogel, Thomas D., Hübener, Mark
openaire   +4 more sources

Visual Cortex: Two-Photon Excitement [PDF]

open access: yesCurrent Biology, 2005
Current in vivo methods for imaging the visual cortex lack the ability to map response properties at the level of single cells. A new technique using two-photon imaging of calcium signals has now overcome this limitation.
Hübener, M., Bonhoeffer, T.
openaire   +3 more sources

Cross-Modal Functional Reorganization of Visual and Auditory Cortex in Adult Cochlear Implant Users Identified with fNIRS

open access: yesNeural Plasticity, 2016
Cochlear implant (CI) users show higher auditory-evoked activations in visual cortex and higher visual-evoked activation in auditory cortex compared to normal hearing (NH) controls, reflecting functional reorganization of both visual and auditory ...
Ling-Chia Chen   +4 more
doaj   +1 more source

Traveling Waves in Visual Cortex [PDF]

open access: yesNeuron, 2012
Electrode recordings and imaging studies have revealed that localized visual stimuli elicit waves of activity that travel across primary visual cortex. Traveling waves are present also during spontaneous activity, but they can be greatly reduced by widespread and intensive visual stimulation.
Sato, TK, Nauhaus, I, Carandini, M
openaire   +3 more sources

Neural Pathways Conveying Novisual Information to the Visual Cortex

open access: yesNeural Plasticity, 2013
The visual cortex has been traditionally considered as a stimulus-driven, unimodal system with a hierarchical organization. However, recent animal and human studies have shown that the visual cortex responds to non-visual stimuli, especially in ...
Wen Qin, Chunshui Yu
doaj   +1 more source

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