Results 101 to 110 of about 55,234 (296)

Reliable Computation in Noisy Backgrounds Using Real-Time Neuromorphic Hardware [PDF]

open access: yes, 2007
Wang H-P, Chicca E, Indiveri G, Sejnowski TJ. Reliable Computation in Noisy Backgrounds Using Real-Time Neuromorphic Hardware. Presented at the Biomedical Circuits and Systems Conference (BIOCAS), Montreal, Que.Spike-time based coding of neural ...
Chicca, Elisabetta   +3 more
core   +2 more sources

The Thalamocortical Circuit of Auditory Mismatch Negativity.

open access: yesBiological Psychiatry, 2019
BACKGROUND Mismatch negativity (MMN) is an extensively validated biomarker of cognitive function across both normative and clinical populations and has previously been localized to supratemporal auditory cortex.
P. Lakatos   +7 more
semanticscholar   +1 more source

Traces of Learning in Thalamocortical Circuits [PDF]

open access: yesNeuron, 2019
A recent study (Audette et al., 2019) demonstrates that thalamic input from the posterior medial (POm) nucleus to somatosensory cortex plays an unexpected role in plasticity resulting from associative sensory learning. POm-mediated plasticity may be critical for coordinating learning-related sensorimotor circuitry.
Alex J, Yonk, David J, Margolis
openaire   +2 more sources

Unstable slow oscillations couple with epileptogenic fast‐rhythm bistability in sleep‐related epilepsy: A stereoelectroencephalographic study

open access: yesEpilepsia, EarlyView.
We examined the functional relationship between large‐scale δ‐band phase synchrony and local epileptogenic β–γ‐band amplitude bistability during NREM sleep. Increased synchrony and strong bistability characterized the epileptogenic zone, with strongest effects during N2 sleep, when seizures most frequently occur.
Gaia Burlando   +14 more
wiley   +1 more source

Characterization of early cortical population response to thalamocortical input in vitro

open access: yesFrontiers in Neuroscience, 2014
The in vitro thalamocortical slice preparation of mouse barrel cortex allows for stimulation of the cortex through its natural afferent thalamocortical pathway.
Michael Raymond Heliodor Hill   +1 more
doaj   +1 more source

Propofol Induction Reduces the Capacity for Neural Information Integration: Implications for the Mechanism of Consciousness and General Anesthesia [PDF]

open access: yes, 2008
The cognitive unbinding paradigm suggests that the synthesis of cognitive information is attenuated by general anesthesia. Here, we investigated the functional organization of brain activities in the conscious and anesthetized states, based on ...
Byung-Moon Choi   +4 more
core   +2 more sources

Thalamic connectivity mirrors spatial maps of network dysfunction in nonlesional focal epilepsy

open access: yesEpilepsia, EarlyView.
Abstract Objective Focal epilepsy is increasingly conceptualized as a network disorder, yet the extent to which network dysfunction reflects a shared phenotype remains unknown. Spatially conserved patterns of network dysfunction may implicate a centralized mechanism underlying widespread impairment.
Joline M. Fan   +7 more
wiley   +1 more source

Behavioral modulation of stimulus-evoked oscillations in barrel cortex of alert rats

open access: yesFrontiers in Integrative Neuroscience, 2009
Stimulus-evoked oscillations have been observed in the visual, auditory, olfactory and somatosensory systems. To further our understanding of these oscillations, it is essential to study their occurrence and behavioral modulation in alert, awake animals.
Subramaniam Venkatraman   +3 more
doaj   +1 more source

Functional and Neural Mechanisms of Out-of-Body Experiences: Importance of Retinogeniculo-Cortical Oscillations [PDF]

open access: yes, 2016
Current research on the various forms of autoscopic phenomena addresses the clinical and neurological correlates of out-of-body experiences, autoscopic hallucinations,and heautoscopy.
Barnes, Vernon A.   +3 more
core   +1 more source

Clozapine Normalizes a Glutamatergic Transmission Abnormality Induced by an Impaired NMDA Receptor in the Thalamocortical Pathway via the Activation of a Group III Metabotropic Glutamate Receptor

open access: yesBiomolecules, 2019
Pharmacological mechanisms of gold-standard antipsychotics against treatment-refractory schizophrenia, such as clozapine (CLZ), remain unclear. We aimed to explore the mechanisms of CLZ by investigating the effects of MK801 and CLZ on tripartite synaptic
K. Fukuyama   +4 more
semanticscholar   +1 more source

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