Layer specific sharpening of frequency tuning by selective attention in primary auditory cortex
Recent electrophysiological and neuroimaging studies provide converging evidence that
attending to sounds increases the response selectivity of neuronal ensembles even at the …
attending to sounds increases the response selectivity of neuronal ensembles even at the …
[HTML][HTML] The spectrotemporal filter mechanism of auditory selective attention
Although we have convincing evidence that attention to auditory stimuli modulates neuronal
responses at or before the level of primary auditory cortex (A1), the underlying physiological …
responses at or before the level of primary auditory cortex (A1), the underlying physiological …
Contribution of inhibition to stimulus selectivity in primary auditory cortex of awake primates
S Sadagopan, X Wang - Journal of Neuroscience, 2010 - Soc Neuroscience
Recent studies have demonstrated the high selectivity of neurons in primary auditory cortex
(A1) and a highly sparse representation of sounds by the population of A1 neurons in awake …
(A1) and a highly sparse representation of sounds by the population of A1 neurons in awake …
[HTML][HTML] Emergent selectivity for task-relevant stimuli in higher-order auditory cortex
A variety of attention-related effects have been demonstrated in primary auditory cortex (A1).
However, an understanding of the functional role of higher auditory cortical areas in guiding …
However, an understanding of the functional role of higher auditory cortical areas in guiding …
Evidence for modality-specific but not frequency-specific modulation of human primary auditory cortex by attention
We used the stimulus-driven 40-Hz auditory steady-state response (ASSR) that localizes
tonotopically to the region of primary auditory cortex (A1) to study modulation of this region …
tonotopically to the region of primary auditory cortex (A1) to study modulation of this region …
Active engagement improves primary auditory cortical neurons' ability to discriminate temporal modulation
M Niwa, JS Johnson, KN O'Connor… - Journal of …, 2012 - Soc Neuroscience
The effect of attention on single neuron responses in the auditory system is unresolved. We
found that when monkeys discriminated temporally amplitude modulated (AM) from …
found that when monkeys discriminated temporally amplitude modulated (AM) from …
Rapid synaptic depression explains nonlinear modulation of spectro-temporal tuning in primary auditory cortex by natural stimuli
In this study, we explored ways to account more accurately for responses of neurons in
primary auditory cortex (A1) to natural sounds. The auditory cortex has evolved to extract …
primary auditory cortex (A1) to natural sounds. The auditory cortex has evolved to extract …
Examining the role of frequency specificity in the enhancement and suppression of human cortical activity by auditory selective attention
This study examined the neural basis of auditory selective attention using functional
magnetic resonance imaging. The main hypothesis stated that attending to a particular …
magnetic resonance imaging. The main hypothesis stated that attending to a particular …
Functional connectivity and cholinergic modulation in auditory cortex
R Metherate - Neuroscience & Biobehavioral Reviews, 2011 - Elsevier
Although it is known that primary auditory cortex (A1) contributes to the processing and
perception of sound, its precise functions and the underlying mechanisms are not well …
perception of sound, its precise functions and the underlying mechanisms are not well …
Frequency preference and attention effects across cortical depths in the human primary auditory cortex
Columnar arrangements of neurons with similar preference have been suggested as the
fundamental processing units of the cerebral cortex. Within these columnar arrangements …
fundamental processing units of the cerebral cortex. Within these columnar arrangements …