Auditory midbrain responses parallel spectral integration phenomena (2009)
Ehret, Günter, Merzenich, Michael M.
N/A
Abstract Modulation of the Auditory Cortex during Speech: An MEG (2008)
John F. Houde, Srikantan S. Nagarajan, Kensuke Sekihara, Michael M. Merzenich
& Several behavioral and brain imaging studies have demonstrated a significant interaction between speech perception and speech production. In this study, auditory cortical responses to speech...
Frequency-Modulation Encoding in the Primary Auditory Cortex of the Awake Owl Monkey (2008)
Jennifer F. Linden, Robert C. Liu, Maneesh Sahani, Christoph E. Schreiner, Michael M. Merzenich, S. Sadagopan, ...
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Carrasco, Ximena, Guic, Eliana, Rodríguez, Eugenio, Robles, Ignacio, Merzenich, Michael M.
We studied primary-somatosensory cortical plasticity due to selective stimulation of the sensory periphery by two procedures of active exploration in adult rats. Subjects, left with only three...
Carrasco, Ximena, Guic, Eliana, Rodríguez, Eugenio, Robles, Ignacio, Merzenich, Michael M.
In the present experiments we studied exclusive and overlapping cortical representational areas of the vibrissae in layer IV cells, across the entire barrel subfield of the rat somatosensory cortex,...
Manuscript information: Type: class I (2007)
Ehud Ahissar, Srikantan Nagarajan, Merav Ahissar, Athanassios Protopapas, Michael M. Merzenich, ...
text: 19
BRAIN IMAGING NEUROREPORT (2007)
Elise Temple, Ca Russell, A. Poldrack, Joanna Salidis, Gayle K. Deutsch, Paula Tallal, ...
Disrupted neural responses to phonological and orthographic processing in dyslexic children: an fMRI study
A synaptic memory trace for cortical receptive field plasticity. (2007)
Froemke, Robert C, Merzenich, Michael M, Schreiner, Christoph E
Receptive fields of sensory cortical neurons are plastic, changing in response to alterations of neural activity or sensory experience. In this way, cortical representations of the sensory...
Chang, Edward F, Bao, Shaowen, Merzenich, Michael M
Experience-dependent plasticity during development results in the emergence of highly adapted representations of the external world in the adult brain. Previous studies have convincingly shown that...
Michael P. Kilgard, Pritesh K. P, Jessica Vazquez, Anil Gehi, Christoph E, Michael M. Merzenich, ...
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Daniel B. Polley, Heather L. Read, Douglas A. Storace, Michael M, Daniel B. Polley, Heather L. Read, ...
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Unbalanced synaptic inhibition can create intensity-tuned auditory cortex neurons (2006)
Tan, Andrew Y. Y., Atencio, Craig A., Polley, Daniel B., Merzenich, Michael M., Schreiner, Christoph E.
Intensity-tuned auditory cortex neurons may be formed by intensity-tuned synaptic excitation. Synaptic inhibition has also been shown to enhance, and possibly even create intensity-tuned neurons....
Functional Organization of Squirrel Monkey Primary Auditory Cortex: Responses to (2005)
Srikantan S. Nagarajan, Steven W. Cheung, Purvis Bedenbaugh, Ralph E. Beitel, Christoph E. Schreiner, Michael M. Merzenich, ...
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Nancy N. Byl, Srikantan S. Nagarajan, Michael M. Merzenich, Tim Roberts, Alison McKenzie
Focal hand dystonia (FHd) is a recalcitrant, disabling movement disorder, characterized by involuntary co-contractions of agonists and antagonists, that can develop in patients who overuse or misuse...
Sensory input directs spatial and temporal plasticity in primary auditory cortex (2001)
Michael P. Kilgard, Pritesh K. Pandya, Jessica Vazquez, Anil Gehi, Christoph E. Schreiner, Michael M. Merzenich, ...
input directs spatial and temporal plasticity in primary auditory cortex. J Neurophysiol 86: 326–338, 2001. The cortical representation of the sensory environment is continuously modified by...
Xerri, Christian, Merzenich, Michael M., Jenkins, William, Santucci, Stephen
The representations of the surfaces of the hand in the primary somatosensory cortical field, area 3b, were reconstructed in detail in seven owl monkeys and two squirrel monkeys trained to pick up...
Using Helmholtz Machines to analyze multi-channel neuronal recordings (1998)
R. Christopher DeCharms, Michael M. Merzenich
One of the current challenges to understanding neural information processing in biological systems is to decipher the "code" carried by large populations of neurons acting in parallel. We...
Learning and generalization of auditory temporal-interval discrimination in humans (1997)
Beverly A. Wright, Dean V. Buonomano, Henry W. Mahncke, Michael M. Merzenich
The sensory encoding of the duration, interval, and order of different stimulus features provides vital information to the nervous system. The present study focuses on the influence of practice on...
Auditory processing parallels reading abilities in adults
Ahissar, Merav, Protopapas, Athanassios, Reid, Miriam, Merzenich, Michael M.
A broad battery of psychoacoustic measures and standard measures of reading and spelling were applied to 102 adults. The test group included individuals with a childhood history of reading...
Context-sensitive synaptic plasticity and temporal-to-spatial transformations in hippocampal slices
Buonomano, Dean V., Hickmott, Peter W., Merzenich, Michael M.
Hippocampal slices are used to show that, as a temporal input pattern of activity flows through a neuronal layer, a temporal-to-spatial transformation takes place. That is, neurons can respond...
Cortical auditory signal processing in poor readers
Nagarajan, Srikantan, Mahncke, Henry, Salz, Talya, Tallal, Paula, Roberts, Timothy, Merzenich, Michael M.
Magnetoencephalographic responses recorded from auditory cortex evoked by brief and rapidly successive stimuli differed between adults with poor vs. good reading abilities in four important ways....
Speech comprehension is correlated with temporal response patterns recorded from auditory cortex
Ahissar, Ehud, Nagarajan, Srikantan, Ahissar, Merav, Protopapas, Athanassios, Mahncke, Henry, Merzenich, Michael M.
Speech comprehension depends on the integrity of both the spectral content and temporal envelope of the speech signal. Although neural processing underlying spectral analysis has been intensively...
Disruption of primary auditory cortex by synchronous auditory inputs during a critical period
Zhang, Li I., Bao, Shaowen, Merzenich, Michael M.
In the primary auditory cortex (AI), the development of tone frequency selectivity and tonotopic organization is influenced by patterns of neural activity. Introduction of synchronous inputs into the...
Order-sensitive plasticity in adult primary auditory cortex
Kilgard, Michael P., Merzenich, Michael M.
The neural response to a stimulus presented as part of a rapid sequence is often quite different from the response to the same stimulus presented in isolation. In primary auditory cortex (A1),...
Neural correlates of instrumental learning in primary auditory cortex
Blake, David T., Strata, Fabrizio, Churchland, Anne K., Merzenich, Michael M.
In instrumental learning, Thorndike's law of effect states that stimulus–response relations are strengthened if they occur prior to positive reinforcement and weakened if they occur prior to...
Temple, Elise, Deutsch, Gayle K., Poldrack, Russell A., Miller, Steven L., Tallal, Paula, Merzenich, Michael M., ...
Developmental dyslexia, characterized by unexplained difficulty in reading, is associated with behavioral deficits in phonological processing. Functional neuroimaging studies have shown a deficit in...
Beitel, Ralph E., Schreiner, Christoph E., Cheung, Steven W., Wang, Xiaoqin, Merzenich, Michael M.
Adult owl monkeys were trained to detect an increase in the envelope frequency of a sinusoidally modulated 1-kHz tone. Detection was positively correlated with the magnitude of the change in the...
Suppression of cortical representation through backward conditioning
Bao, Shaowen, Chan, Vincent T., Zhang, Li I., Merzenich, Michael M.
Temporal stimulus reinforcement sequences have been shown to determine the directions of synaptic plasticity and behavioral learning. Here, we examined whether they also control the direction of...
Specialization of primary auditory cortex processing by sound exposure in the “critical period”
Nakahara, Haruka, Zhang, Li I., Merzenich, Michael M.
Environmental acoustic exposure to a complex tone sequence within the critical period in infant rats resulted in the emergence of large-scale, selective changes that radically altered primary...
Associative learning shapes the neural code for stimulus magnitude in primary auditory cortex
Polley, Daniel B., Heiser, Marc A., Blake, David T., Schreiner, Christoph E., Merzenich, Michael M.
Since the dawn of experimental psychology, researchers have sought an understanding of the fundamental relationship between the amplitude of sensory stimuli and the magnitudes of their perceptual...
Fine functional organization of auditory cortex revealed by Fourier optical imaging
Kalatsky, Valery A., Polley, Daniel B., Merzenich, Michael M., Schreiner, Christoph E., Stryker, Michael P.
We provide an overall view of the functional tonotopic organization of the auditory cortex in the rat. We apply a recently developed technique for acquiring intrinsic signal optical maps, Fourier...
Development of spectral and temporal response selectivity in the auditory cortex
Chang, Edward F., Bao, Shaowen, Imaizumi, Kazuo, Schreiner, Christoph E., Merzenich, Michael M.
The mechanisms by which hearing selectivity is elaborated and refined in early development are very incompletely determined. In this study, we documented contributions of progressively maturing...
Auditory processing parallels reading abilities in adults
Ahissar, Merav, Protopapas, Athanassios, Reid, Miriam, Merzenich, Michael M.
A broad battery of psychoacoustic measures and standard measures of reading and spelling were applied to 102 adults. The test group included individuals with a childhood history of reading...
Context-sensitive synaptic plasticity and temporal-to-spatial transformations in hippocampal slices
Buonomano, Dean V., Hickmott, Peter W., Merzenich, Michael M.
Hippocampal slices are used to show that, as a temporal input pattern of activity flows through a neuronal layer, a temporal-to-spatial transformation takes place. That is, neurons can respond...
Cortical auditory signal processing in poor readers
Nagarajan, Srikantan, Mahncke, Henry, Salz, Talya, Tallal, Paula, Roberts, Timothy, Merzenich, Michael M.
Magnetoencephalographic responses recorded from auditory cortex evoked by brief and rapidly successive stimuli differed between adults with poor vs. good reading abilities in four important ways....
Speech comprehension is correlated with temporal response patterns recorded from auditory cortex
Ahissar, Ehud, Nagarajan, Srikantan, Ahissar, Merav, Protopapas, Athanassios, Mahncke, Henry, Merzenich, Michael M.
Speech comprehension depends on the integrity of both the spectral content and temporal envelope of the speech signal. Although neural processing underlying spectral analysis has been intensively...
Disruption of primary auditory cortex by synchronous auditory inputs during a critical period
Zhang, Li I., Bao, Shaowen, Merzenich, Michael M.
In the primary auditory cortex (AI), the development of tone frequency selectivity and tonotopic organization is influenced by patterns of neural activity. Introduction of synchronous inputs into the...
Order-sensitive plasticity in adult primary auditory cortex
Kilgard, Michael P., Merzenich, Michael M.
The neural response to a stimulus presented as part of a rapid sequence is often quite different from the response to the same stimulus presented in isolation. In primary auditory cortex (A1),...
Neural correlates of instrumental learning in primary auditory cortex
Blake, David T., Strata, Fabrizio, Churchland, Anne K., Merzenich, Michael M.
In instrumental learning, Thorndike's law of effect states that stimulus–response relations are strengthened if they occur prior to positive reinforcement and weakened if they occur prior to...
Temple, Elise, Deutsch, Gayle K., Poldrack, Russell A., Miller, Steven L., Tallal, Paula, Merzenich, Michael M., ...
Developmental dyslexia, characterized by unexplained difficulty in reading, is associated with behavioral deficits in phonological processing. Functional neuroimaging studies have shown a deficit in...
Beitel, Ralph E., Schreiner, Christoph E., Cheung, Steven W., Wang, Xiaoqin, Merzenich, Michael M.
Adult owl monkeys were trained to detect an increase in the envelope frequency of a sinusoidally modulated 1-kHz tone. Detection was positively correlated with the magnitude of the change in the...
Suppression of cortical representation through backward conditioning
Bao, Shaowen, Chan, Vincent T., Zhang, Li I., Merzenich, Michael M.
Temporal stimulus reinforcement sequences have been shown to determine the directions of synaptic plasticity and behavioral learning. Here, we examined whether they also control the direction of...
Specialization of primary auditory cortex processing by sound exposure in the “critical period”
Nakahara, Haruka, Zhang, Li I., Merzenich, Michael M.
Environmental acoustic exposure to a complex tone sequence within the critical period in infant rats resulted in the emergence of large-scale, selective changes that radically altered primary...
Associative learning shapes the neural code for stimulus magnitude in primary auditory cortex
Polley, Daniel B., Heiser, Marc A., Blake, David T., Schreiner, Christoph E., Merzenich, Michael M.
Since the dawn of experimental psychology, researchers have sought an understanding of the fundamental relationship between the amplitude of sensory stimuli and the magnitudes of their perceptual...
Fine functional organization of auditory cortex revealed by Fourier optical imaging
Kalatsky, Valery A., Polley, Daniel B., Merzenich, Michael M., Schreiner, Christoph E., Stryker, Michael P.
We provide an overall view of the functional tonotopic organization of the auditory cortex in the rat. We apply a recently developed technique for acquiring intrinsic signal optical maps, Fourier...
Development of spectral and temporal response selectivity in the auditory cortex
Chang, Edward F., Bao, Shaowen, Imaizumi, Kazuo, Schreiner, Christoph E., Merzenich, Michael M.
The mechanisms by which hearing selectivity is elaborated and refined in early development are very incompletely determined. In this study, we documented contributions of progressively maturing...
Mahncke, Henry W., Connor, Bonnie B., Appelman, Jed, Ahsanuddin, Omar N., Hardy, Joseph L., Wood, Richard A., ...
Normal aging is associated with progressive functional losses in perception, cognition, and memory. Although the root causes of age-related cognitive decline are incompletely understood,...
Zhou, Xiaoming, Merzenich, Michael M.
The spectral, temporal, and intensive selectivity of neurons in the adult primary auditory cortex (A1) is easily degraded in early postnatal life by raising rat pups in the presence of pulsed noise....
Zhou, Xiaoming, Merzenich, Michael M.
Studies have shown that acoustic experiences significantly contribute to the functional shaping of the structural organization and signal processing capacities of the mammalian auditory system during...
Byl, Nancy N., Nagarajan, Srikantan S., Merzenich, Michael M., Roberts, Tim, McKenzie, Alison
Focal hand dystonia (FHd) is a recalcitrant, disabling movement disorder, characterized by involuntary co-contractions of agonists and antagonists, that can develop in patients who overuse or misuse...