Search Results - "Ganguly, Karunesh"

Targeted modulation of neural population dynamics to improve movement control by Ganguly, Karunesh

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Competing Roles of Slow Oscillations and Delta Waves in Memory Consolidation versus Forgetting by Kim, Jaekyung, Gulati, Tanuj, Ganguly, Karunesh

“…Sleep has been implicated in both memory consolidation and forgetting of experiences. However, it is unclear what governs the balance between consolidation and…”
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Sleep-Dependent Reactivation of Ensembles in Motor Cortex Promotes Skill Consolidation by Ramanathan, Dhakshin S, Gulati, Tanuj, Ganguly, Karunesh

“…Despite many prior studies demonstrating offline behavioral gains in motor skills after sleep, the underlying neural mechanisms remain poorly understood. To…”
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Emergence of a stable cortical map for neuroprosthetic control by Ganguly, Karunesh, Carmena, Jose M

“…Cortical control of neuroprosthetic devices is known to require neuronal adaptations. It remains unclear whether a stable cortical representation for…”
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Emergent modular neural control drives coordinated motor actions by Lemke, Stefan M., Ramanathan, Dhakshin S., Guo, Ling, Won, Seok Joon, Ganguly, Karunesh

“…A remarkable feature of motor control is the ability to coordinate movements across distinct body parts into a consistent, skilled action. To reach and grasp…”
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Emergence of task-related spatiotemporal population dynamics in transplanted neurons by Ghuman, Harman, Kim, Kyungsoo, Barati, Sapeeda, Ganguly, Karunesh

“…Loss of nervous system tissue after severe brain injury is a main determinant of poor functional recovery. Cell transplantation is a promising method to…”
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Neural reactivations during sleep determine network credit assignment by Gulati, Tanuj, Guo, Ling, Ramanathan, Dhakshin S, Bodepudi, Anitha, Ganguly, Karunesh

“…A fundamental goal of learning is to establish neural patterns that cause desired behaviors. This paper demonstrates that sleep-dependent processing is…”
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Plug-and-play control of a brain–computer interface through neural map stabilization by Silversmith, Daniel B., Abiri, Reza, Hardy, Nicholas F., Natraj, Nikhilesh, Tu-Chan, Adelyn, Chang, Edward F., Ganguly, Karunesh

“…Brain–computer interfaces (BCIs) enable control of assistive devices in individuals with severe motor impairments. A limitation of BCIs that has hindered…”
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Transition from predictable to variable motor cortex and striatal ensemble patterning during behavioral exploration by Kondapavulur, Sravani, Lemke, Stefan M., Darevsky, David, Guo, Ling, Khanna, Preeya, Ganguly, Karunesh

“…Animals can capitalize on invariance in the environment by learning and automating highly consistent actions; however, they must also remain flexible and adapt…”
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Coupling between motor cortex and striatum increases during sleep over long-term skill learning by Lemke, Stefan M, Ramanathan, Dhakshin S, Darevksy, David, Egert, Daniel, Berke, Joshua D, Ganguly, Karunesh

“…The strength of cortical connectivity to the striatum influences the balance between behavioral variability and stability. Learning to consistently produce a…”
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Emergence of preparatory dynamics in VIP interneurons during motor learning by Arroyo, Sergio, Barati, Sapeeda, Kim, Kyungsoo, Aparicio, Francisco, Ganguly, Karunesh

“…To determine what actions to perform in each context, animals must learn how to execute motor programs in response to sensory cues. In rodents, the interface…”
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Generalizable spelling using a speech neuroprosthesis in an individual with severe limb and vocal paralysis by Metzger, Sean L., Liu, Jessie R., Moses, David A., Dougherty, Maximilian E., Seaton, Margaret P., Littlejohn, Kaylo T., Chartier, Josh, Anumanchipalli, Gopala K., Tu-Chan, Adelyn, Ganguly, Karunesh, Chang, Edward F.

“…Neuroprostheses have the potential to restore communication to people who cannot speak or type due to paralysis. However, it is unclear if silent attempts to…”
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Coordinated increase of reliable cortical and striatal ensemble activations during recovery after stroke by Guo, Ling, Kondapavulur, Sravani, Lemke, Stefan M., Won, Seok Joon, Ganguly, Karunesh

“…Skilled movements rely on a coordinated cortical and subcortical network, but how this network supports motor recovery after stroke is unknown. Previous…”
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Oscillatory phase coupling coordinates anatomically dispersed functional cell assemblies by Canolty, Ryan T., Ganguly, Karunesh, Kennerley, Steven W., Cadieu, Charles F., Koepsell, Kilian, Wallis, Jonathan D., Carmena, Jose M.

“…Hebb proposed that neuronal cell assemblies are critical for effective perception, cognition, and action. However, evidence for brain mechanisms that…”
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Selective modulation of cortical population dynamics during neuroprosthetic skill learning by Zippi, Ellen L., You, Albert K., Ganguly, Karunesh, Carmena, Jose M.

“…Brain-machine interfaces (BMIs) provide a framework for studying how cortical population dynamics evolve over learning in a task in which the mapping between…”
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Effects of somatosensory electrical stimulation on motor function and cortical oscillations by Tu-Chan, Adelyn P, Natraj, Nikhilesh, Godlove, Jason, Abrams, Gary, Ganguly, Karunesh

“…Few patients recover full hand dexterity after an acquired brain injury such as stroke. Repetitive somatosensory electrical stimulation (SES) is a promising…”
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Coincident Pre- and Postsynaptic Activity Modifies GABAergic Synapses by Postsynaptic Changes in Cl − Transporter Activity by Woodin, Melanie A, Ganguly, Karunesh, Poo, Mu-ming

“…Coincident pre- and postsynaptic activation is known to induce long-term modification of glutamatergic synapses. We report here that, in both hippocampal…”
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Task-dependent changes in cross-level coupling between single neurons and oscillatory activity in multiscale networks by Canolty, Ryan T, Ganguly, Karunesh, Carmena, Jose M

“…Understanding the principles governing the dynamic coordination of functional brain networks remains an important unmet goal within neuroscience. How do…”
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Cortical neuroprosthetics from a clinical perspective by Tsu, Adelyn P, Burish, Mark J, GodLove, Jason, Ganguly, Karunesh

“…Abstract Recent pilot clinical studies have demonstrated that subjects with severe disorders of movement and communication can exert direct neural control over…”
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Large-scale changes in cortical dynamics triggered by repetitive somatosensory electrical stimulation by Hishinuma, April K, Gulati, Tanuj, Burish, Mark J, Ganguly, Karunesh

“…Repetitive somatosensory electrical stimulation (SES) of forelimb peripheral nerves is a promising therapy; studies have shown that SES can improve motor…”
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