Uma Mohan
@umamohan.bsky.social
Postdoc in Functional Neurosurgery Section NIH/NINDS interested in brain stimulation and memory
PhD @ColumbiaBME
BS @JHUBME
Views are my own
PhD @ColumbiaBME
BS @JHUBME
Views are my own
Reposted by Uma Mohan
Join us for this exciting talk this evening at 5pm ET (9am AED)
DM us for zoom link
DM us for zoom link
We can't wait to hear from Dr. Pulin Gong next week in our monthly online seminar series on traveling waves.
Join us on November 4th at 5p ET!
Please note the change in time to accommodate our Aussie friend
Join us on November 4th at 5p ET!
Please note the change in time to accommodate our Aussie friend
November 4, 2025 at 4:16 PM
Join us for this exciting talk this evening at 5pm ET (9am AED)
DM us for zoom link
DM us for zoom link
Looking forward to hearing about complex wave patterns and mechanisms next week from Pulin Gong
We can't wait to hear from Dr. Pulin Gong next week in our monthly online seminar series on traveling waves.
Join us on November 4th at 5p ET!
Please note the change in time to accommodate our Aussie friend
Join us on November 4th at 5p ET!
Please note the change in time to accommodate our Aussie friend
October 29, 2025 at 3:34 PM
Looking forward to hearing about complex wave patterns and mechanisms next week from Pulin Gong
Reposted by Uma Mohan
Why do brain networks vary? Do these differences shape behavior? If every 🧠 is unique, how can we detect common features of brain organization?
@rodbraga.bsky.social and I dig in, in @annualreviews.bsky.social (ahead of print):
go.illinois.edu/Gratton2025-...
#neuroskyence #psychscisky #MedSky
🧵👇
@rodbraga.bsky.social and I dig in, in @annualreviews.bsky.social (ahead of print):
go.illinois.edu/Gratton2025-...
#neuroskyence #psychscisky #MedSky
🧵👇
Dense Phenotyping of Human Brain Network Organization Using Precision fMRI
The advent of noninvasive imaging methods like functional magnetic resonance imaging (fMRI) transformed cognitive neuroscience, providing insights into large-scale brain networks and their link to cog...
go.illinois.edu
October 16, 2025 at 3:00 PM
Why do brain networks vary? Do these differences shape behavior? If every 🧠 is unique, how can we detect common features of brain organization?
@rodbraga.bsky.social and I dig in, in @annualreviews.bsky.social (ahead of print):
go.illinois.edu/Gratton2025-...
#neuroskyence #psychscisky #MedSky
🧵👇
@rodbraga.bsky.social and I dig in, in @annualreviews.bsky.social (ahead of print):
go.illinois.edu/Gratton2025-...
#neuroskyence #psychscisky #MedSky
🧵👇
Reposted by Uma Mohan
🚀 New Preprint from our team: comparing place cells across species!
Disentangling methods from biology provides a roadmap for cross-species insights into spatial coding 🌍
👉 www.biorxiv.org/content/10.1...
Disentangling methods from biology provides a roadmap for cross-species insights into spatial coding 🌍
👉 www.biorxiv.org/content/10.1...
October 7, 2025 at 4:52 PM
🚀 New Preprint from our team: comparing place cells across species!
Disentangling methods from biology provides a roadmap for cross-species insights into spatial coding 🌍
👉 www.biorxiv.org/content/10.1...
Disentangling methods from biology provides a roadmap for cross-species insights into spatial coding 🌍
👉 www.biorxiv.org/content/10.1...
Reposted by Uma Mohan
Thank you for your understanding as we reschedule. It'll certainly be worth the wait to hear from Dr. Vishnu Sreekumar next week.
Join us on October 14th at 10:30am ET (8pm IST)!
Please note the time
@vishnusreekumar.bsky.social
Join us on October 14th at 10:30am ET (8pm IST)!
Please note the time
@vishnusreekumar.bsky.social
October 8, 2025 at 5:08 PM
Thank you for your understanding as we reschedule. It'll certainly be worth the wait to hear from Dr. Vishnu Sreekumar next week.
Join us on October 14th at 10:30am ET (8pm IST)!
Please note the time
@vishnusreekumar.bsky.social
Join us on October 14th at 10:30am ET (8pm IST)!
Please note the time
@vishnusreekumar.bsky.social
Reposted by Uma Mohan
Dear WaveClub Members,
I apologize for the late notification, but due to unforeseen circumstances, we will have to reschedule today's talk.
Thank you for your understanding.
I apologize for the late notification, but due to unforeseen circumstances, we will have to reschedule today's talk.
Thank you for your understanding.
Join us for this exciting talk this morning at 10:30am EST (8pm IST)?
DM us for zoom link
DM us for zoom link
We can't wait to hear from from Dr. Vishnu Sreekumar in two weeks in our monthly online seminar series on traveling waves of neural oscillations.
Join us on October 7th at 10:30am ET!
Please note the change in time
@vishnusreekumar.bsky.social
Join us on October 7th at 10:30am ET!
Please note the change in time
@vishnusreekumar.bsky.social
October 7, 2025 at 2:45 PM
Dear WaveClub Members,
I apologize for the late notification, but due to unforeseen circumstances, we will have to reschedule today's talk.
Thank you for your understanding.
I apologize for the late notification, but due to unforeseen circumstances, we will have to reschedule today's talk.
Thank you for your understanding.
Reposted by Uma Mohan
Join us for this exciting talk this morning at 10:30am EST (8pm IST)?
DM us for zoom link
DM us for zoom link
We can't wait to hear from from Dr. Vishnu Sreekumar in two weeks in our monthly online seminar series on traveling waves of neural oscillations.
Join us on October 7th at 10:30am ET!
Please note the change in time
@vishnusreekumar.bsky.social
Join us on October 7th at 10:30am ET!
Please note the change in time
@vishnusreekumar.bsky.social
October 7, 2025 at 12:03 PM
Join us for this exciting talk this morning at 10:30am EST (8pm IST)?
DM us for zoom link
DM us for zoom link
Reposted by Uma Mohan
Neuropixels Ultra!
By @steinmetzneuro.bsky.social, who led a big collaboration
www.sciencedirect.com/science/arti...
By @steinmetzneuro.bsky.social, who led a big collaboration
www.sciencedirect.com/science/arti...
Ultra-high-density Neuropixels probes improve detection and identification in neuronal recordings
To understand the neural basis of behavior, it is essential to sensitively and accurately measure neural activity at single-neuron and single-spike re…
www.sciencedirect.com
September 30, 2025 at 3:11 PM
Neuropixels Ultra!
By @steinmetzneuro.bsky.social, who led a big collaboration
www.sciencedirect.com/science/arti...
By @steinmetzneuro.bsky.social, who led a big collaboration
www.sciencedirect.com/science/arti...
Looking forward to hearing about new cortical traveling wave work across scales next week from @vishnusreekumar.bsky.social
We can't wait to hear from from Dr. Vishnu Sreekumar in two weeks in our monthly online seminar series on traveling waves of neural oscillations.
Join us on October 7th at 10:30am ET!
Please note the change in time
@vishnusreekumar.bsky.social
Join us on October 7th at 10:30am ET!
Please note the change in time
@vishnusreekumar.bsky.social
September 25, 2025 at 2:16 PM
Looking forward to hearing about new cortical traveling wave work across scales next week from @vishnusreekumar.bsky.social
Reposted by Uma Mohan
Ripple contributions to human memory: making the spiking content count — a Review by Joel Reithler, Kelsey K. Sundby & Kareem A. Zaghloul
www.nature.com/articles/s41...
#neuroscience #neuroskyence
www.nature.com/articles/s41...
#neuroscience #neuroskyence
Ripple contributions to human memory: making the spiking content count - Nature Reviews Neuroscience
In animal models, transient high-frequency oscillations in synchronized neural activity, known as ripples, have been linked to memory. Reithler et al. assess the current evidence for a contribution of...
www.nature.com
September 18, 2025 at 10:41 AM
Ripple contributions to human memory: making the spiking content count — a Review by Joel Reithler, Kelsey K. Sundby & Kareem A. Zaghloul
www.nature.com/articles/s41...
#neuroscience #neuroskyence
www.nature.com/articles/s41...
#neuroscience #neuroskyence
Reposted by Uma Mohan
Excited to share our new paper on theta-phase locking of single neurons during human spatial memory:
www.nature.com/articles/s41...
With @lukaskunz.bsky.social, Joshua Jacobs, and our colleagues from the University of Freiburg
www.nature.com/articles/s41...
With @lukaskunz.bsky.social, Joshua Jacobs, and our colleagues from the University of Freiburg
August 11, 2025 at 4:04 PM
Excited to share our new paper on theta-phase locking of single neurons during human spatial memory:
www.nature.com/articles/s41...
With @lukaskunz.bsky.social, Joshua Jacobs, and our colleagues from the University of Freiburg
www.nature.com/articles/s41...
With @lukaskunz.bsky.social, Joshua Jacobs, and our colleagues from the University of Freiburg
Reposted by Uma Mohan
Join us for this exciting talk today at noon!
DM us for the zoom link
DM us for the zoom link
We can't wait to learn about new work from Dr. Krishna Jayant next week in our monthly online seminar series on neural traveling waves.
@kjayant.bsky.social
Join us next week on Sept 2nd at 12-1p ET!
@kjayant.bsky.social
Join us next week on Sept 2nd at 12-1p ET!
September 2, 2025 at 3:13 PM
Join us for this exciting talk today at noon!
DM us for the zoom link
DM us for the zoom link
Looking forward to hearing about new traveling wave work next week from @kjayant.bsky.social
We can't wait to learn about new work from Dr. Krishna Jayant next week in our monthly online seminar series on neural traveling waves.
@kjayant.bsky.social
Join us next week on Sept 2nd at 12-1p ET!
@kjayant.bsky.social
Join us next week on Sept 2nd at 12-1p ET!
August 27, 2025 at 7:45 PM
Looking forward to hearing about new traveling wave work next week from @kjayant.bsky.social
Reposted by Uma Mohan
Targeting intracranial electrical stimulation to network regions defined within individuals causes network-level effects https://www.biorxiv.org/content/10.1101/2025.07.31.667730v1
August 3, 2025 at 11:15 AM
Targeting intracranial electrical stimulation to network regions defined within individuals causes network-level effects https://www.biorxiv.org/content/10.1101/2025.07.31.667730v1
Reposted by Uma Mohan
Join us for this exciting talk today at noon!
DM us for the zoom link
Registration link for mailing list:
forms.gle/5Q4CPqTHAchH...
DM us for the zoom link
Registration link for mailing list:
forms.gle/5Q4CPqTHAchH...
We're thrilled to resume our monthly seminar on neural traveling waves next week with Michael Wenzel! Join us on
August 5th at 12-1p ET!
August 5th at 12-1p ET!
August 5, 2025 at 12:06 PM
Join us for this exciting talk today at noon!
DM us for the zoom link
Registration link for mailing list:
forms.gle/5Q4CPqTHAchH...
DM us for the zoom link
Registration link for mailing list:
forms.gle/5Q4CPqTHAchH...
Don't miss this awesome talk next week! DM for zoom info
We're thrilled to resume our monthly seminar on neural traveling waves next week with Michael Wenzel! Join us on
August 5th at 12-1p ET!
August 5th at 12-1p ET!
July 29, 2025 at 6:20 PM
Don't miss this awesome talk next week! DM for zoom info
Reposted by Uma Mohan
Hi Bluesky! First post here. Kicking things off with a new preprint.
🧠 Using human iEEG + pharmacology, we asked: is hippocampal theta required for retrieval?
Turns out it’s not. Instead, it may reflect a reinstated encoding mode.
Thread below.
www.biorxiv.org/content/10.1...
🧠 Using human iEEG + pharmacology, we asked: is hippocampal theta required for retrieval?
Turns out it’s not. Instead, it may reflect a reinstated encoding mode.
Thread below.
www.biorxiv.org/content/10.1...
Cholinergic blockade reveals role for human hippocampal theta in encoding but not retrieval
Cholinergic dysfunction is a hallmark of Alzheimer's disease and other memory disorders. Yet, the neurophysiological mechanisms linking cholinergic signaling to memory remain poorly understood. In thi...
www.biorxiv.org
May 14, 2025 at 2:55 PM
Hi Bluesky! First post here. Kicking things off with a new preprint.
🧠 Using human iEEG + pharmacology, we asked: is hippocampal theta required for retrieval?
Turns out it’s not. Instead, it may reflect a reinstated encoding mode.
Thread below.
www.biorxiv.org/content/10.1...
🧠 Using human iEEG + pharmacology, we asked: is hippocampal theta required for retrieval?
Turns out it’s not. Instead, it may reflect a reinstated encoding mode.
Thread below.
www.biorxiv.org/content/10.1...
Reposted by Uma Mohan
The talk will begin at 8:00am in Newcastle, Australia (AEST), which corresponds to 6:00 PM New York time (ET) due to daylight saving adjustments. Thank you for your understanding. @drbreaky.bsky.social
We can't wait to hear from from Dr. Michael Breakspear in two weeks in our monthly online seminar series on traveling waves of neural oscillations.
Join us on May 6th at 5-6p ET!
Please note the change in time to accommodate our Aussie friend
@drbreaky.bsky.social
Join us on May 6th at 5-6p ET!
Please note the change in time to accommodate our Aussie friend
@drbreaky.bsky.social
May 6, 2025 at 6:42 PM
The talk will begin at 8:00am in Newcastle, Australia (AEST), which corresponds to 6:00 PM New York time (ET) due to daylight saving adjustments. Thank you for your understanding. @drbreaky.bsky.social
Join us for this exciting talk tomorrow! Note the start time at 5pm ET.
DM for the zoom link
DM for the zoom link
We can't wait to hear from from Dr. Michael Breakspear in two weeks in our monthly online seminar series on traveling waves of neural oscillations.
Join us on May 6th at 5-6p ET!
Please note the change in time to accommodate our Aussie friend
@drbreaky.bsky.social
Join us on May 6th at 5-6p ET!
Please note the change in time to accommodate our Aussie friend
@drbreaky.bsky.social
May 5, 2025 at 3:46 PM
Join us for this exciting talk tomorrow! Note the start time at 5pm ET.
DM for the zoom link
DM for the zoom link
Reposted by Uma Mohan
Closed-loop control of theta oscillations enhances human hippocampal network connectivity
www.nature.com/articles/s41...
#neuroscience
www.nature.com/articles/s41...
#neuroscience
Closed-loop control of theta oscillations enhances human hippocampal network connectivity - Nature Communications
Closed-loop brain stimulation of the human hippocampal theta rhythm produces lasting enhancement of network communication. This implicates theta rhythms in human hippocampal network communication and ...
www.nature.com
May 4, 2025 at 1:43 PM
Closed-loop control of theta oscillations enhances human hippocampal network connectivity
www.nature.com/articles/s41...
#neuroscience
www.nature.com/articles/s41...
#neuroscience
Don't miss this awesome talk in week and a half! DM for zoom info
We can't wait to hear from from Dr. Michael Breakspear in two weeks in our monthly online seminar series on traveling waves of neural oscillations.
Join us on May 6th at 5-6p ET!
Please note the change in time to accommodate our Aussie friend
@drbreaky.bsky.social
Join us on May 6th at 5-6p ET!
Please note the change in time to accommodate our Aussie friend
@drbreaky.bsky.social
April 24, 2025 at 5:27 PM
Don't miss this awesome talk in week and a half! DM for zoom info
Reposted by Uma Mohan
Cool new paper showing how the aperiodic component of the spectrum of activity recorded chronically in patients with closed-loop stimulation devices could predict their seizures; importance of multidien cycles.
www.sciencedirect.com/science/arti...
www.sciencedirect.com/science/arti...
Aperiodic activity as a biomarker of seizures and neuromodulation
Mounting evidence suggests the efficacy of neuromodulation for epilepsy is mediated by network remodeling and neural state. Epilepsy network related p…
www.sciencedirect.com
April 23, 2025 at 7:19 PM
Cool new paper showing how the aperiodic component of the spectrum of activity recorded chronically in patients with closed-loop stimulation devices could predict their seizures; importance of multidien cycles.
www.sciencedirect.com/science/arti...
www.sciencedirect.com/science/arti...
Reposted by Uma Mohan
New paper out in @plos.org Computational Biology! 🚨
We present a model-based approach to study traveling waves using MEG/EEG - no invasive recordings needed! Work done at the INCC, @upcite.bsky.social with @lauradugue.bsky.social, G Merolz, @rewaniw.bsky.social & D Heeger
/1
tinyurl.com/56dpd922
We present a model-based approach to study traveling waves using MEG/EEG - no invasive recordings needed! Work done at the INCC, @upcite.bsky.social with @lauradugue.bsky.social, G Merolz, @rewaniw.bsky.social & D Heeger
/1
tinyurl.com/56dpd922
Traveling waves in the human visual cortex: An MEG-EEG model-based approach
Author summary Brain oscillations, thought to be crucial for many cognitive processes, might actually be waves that travel across the brain’s surface. Understanding these traveling waves is notoriousl...
tinyurl.com
April 20, 2025 at 6:26 PM
New paper out in @plos.org Computational Biology! 🚨
We present a model-based approach to study traveling waves using MEG/EEG - no invasive recordings needed! Work done at the INCC, @upcite.bsky.social with @lauradugue.bsky.social, G Merolz, @rewaniw.bsky.social & D Heeger
/1
tinyurl.com/56dpd922
We present a model-based approach to study traveling waves using MEG/EEG - no invasive recordings needed! Work done at the INCC, @upcite.bsky.social with @lauradugue.bsky.social, G Merolz, @rewaniw.bsky.social & D Heeger
/1
tinyurl.com/56dpd922
Reposted by Uma Mohan
www.biorxiv.org/content/10.1...
"What do neural travelling waves tell us about information flow?"
A new preprint is out, with Antoine Grimaldi, Fredo Chavane and @martinavinck.bsky.social
"What do neural travelling waves tell us about information flow?"
A new preprint is out, with Antoine Grimaldi, Fredo Chavane and @martinavinck.bsky.social
What do neural travelling waves tell us about information flow?
In many behavioral conditions, neural activity propagates within and across brain regions as traveling waves, revealing the importance of analyzing spatiotemporal dynamics in electrophysiological data...
www.biorxiv.org
February 26, 2025 at 4:55 PM
www.biorxiv.org/content/10.1...
"What do neural travelling waves tell us about information flow?"
A new preprint is out, with Antoine Grimaldi, Fredo Chavane and @martinavinck.bsky.social
"What do neural travelling waves tell us about information flow?"
A new preprint is out, with Antoine Grimaldi, Fredo Chavane and @martinavinck.bsky.social
Reposted by Uma Mohan
New paper from our group showing how neural traveling waves can be evoked by stimulation of the human brain.
www.jneurosci.org/content/earl...
www.jneurosci.org/content/earl...
Macroscale traveling waves evoked by single-pulse stimulation of the human brain
Understanding the spatiotemporal dynamics of neural signal propagation is fundamental to unraveling the complexities of brain function. Emerging evidence suggests that cortico-cortical evoked potentia...
www.jneurosci.org
April 20, 2025 at 4:31 PM
New paper from our group showing how neural traveling waves can be evoked by stimulation of the human brain.
www.jneurosci.org/content/earl...
www.jneurosci.org/content/earl...