[HTML][HTML] Chronotopic maps in human supplementary motor area

F Protopapa, MJ Hayashi, S Kulashekhar… - PLoS …, 2019 - journals.plos.org
Time is a fundamental dimension of everyday experiences. We can unmistakably sense its
passage and adjust our behavior accordingly. Despite its ubiquity, the neuronal mechanisms …

Neuronal synchrony reveals working memory networks and predicts individual memory capacity

JM Palva, S Monto, S Kulashekhar… - Proceedings of the …, 2010 - National Acad Sciences
Visual working memory (VWM) is used to maintain sensory information for cognitive operations,
and its deficits are associated with several neuropsychological disorders. VWM is based …

The role of cortical beta oscillations in time estimation

S Kulashekhar, J Pekkola, JM Palva… - Human brain …, 2016 - Wiley Online Library
Estimation of time is central to perception, action, and cognition. Human functional magnetic
resonance imaging (fMRI) and positron emission topography (PET) have revealed a …

Impaired inhibitory oculomotor control in patients with Parkinson's disease

P Joti, S Kulashekhar, M Behari, A Murthy - Experimental brain research, 2007 - Springer
A hallmark of voluntary control is the capacity to inhibit or change partially prepared responses,
an ability thought to be compromised in patients with Parkinson’s disease (PD). To test …

Localization of cortical phase and amplitude dynamics during visual working memory encoding and retention

S Palva, S Kulashekhar, M Hämäläinen… - Journal of …, 2011 - Soc Neuroscience
Several studies show that the amplitudes of human brain oscillations are modulated during
the performance of visual working memory (VWM) tasks in a load-dependent manner. Less is …

[HTML][HTML] Intelligent digital tools for screening of brain connectivity and dementia risk estimation in people affected by mild cognitive impairment: the AI-Mind clinical …

…, AS Kinnunen, AM Koivisto, S Kulashekhar… - Frontiers in …, 2024 - frontiersin.org
More than 10 million Europeans show signs of mild cognitive impairment (MCI), a transitional
stage between normal brain aging and dementia stage memory disorder. The path MCI …

Impaired conflict monitoring in Parkinson's disease patients during an oculomotor redirect task

AA Farooqui, N Bhutani, S Kulashekhar… - Experimental brain …, 2011 - Springer
Fallibility is inherent in human cognition and so a system that will monitor performance is
indispensable. While behavioral evidence for such a system derives from the finding that …

[HTML][HTML] Effective connectivity in a duration selective cortico-cerebellar network

F Protopapa, S Kulashekhar, MJ Hayashi, R Kanai… - Scientific Reports, 2023 - nature.com
How the human brain represents millisecond unit of time is far from clear. A recent
neuroimaging study revealed the existence in the human premotor cortex of a topographic …

Chronotopic maps in human medial premotor cortex

F Protopapa, MJ Hayashi, S Kulashekhar… - BioRxiv, 2018 - biorxiv.org
Time is a fundamental dimension of everyday experiences. We can unmistakably sense its
passage and adjust our behavior accordingly. Despite its ubiquity, the neuronal mechanisms …

The topographic representation of time and its link with temporal context and perception

S Kulashekhar, G Fortunato, S Maass, H van Rijn… - 2022 - researchsquare.com
Neuronal tuning and topography are mechanisms widely used in the brain to represent
sensory information and also abstract features like time. In humans, temporal topography has …