User profiles for R.T. Narayanan
Rajeevan Therpurakal NarayananMarie Sklodowska-Curie Fellow Verified email at dpag.ox.ac.uk Cited by 1715 |
[HTML][HTML] Cell type-specific structural organization of the six layers in rat barrel cortex
RT Narayanan, D Udvary… - Frontiers in neuroanatomy, 2017 - frontiersin.org
The cytoarchitectonic subdivision of the neocortex into six layers is often used to describe
the organization of the cortical circuitry, sensory-evoked signal flow or cortical functions. …
the organization of the cortical circuitry, sensory-evoked signal flow or cortical functions. …
[HTML][HTML] Patterns of coupled theta activity in amygdala-hippocampal-prefrontal cortical circuits during fear extinction
Signals related to fear memory and extinction are processed within brain pathways involving
the lateral amygdala (LA) for formation of aversive stimulus associations, the CA1 area of …
the lateral amygdala (LA) for formation of aversive stimulus associations, the CA1 area of …
Dendritic and axonal architecture of individual pyramidal neurons across layers of adult human neocortex
…, ZSRM Boudewijns, RT Narayanan… - Cerebral …, 2015 - academic.oup.com
The size and shape of dendrites and axons are strong determinants of neuronal information
processing. Our knowledge on neuronal structure and function is primarily based on brains …
processing. Our knowledge on neuronal structure and function is primarily based on brains …
Theta activity in neurons and networks of the amygdala related to long‐term fear memory
HC Pape, RT Narayanan, J Smid, O Stork… - …, 2005 - Wiley Online Library
With a combined in vitro/in vivo electrophysiological and behavioral approach, we have
correlated conditioned fear behavior to electrophysiological activities in the lateral amygdala …
correlated conditioned fear behavior to electrophysiological activities in the lateral amygdala …
Beyond columnar organization: cell type-and target layer-specific principles of horizontal axon projection patterns in rat vibrissal cortex
RT Narayanan, R Egger, AS Johnson… - Cerebral …, 2015 - academic.oup.com
Vertical thalamocortical afferents give rise to the elementary functional units of sensory
cortex, cortical columns. Principles that underlie communication between columns remain …
cortex, cortical columns. Principles that underlie communication between columns remain …
Dissociated theta phase synchronization in amygdalo‐hippocampal circuits during various stages of fear memory
RT Narayanan, T Seidenbecher… - European Journal of …, 2007 - Wiley Online Library
… is unlikely because reconsolidation experiments after recall of remote memory resulted in
a reinstatement of freezing-related theta synchronization (RT Narayanan, O. Stork and H.-C. …
a reinstatement of freezing-related theta synchronization (RT Narayanan, O. Stork and H.-C. …
Critical role of the 65-kDa isoform of glutamic acid decarboxylase in consolidation and generalization of Pavlovian fear memory
…, S Sangha, RT Narayanan… - Learning & …, 2008 - learnmem.cshlp.org
Evidence suggests that plasticity of the amygdalar and hippocampal GABAergic system is
critical for fear memory formation. In this study we investigated in wild-type and genetically …
critical for fear memory formation. In this study we investigated in wild-type and genetically …
Deficiency of the 65 kDa isoform of glutamic acid decarboxylase impairs extinction of cued but not contextual fear memory
S Sangha, RT Narayanan… - Journal of …, 2009 - Soc Neuroscience
Extinction procedures are clinically relevant for reducing pathological fear, and the mechanisms
of fear regulation are a subject of intense research. The amygdala, hippocampus, and …
of fear regulation are a subject of intense research. The amygdala, hippocampus, and …
EM connectomics reveals axonal target variation in a sequence-generating network
10.7554/eLife.24364.001 The sequential activation of neurons has been observed in various
areas of the brain, but in no case is the underlying network structure well understood. Here …
areas of the brain, but in no case is the underlying network structure well understood. Here …
[PDF][PDF] Cortical output is gated by horizontally projecting neurons in the deep layers
Pyramidal tract neurons (PTs) represent the major output cell type of the mammalian neocortex.
Here, we report the origins of the PTs' ability to respond to a broad range of stimuli with …
Here, we report the origins of the PTs' ability to respond to a broad range of stimuli with …