Coherent gamma oscillations couple the amygdala and striatum during learning

AT Popescu, D Popa, D Paré - Nature neuroscience, 2009 - nature.com
The basolateral amygdala (BLA) mediates the facilitating effects of emotions on memory.
The BLA's enhancing influence extends to various types of memories, including striatal …

Coherent amygdalocortical theta promotes fear memory consolidation during paradoxical sleep

D Popa, S Duvarci, AT Popescu… - Proceedings of the …, 2010 - National Acad Sciences
Brain activity in sleep plays a crucial role in memory consolidation, an offline process that
determines the long-term strength of memory traces. Consolidation efficacy differs across …

Semaphorin3A regulates neuronal polarization by suppressing axon formation and promoting dendrite growth

M Shelly, L Cancedda, BK Lim, AT Popescu, P Cheng… - Neuron, 2011 - cell.com
Summary Semaphorin 3A (Sema3A) is a secreted factor known to guide axon/dendrite
growth and neuronal migration. We found that it also acts as a polarizing factor for …

Contrasting activity profile of two distributed cortical networks as a function of attentional demands

D Popa, AT Popescu, D Paré - Journal of Neuroscience, 2009 - Soc Neuroscience
Recent human functional MRI (fMRI) studies have revealed that two widely distributed
groups of cortical areas display inverse changes in activity when attentional demands …

Phasic dopamine release in the medial prefrontal cortex enhances stimulus discrimination

AT Popescu, MR Zhou, M Poo - Proceedings of the …, 2016 - National Acad Sciences
Phasic dopamine (DA) release is believed to guide associative learning. Most studies have
focused on projections from the ventral tegmental area (VTA) to the striatum, and the action …

Identification of basolateral amygdala projection cells and interneurons using extracellular recordings

E Likhtik, JG Pelletier, AT Popescu… - Journal of …, 2006 - journals.physiology.org
This study tested whether firing rate and spike shape could be used to distinguish projection
cells from interneurons in extracellular recordings of basolateral amygdala (BLA) neurons …

NMDA-dependent facilitation of corticostriatal plasticity by the amygdala

AT Popescu, AA Saghyan… - Proceedings of the …, 2007 - National Acad Sciences
Emotions generally improve memory, and the basolateral amygdala (BLA) is believed to
mediate this effect. After emotional arousal, BLA neurons increase their firing rate, facilitating …

A Toolkit for Orthogonal and in vivo Optical Manipulation of Ionotropic Glutamate Receptors

J Levitz, AT Popescu, A Reiner… - Frontiers in molecular …, 2016 - frontiersin.org
The ability to optically manipulate specific neuronal signaling proteins with genetic precision
paves the way for the dissection of their roles in brain function, behavior, and disease …

Synaptic interactions underlying synchronized inhibition in the basal amygdala: evidence for existence of two types of projection cells

AT Popescu, D Paré - Journal of neurophysiology, 2011 - journals.physiology.org
The basal amygdala (BA) plays a key role in mediating the facilitating effects of emotions on
memory. Recent findings indicate that this function depends on the ability of BA neurons to …

3D printing bone models extracted from medical imaging data

AT Popescu, O Stan, L Miclea - 2014 IEEE International …, 2014 - ieeexplore.ieee.org
Additive manufacturing in the form of 3D printing is becoming more common with the rise of
low-cost hobby machines which makes research in the field of medicine more accessible …