Acute NMDA receptor antagonism disrupts synchronization of action potential firing in rat prefrontal cortex

LA Molina, I Skelin, AJ Gruber - PloS one, 2014 - journals.plos.org
Antagonists of N-methyl-D-aspartate receptors (NMDAR) have psychotomimetic effects in
humans and are used to model schizophrenia in animals. We used high-density …

Prolonged exposure to NMDAR antagonist induces cell-type specific changes of glutamatergic receptors in rat prefrontal cortex

HX Wang, WJ Gao - Neuropharmacology, 2012 - Elsevier
N-methyl-d-aspartic acid (NMDA) receptors are critical for both normal brain functions and
the pathogenesis of schizophrenia. We investigated the functional changes of glutamatergic …

Local NMDA receptor hypofunction evokes generalized effects on gamma and high-frequency oscillations and behavior

J Lee, MR Hudson, TJ O'Brien, J Nithianantharajah… - Neuroscience, 2017 - Elsevier
The NMDA receptor (NMDAr) hypofunction theory of schizophrenia suggests that aberrant
signaling through NMDAr underlies the pathophysiology of this disease. This is commonly …

NMDA receptor hypofunction produces concomitant firing rate potentiation and burst activity reduction in the prefrontal cortex

ME Jackson, H Homayoun… - Proceedings of the …, 2004 - National Acad Sciences
Cognitive deficits associated with frontal lobe dysfunction are a determinant of long-term
disability in schizophrenia and are not effectively treated with available medications. Clinical …

Ketamine alters lateral prefrontal oscillations in a rule-based working memory task

L Ma, K Skoblenick, K Johnston… - Journal of …, 2018 - Soc Neuroscience
Acute administration of N-methyl-D-aspartate receptor (NMDAR) antagonists in healthy
humans and animals produces working memory deficits similar to those observed in …

Blocking NMDAR disrupts spike timing and decouples monkey prefrontal circuits: implications for activity-dependent disconnection in schizophrenia

JL Zick, RK Blackman, DA Crowe, B Amirikian… - Neuron, 2018 - cell.com
We employed multi-electrode array recording to evaluate the influence of NMDA receptors
(NMDAR) on spike-timing dynamics in prefrontal networks of monkeys as they performed a …

Acute NMDA receptor antagonism impairs working memory performance but not attention in rats—Implications for the NMDAr hypofunction theory of schizophrenia.

J Lee, M van den Buuse… - Behavioral …, 2020 - psycnet.apa.org
Cognitive deficits in schizophrenia, which include impairments in working memory and
attention, represent some of the most disabling symptoms of this complex psychiatric …

[HTML][HTML] Modulation of thalamo-cortical activity by the NMDA receptor antagonists ketamine and phencyclidine in the awake freely-moving rat

M Amat-Foraster, P Celada, U Richter, AA Jensen… - …, 2019 - Elsevier
Non-competitive N-methyl-d-aspartate receptor antagonists mimic schizophrenia symptoms
and produce immediate and persistent antidepressant effects. We investigated the effects of …

NMDAR antagonist action in thalamus imposes delta oscillations on the hippocampus

Y Zhang, T Yoshida, DB Katz… - Journal of …, 2012 - journals.physiology.org
Work on schizophrenia demonstrates the involvement of the hippocampus in the disease
and points specifically to hyperactivity of CA1. Many symptoms of schizophrenia can be …

NMDA receptor hypofunction produces opposite effects on prefrontal cortex interneurons and pyramidal neurons

H Homayoun, B Moghaddam - Journal of Neuroscience, 2007 - Soc Neuroscience
NMDA receptors mediate excitatory postsynaptic potentials throughout the brain but,
paradoxically, NMDA receptor antagonists produce cortical excitation in humans and …