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Open AccessKnockout of NMDA-receptors from parvalbumin interneurons sensitizes to schizophrenia-related deficits induced by MK-801
It has been suggested that a functional deficit in NMDA-receptors (NMDARs) on parvalbumin (PV)-positive interneurons (PV-NMDARs) is central to the pathophysiology of schizophrenia. Supportive evidence come fro...
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Article
Open AccessWhat causes aberrant salience in schizophrenia? A role for impaired short-term habituation and the GRIA1 (GluA1) AMPA receptor subunit
The GRIA1 locus, encoding the GluA1 (also known as GluRA or GluR1) AMPA glutamate receptor subunit, shows genome-wide association to schizophrenia. As well as extending the evidence that glutamatergic abnormaliti...
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Article
The contribution of distinct subregions of the ventromedial frontal cortex to emotion, social behavior, and decision making
Damage to the ventromedial frontal cortex (VMFC) in humans is associated with deficits in decision making. Decision making, however, often happens while people are interacting with others, where it is importan...
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Article
Mice overexpressing the 5-hydroxytryptamine transporter show no alterations in feeding behaviour and increased non-feeding responses to fenfluramine
The 5-HT transporter (5-HTT) is implicated in the regulation of appetite. Expression of the 5-HTT varies in the human population, and this variation may determine both individual differences in feeding and abn...
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Article
The drugs don’t work—or do they? Pharmacological and transgenic studies of the contribution of NMDA and GluR-A-containing AMPA receptors to hippocampal-dependent memory
The aim of this article is to provide a review of studies using N-methyl-d-aspartate (NMDA) receptor antagonists to assess the hippocampal long-term potentiation (LTP)/learning hypothesis.
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Article
Differential involvement of serotonin and dopamine systems in cost-benefit decisions about delay or effort
Although tasks assessing the role of dopamine in effort-reward decisions are similar to those concerned with the role of serotonin in impulsive choice in that both require analysis of the costs and benefits of...
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Article
Restoration of spatial working memory by genetic rescue of GluR-A–deficient mice
Gene-targeted mice lacking the AMPA receptor subunit GluR-A (also called GluR1 encoded by the gene Gria1,) have deficits in hippocampal CA3–CA1 long-term potentiation (LTP) and have profoundly impaired hippocampu...
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Article
Spatial memory dissociations in mice lacking GluR1
Gene-targeted mice lacking the AMPA receptor subunit GluR1 (GluR-A) have deficits in hippocampal CA3–CA1 long-term potentiation. We now report that they showed normal spatial reference learning and memory, bot...
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Article
Cytotoxic lesions of the hippocampus increase social investigation but do not impair social-recognition memory
A number of studies have implicated the hippocampal formation in social-recognition memory in the rat. The present study addressed this issue directly by assessing the effects of cytotoxic lesions confined to...
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Article
Distinct components of spatial learning revealed by prior training and NMDA receptor blockade
SYNAPTIC plasticity dependent on N-methyl-D-aspartate (NMDA) receptors is thought to underlie certain types of learning and memory1–3. In support of this, both hippocampal long-term potentiation and spatial learn...