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Cited by 399

The DOI matches its Crossref record; 6 of the 6 references it cites were found in a registry or an index.

N-Acetylcysteine reverses cocaine-induced metaplasticity

Open access
Moussawi, Khaled, Pacchioni, Alejandra, Moran, Megan, Olive, M Foster, Gass, Justin T, Lavin, Antonieta, Kalivas, Peter W·2009·Nature Neuroscience

Abstract

Cocaine addiction is characterized by an impaired ability to develop adaptive behaviors that can compete with cocaine seeking, implying a deficit in the ability to induce plasticity in cortico-accumbens circuitry crucial for regulating motivated behavior. We found that rats withdrawn from cocaine self-administration had a marked in vivo deficit in the ability to develop long-term potentiation (LTP) and long-term depression (LTD) in the nucleus accumbens core subregion after stimulation of the prefrontal cortex. N-acetylcysteine (NAC) treatment prevents relapse in animal models and craving in humans by activating cystine-glutamate exchange and thereby stimulating extrasynaptic metabotropic glutamate receptors (mGluR). NAC treatment of rats restored the ability to induce LTP and LTD by indirectly stimulating mGluR2/3 and mGluR5, respectively. Our findings show that cocaine self-administration induces metaplasticity that inhibits further induction of synaptic plasticity, and this impairment can be reversed by NAC, a drug that also prevents relapse.

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Metadata

Authors
Moussawi, K., Pacchioni, A., Moran, M., Olive, M. F., Gass, J. T., Lavin, A., & Kalivas, P. W.
Venue
Nature Neuroscience
Published
2009-01-11
Volume
12
Issue
2
Pages
182-189
ISSN
  • 1097-6256 (ISSN-L)
  • 1546-1726
OpenAlex
W2063753583
Cited by
399
References
6
FWCI
15.68
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: N-Acetylcysteine reverses cocaine-induced metaplasticity. https://app.cochat.ai/papers/10.1038/nn.2250
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Moussawi, K., Pacchioni, A., Moran, M., Olive, M. F., Gass, J. T., Lavin, A., & Kalivas, P. W. (2009). N-Acetylcysteine reverses cocaine-induced metaplasticity. Nature Neuroscience. https://doi.org/10.1038/nn.2250

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