Search Results - "Covington, E"
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1
A standardized protocol for repeated social defeat stress in mice
Published in Nature protocols (01-08-2011)“…A major impediment to novel drug development has been the paucity of animal models that accurately reflect symptoms of affective disorders. In animal models,…”
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2
Fighting Females: Neural and Behavioral Consequences of Social Defeat Stress in Female Mice
Published in Biological psychiatry (1969) (01-11-2019)“…Despite the twofold higher prevalence of major depressive and posttraumatic stress disorders in women compared with men, most clinical and preclinical studies…”
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3
Essential Role of the Histone Methyltransferase G9a in Cocaine-Induced Plasticity
Published in Science (American Association for the Advancement of Science) (08-01-2010)“…Cocaine-induced alterations in gene expression cause changes in neuronal morphology and behavior that may underlie cocaine addiction. In mice, we identified an…”
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Cell Type-Specific Loss of BDNF Signaling Mimics Optogenetic Control of Cocaine Reward
Published in Science (American Association for the Advancement of Science) (15-10-2010)“…The nucleus accumbens is a key mediator of cocaine reward, but the distinct roles of the two subpopulations of nucleus accumbens projection neurons, those…”
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5
A Role for Repressive Histone Methylation in Cocaine-Induced Vulnerability to Stress
Published in Neuron (Cambridge, Mass.) (25-08-2011)“…Substance abuse increases an individual's vulnerability to stress-related illnesses, which is presumably mediated by drug-induced neural adaptations that alter…”
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6
Antidepressant effect of optogenetic stimulation of the medial prefrontal cortex
Published in The Journal of neuroscience (01-12-2010)“…Brain stimulation and imaging studies in humans have highlighted a key role for the prefrontal cortex in clinical depression; however, it remains unknown…”
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7
Antidepressant Actions of Histone Deacetylase Inhibitors
Published in The Journal of neuroscience (16-09-2009)“…Persistent symptoms of depression suggest the involvement of stable molecular adaptations in brain, which may be reflected at the level of chromatin…”
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8
Escalated or suppressed cocaine reward, tegmental BDNF, and accumbal dopamine caused by episodic versus continuous social stress in rats
Published in The Journal of neuroscience (06-07-2011)“…The neural link between ostensibly aversive stress experiences and intensely rewarding drug taking remains to be delineated. Epidemiological data associate…”
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9
Mesolimbic dopamine neurons in the brain reward circuit mediate susceptibility to social defeat and antidepressant action
Published in The Journal of neuroscience (08-12-2010)“…We previously reported that the activity of mesolimbic dopamine neurons of the ventral tegmental area (VTA) is a key determinant of behavioral susceptibility…”
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10
Antidepressant action of HDAC inhibition in the prefrontal cortex
Published in Neuroscience (09-07-2015)“…Highlights • We studied histone acetylation in the medial prefrontal cortex in stress models. • Chronic social stress increased histone acetylation levels in…”
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11
Persistent increase of I.V. cocaine self-administration in a subgroup of C57BL/6J male mice after social defeat stress
Published in Psychopharmacology (01-07-2019)“…Rationale Stressful life experiences can persistently increase the motivation for, and consumption of, intensely rewarding stimuli, like cocaine, over time. In…”
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12
MeCP2-Mediated Transcription Repression in the Basolateral Amygdala May Underlie Heightened Anxiety in a Mouse Model of Rett Syndrome
Published in The Journal of neuroscience (01-04-2009)“…Rett syndrome (RTT) is an X-linked neurodevelopmental disorder that results from loss of function mutations in the methyl-CpG binding protein 2 (MECP2) gene…”
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13
Histone Deacetylase 5 Epigenetically Controls Behavioral Adaptations to Chronic Emotional Stimuli
Published in Neuron (Cambridge, Mass.) (08-11-2007)“…Previous work has identified alterations in histone acetylation in animal models of drug addiction and depression. However, the mechanisms which integrate…”
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14
Genome-wide Analysis of Chromatin Regulation by Cocaine Reveals a Role for Sirtuins
Published in Neuron (Cambridge, Mass.) (14-05-2009)“…Changes in gene expression contribute to the long-lasting regulation of the brain's reward circuitry seen in drug addiction; however, the specific genes…”
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15
Dnmt3a regulates emotional behavior and spine plasticity in the nucleus accumbens
Published in Nature neuroscience (01-09-2010)“…The authors find that the expression of the DNA methyltransferase Dnmt3a in mice is regulated by chronic cocaine and chronic social defeat stress in the…”
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16
ΔFosB in brain reward circuits mediates resilience to stress and antidepressant responses
Published in Nature neuroscience (01-06-2010)“…This study reports that the induction of the transcription factor ΔFosB is critical for mice to show resilience to the effects of chronic social defeat stress…”
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Excessive alcohol consumption after exposure to two types of chronic social stress: intermittent episodes vs. continuous exposure in C57BL/6J mice with a history of drinking
Published in Psychopharmacology (01-10-2022)“…Rationale The attraction to alcohol can be greatly increased when it is consumed in a social context. While pro-social interactions can potentiate voluntary…”
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18
Increasing the validity of experimental models for depression
Published in Annals of the New York Academy of Sciences (01-08-2012)“…Major depressive disorder (MDD) is a central nervous system disorder characterized by the culmination of profound disturbances in mood and affective…”
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To fight or not to fight: activation of the mPFC during decision to engage in aggressive behavior after ethanol consumption in a novel murine model
Published in Psychopharmacology (01-10-2022)“…Rationale Alcohol consumption is a common antecedent of aggressive behavior. The effects of alcohol on the decision to engage in aggression in preference over…”
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20
Histone serotonylation in dorsal raphe nucleus contributes to stress- and antidepressant-mediated gene expression and behavior
Published in Nature communications (13-06-2024)“…Mood disorders are an enigmatic class of debilitating illnesses that affect millions of individuals worldwide. While chronic stress clearly increases incidence…”
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