The nucleus accumbens: mechanisms of addiction across drug classes reflect the importance of glutamate homeostasis

MD Scofield, JA Heinsbroek, CD Gipson… - Pharmacological …, 2016 - ASPET
The nucleus accumbens is a major input structure of the basal ganglia and integrates
information from cortical and limbic structures to mediate goal-directed behaviors. Chronic …

Dopamine and addiction: what have we learned from 40 years of research

M Solinas, P Belujon, PO Fernagut, M Jaber… - Journal of Neural …, 2019 - Springer
Among the neurotransmitters involved in addiction, dopamine (DA) is clearly the best known.
The critical role of DA in addiction is supported by converging evidence that has been …

Structural and functional plasticity of dendritic spines–root or result of behavior?

CD Gipson, MF Olive - Genes, Brain and Behavior, 2017 - Wiley Online Library
Dendritic spines are multifunctional integrative units of the nervous system and are highly
diverse and dynamic in nature. Both internal and external stimuli influence dendritic spine …

Reduced nucleus accumbens functional connectivity in reward network and default mode network in patients with recurrent major depressive disorder

YD Ding, X Chen, ZB Chen, L Li, XY Li… - Translational …, 2022 - nature.com
The nucleus accumbens (NAc) is considered a hub of reward processing and a growing
body of evidence has suggested its crucial role in the pathophysiology of major depressive …

Therapeutic potentials of ketamine and esketamine in obsessive–compulsive disorder (OCD), substance use disorders (SUD) and eating disorders (ED): a review of …

G Martinotti, S Chiappini, M Pettorruso, A Mosca… - Brain Sciences, 2021 - mdpi.com
The obsessive–compulsive spectrum refers to disorders drawn from several diagnostic
categories that share core features related to obsessive–compulsive disorder (OCD), such …

Astrocyte regulation of synaptic signaling in psychiatric disorders

A Kruyer, PW Kalivas, MD Scofield - Neuropsychopharmacology, 2023 - nature.com
Over the last 15 years, the field of neuroscience has evolved toward recognizing the critical
role of astroglia in shaping neuronal synaptic activity and along with the pre-and …

Astrocytic dysfunction and addiction: consequences of impaired glutamate homeostasis

MD Scofield, PW Kalivas - The Neuroscientist, 2014 - journals.sagepub.com
Addiction is characterized as a chronic relapsing disorder whereby addicted individuals
persistently engage in drug seeking and use despite profound negative consequences. The …

Gray and white matter morphology in substance use disorders: a neuroimaging systematic review and meta-analysis

V Pando-Naude, S Toxto, S Fernandez-Lozano… - Translational …, 2021 - nature.com
Substance use disorders (SUDs) are characterized by a compulsion to seek and consume
one or more substances of abuse, with a perceived loss of control and a negative emotional …

Key transcription factors mediating cocaine-induced plasticity in the nucleus accumbens

CD Teague, EJ Nestler - Molecular psychiatry, 2022 - nature.com
Repeated cocaine use induces coordinated changes in gene expression that drive plasticity
in the nucleus accumbens (NAc), an important component of the brain's reward circuitry, and …

Architectural representation of valence in the limbic system

P Namburi, R Al-Hasani, GG Calhoon… - …, 2016 - nature.com
In order to thrive, animals must be able to recognize aversive and appetitive stimuli within
the environment and subsequently initiate appropriate behavioral responses. This …