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 sha** neuronal synaptic activity and along with the pre-and …

Astrocytes in cocaine addiction and beyond

J Wang, LM Holt, HH Huang, SR Sesack… - Molecular …, 2022‏ - nature.com
Drug addiction remains a key biomedical challenge facing current neuroscience research. In
addition to neural mechanisms, the focus of the vast majority of studies to date, astrocytes …

[HTML][HTML] Heroin Self-Administration and Extinction Increase Prelimbic Cortical Astrocyte–Synapse Proximity and Alter Dendritic Spine Morphometrics That Are …

BM Siemsen, AR Denton, J Parrila-Carrero, KN Hooker… - Cells, 2023‏ - mdpi.com
Clinical and preclinical studies indicate that adaptations in corticostriatal neurotransmission
significantly contribute to heroin relapse vulnerability. In animal models, heroin self …

Effects of methamphetamine self-administration and extinction on astrocyte structure and function in the nucleus accumbens core

BM Siemsen, CM Reichel, KC Leong, C Garcia-Keller… - Neuroscience, 2019‏ - Elsevier
Astrocytes provide support for neurons, regulate metabolic processes, and influence
neuronal communication in a variety of ways, including through the homeostatic regulation …

Interactions of neuroimmune signaling and glutamate plasticity in addiction

CD Gipson, S Rawls, MD Scofield, BM Siemsen… - Journal of …, 2021‏ - Springer
Chronic use of drugs of abuse affects neuroimmune signaling; however, there are still many
open questions regarding the interactions between neuroimmune mechanisms and …

Heroin cue–evoked astrocytic structural plasticity at nucleus accumbens synapses inhibits heroin seeking

A Kruyer, MD Scofield, D Wood, KJ Reissner… - Biological …, 2019‏ - Elsevier
Background Opioid addiction is a critical medical and societal problem characterized by
vulnerability to relapse. Glutamatergic synapses in the nucleus accumbens regulate the …

Astrocytes as cellular mediators of cue reactivity in addiction

A Kruyer, PW Kalivas - Current opinion in pharmacology, 2021‏ - Elsevier
Highlights•NAcore astrocytes undergo morphological remodeling after addictive drug use
resulting in their reduced synaptic proximity.•Repeated self-administration of …

Control of complex behavior by astrocytes and microglia

PI Ortinski, KJ Reissner, J Turner, TL Anderson… - Neuroscience & …, 2022‏ - Elsevier
Evidence that glial cells influence behavior has been gaining a steady foothold in scientific
literature. Out of the five main subtypes of glial cells in the brain, astrocytes and microglia …

Heroin seeking and extinction from seeking activate matrix metalloproteinases at synapses on distinct subpopulations of accumbens cells

VC Chioma, A Kruyer, AC Bobadilla, A Angelis… - Biological …, 2021‏ - Elsevier
Background Seeking addictive drugs is regulated by synaptic plasticity in the nucleus
accumbens core and involves distinct plasticity in D 1 and D 2 receptor–expressing medium …

Stress elicits contrasting effects on the structure and number of astrocytes in the amygdala versus hippocampus

S Naskar, S Chattarji - Eneuro, 2019‏ - eneuro.org
Stress causes divergent patterns of structural and physiological plasticity in the
hippocampus versus amygdala. However, a majority of earlier studies focused primarily on …