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Alexandra Gaillard

3 papers in the library · publishing 2023-2026

Papers

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Cue-elicited prefrontal gamma-aminobutyric acid (GABA) dynamics in cannabis use disorder.

Neuropsychopharmacology September 15, 2026 Alexandra Gaillard, Daniel J Fehring, Philip J Sumner et al.

Chronic cannabis use drives neuroadaptations in reward and stress-related circuits that condition the brain to the drug and its associated cues. These changes underlie craving and heighten its sensitivity to cue- and stress-induced triggers, sustaining drug intake and promoting relapse. Task-based functional magnetic resonance imaging of drug cue reactivity paradigms has shown the dorsolateral...

The subjective effects of △9-tetrahydrocannabinol: A systematic review and dose-response meta-regression.

Neuroscience & Biobehavioral Reviews June 3, 2026 Isabella Goodwin, Dominic Oliver, Edward Chesney et al.

Global shifts towards the liberalisation of cannabis policies have increased the potency of cannabis products, alongside their accessibility, diversity, and the number of inexperienced cannabis consumers. There is a lack of systematic evidence on the subjective effects of cannabis' main psychoactive compound, Δ9-tetrahydrocannabinol (THC). We systematically reviewed and meta-analysed data from...

Do mindfulness-based interventions change brain function in people with substance dependence? A systematic review of the fMRI evidence.

BMC Psychiatry June 7, 2023 Valentina Lorenzetti, Alexandra Gaillard, Emillie Beyer et al.

Abstract: Background: Substance use disorders (SUDs) affect ~ 35 million people globally and are associated with strong cravings, stress, and brain alterations. Mindfulness-based interventions (MBIs) can mitigate the adverse psychosocial outcomes of SUDs, but the underlying neurobiology is unclear. Emerging findings were systematically synthesised from fMRI studies about MBI-associated changes...