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Prior Cocaine Use Disrupts Orbitofrontal Hidden-State Coding

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A 2026 eLife study recorded 3,881 lateral orbitofrontal cortex units in rats and found that prior cocaine use made the OFC over-distinguish task positions that controls treated as functionally equivalent. The headline result was not gross task failure: cocaine-experienced rats still performed the odor task, but their OFC ensembles showed higher S1-vs.-S2 decoding than sucrose …

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tDCS of the DLPFC Treats Anhedonia in Depression & Improves Social Functioning (2024 Study)

In the quest to find more effective treatments for depression, particularly the challenging symptom of anhedonia, Transcranial Direct Current Stimulation (tDCS) emerges as a promising option. This non-invasive brain stimulation technique targets specific brain regions to modulate activity and potentially alleviate symptoms. A recent study has shed light on the efficacy and safety of targeting …

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Proton Pump Inhibitors (PPIs) May Treat OCD via Neuronal pH & Dopamine Modulation (2024 Study)

Obsessive-compulsive disorder (OCD), a prevalent neuropsychiatric condition, presents significant treatment challenges due to its varied symptom patterns and poor response to traditional medications. Recent research has revealed a novel approach to treating OCD, focusing on the interplay between dopamine D2 receptor (D2R) agonists and proton pump inhibitors (PPIs). Highlights: OCD’s Complex Treatment Landscape: Traditional treatments …

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