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TL;DR: A 2026 mouse preprint in bioRxiv found that psilocybin reduced firing in somatostatin (SST) interneurons, inhibitory cortical cells that gate dendritic input, while increasing parvalbumin (PV) interneuron firing in the medial frontal cortex. Key Finding…
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TL;DR: A 2026 systematic review and exploratory network meta-analysis of 5 randomized trials in Neurological Sciences found dose-specific ON-medication motor improvements, measured while usual Parkinson’s drugs were active, for some GLP-1 receptor agonists, gl…
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TL;DR: A 2026 systematic review and meta-analysis in Neuropsychopharmacology found that dopamine D2-like receptor activation suppressed glucose-stimulated insulin secretion (GSIS), insulin release after high glucose, in animal pancreatic cells, suggesting one…
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TL;DR: A 2025 scoping review in European Psychiatry screened 292 randomized trials of adults diagnosed with attention-deficit/hyperactivity disorder (ADHD) and reported that 49.7% did not assess general psychopathology and only 35% had the ADHD diagnosis alloc…
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TL;DR: A 2026 mouse and rat study in Molecular Psychiatry reported that 25C-NBF, a selective serotonin 2A receptor agonist from the 2C-X phenethylamine series, produced rapid antidepressant-like effects, increased dendritic spines and Bdnf expression in the pr…
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TL;DR: A 2026 medRxiv preprint found that targeted memory reactivation (TMR), replaying learned sounds during non-REM sleep, changed spindle and slow-wave density during a nap but did not improve motor memory retention in Parkinson’s disease or healthy older a…
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TL;DR: A 2026 medRxiv preprint linked post-stroke depressive symptoms to stroke damage in serotonin-transporter and acetylcholine-transporter weighted brain networks, suggesting depression risk after stroke may depend partly on which neurochemical circuits a l…
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TL;DR: A 2026 study in Translational Neurodegeneration found that reducing NDST3, a microtubule deacetylase that affects lysosome acidity, restored lysosomal acidification and reduced amyloid-beta and tau pathology in Alzheimer’s cell and mouse models. Key Fin…
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TL;DR: A 2026 study in Cognitive, Affective, & Behavioral Neuroscience found that image memorability, the stable tendency of an image to be remembered across people, predicted N400 brain responses at encoding even after later recognition success was modeled. K…
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TL;DR: A 2026 cross-sectional study in PLOS One found that euthymic bipolar disorder patients with early systematic antidepressant treatment had higher negative affect and higher attentional, non-planning, and total impulsivity scores than matched patients wit…
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