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TL;DR: A 2025 study in Journal of the American Chemical Society used photochemistry to turn amino-acid-linked tryptamines into azocinoindoles that activated serotonin 5-HT2A signaling while suppressing the mouse head-twitch response. Key Findings C4 indole rou…
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TL;DR: A 2026 preprint in medRxiv linked recurrent major depression to direction-specific effective-connectivity changes, with strongest patterns in cerebellar-cortical, sensorimotor, cognitive, neurotransmitter, and oligodendrocyte precursor cell maps. Key Fi…
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TL;DR: A 2026 Current Biology study found that bacterial polysaccharides, including peptidoglycan from Gram-positive bacteria, activated the C. elegans NSM enteric sensory neuron and shifted feeding and movement behavior through acid-sensing ion channels. Key…
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TL;DR: A 2026 meta-analysis in Psychological Medicine found postpartum depression (PPD) brain-activity differences across default-mode, limbic, and sensorimotor regions, with spatial overlap in serotonin, dopamine, and vesicular acetylcholine transporter maps.…
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How Parasites Hack Your Gut-Brain Connection TL;DR: Parasitic infections trigger a sophisticated cellular conversation in the gut that signals the brain to stop eating—a protective response that reveals how infection hijacks the gut-brain axis through epitheli…
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How Psychedelics Hijack Brain Waves to Create Hallucinations TL;DR: A psychedelic drug that activates serotonin receptors dramatically amplifies slow 5-Hz brain oscillations in visual and memory regions, suggesting a mechanism for how hallucinogens distort per…
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Dysbiotic Gut Microbiota Depletes Amino Acids and Triggers Depression in Youth Depression in children and adolescents affects 4–5% of youth worldwide, with rates climbing steeply over the past decade. Conventional treatment targets serotonin—but new evidence r…
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Antidepressant treatment in OCD is linked to structural and functional brain changes, particularly in corticosubcortical areas, but these findings need further validation in larger, more homogeneous samples. Highlights: Antidepressant Use: Antidepressants, esp…
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Cancer patients frequently experience depressive symptoms, and the role of serotonin in tumor regulation varies across different types. Highlights: Prevalence of Depression in Cancer Patients: A significant portion of cancer patients experience depressive symp…
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Probiotics may help improve sexual function and reduce depression severity in women treated with SSRIs. Highlights: Depression Prevalence: Approximately 5% of all adults will experience depressive disorder, often accompanied by reduced sexual desire and dysfun…
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