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depression

Zembrin® (Sceletium tortuosum) for Anxiety & Depression: Testing Alkaloid-Specific Effects (2023 Study)

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Sceletium tortuosum (ST) Extract, known as Zembrin®, is a traditional South African remedy was recently evaluated for its nuanced effects on anxiety and depression through a unique study using zebrafish larvae. Highlights: Zebrafish Larvae as Model Organisms: A study used zebrafish larvae to observe Zembrin®’s anxiolytic & antidepressant-like effects, offering a detailed and dynamic understanding …

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Considering Lactate in Psychiatric Disorders & Drug Development (2023 Review)

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Lactate, traditionally viewed as a simple metabolic byproduct, is emerging as a significant player in the realm of psychiatric disorders. Recent research reveals its intricate role as both an energy source and a signaling molecule, potentially influencing a wide array of mental health conditions. Highlights: Shift in Lactate Perception: The review highlights a paradigm shift …

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Best Antidepressants for Preventing Depression Relapse & Maintenance Treatment (Study)

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Depression is a complex, often long-term condition requiring careful management. Recent research has shed light on the effectiveness of various antidepressants during the maintenance phase of major depressive disorder (MDD). Highlights: Extensive Study: The meta-analysis included 34 double-blind, placebo-controlled trials with a total of 9,384 participants. Multiple Drugs Analyzed: 20 different antidepressants were compared for …

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Prolonged Antidepressant Effect of Ketamine: NMDA Receptors & Lateral Habenula “Trapping”

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Ketamine causes rapid and sustained antidepressant effects that last longer than its presence in the body. This is due to ketamine getting trapped and accumulating in NMDA receptors, causing prolonged neural inhibition. Manipulating brain activity can shorten or extend ketamine’s effects. Highlights: Ketamine continues blocking NMDA receptors for 24 hours despite rapid elimination from plasma …

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NLRP3 Inflammasome & Depression: A Target for Antidepressant Development?

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The NLRP3 inflammasome stands at the crossroads of immune response and mental health, playing a pivotal role in the inflammatory processes implicated in depression. Researchers are exploring the intricate relationship between NLRP3 activation and depressive disorders, highlighting the potential for innovative treatments targeting this complex molecular pathway. Highlights: NLRP3 Inflammasome Activation: NLRP3, a component of …

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Elevated Mitochondrial DNA (mtDNA) Levels Linked to Depression (Possible Diagnostic Biomarker)

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New research reveals that individuals with depression exhibit significantly higher levels of mitochondrial DNA (mtDNA) compared to healthy individuals. This suggests mtDNA could serve as a promising biomarker to improve depression diagnosis and treatment outcomes. Key facts: Meta-analysis of 12 studies with 1400 participants shows elevated mtDNA levels in blood and skin cells of depressed …

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Mycobacterium vaccae Vaccine: A Novel Soil Bacteria-Based Treatment for Anxiety & Stress Disorders

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Stress can induce anxiety and depression, which appears to be mediated in part by stress-induced neuroinflammatory processes. The immunoregulatory bacterium Mycobacterium vaccae (M. vaccae) has anti-inflammatory and stress-resilient effects, but its impact on the brain is unclear. A study discovered that M. vaccae immunization: induces anti-inflammatory and immunoregulatory processes in the hippocampus, blocks stress-induced neuroinflammation …

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