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Related Concept Videos

Depression: Overview01:18

Depression: Overview

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Depression is a prevalent mental illness marked by persistent sadness and lack of interest in previously enjoyable activities. It can take several forms, including major depression, persistent depressive disorder, and bipolar I and II disorders. Symptoms range from emotional changes like chronic worry to physical changes like sleep disturbances and suicidal thoughts. From a neurobiological perspective, depression is believed to be triggered by abnormalities in the brain's prefrontal cortex,...
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Depressive Disorders: Etiology01:27

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Depressive disorders result from a complex interplay of biological, psychological, and sociocultural factors, each contributing uniquely to the development and persistence of the condition. Understanding these factors provides critical insight into the multifaceted nature of depression.
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Biological predispositions significantly influence the risk of developing depressive disorders. Genetic studies highlight the role of variations in the serotonin transporter...
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Related Experiment Video

Updated: Jan 14, 2026

A Middle Cerebral Artery Occlusion Technique for Inducing Post-stroke Depression in Rats
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Research Progress on the Pathogenesis of Post-Stroke Depression.

Jiamin Chen1, Wentao Li1, Junjie Por1

  • 1Department of Neurology, Shanghai Municipal Hospital of Traditional Chinese Medicine, Shanghai University of Traditional Chinese Medicine, Shanghai 200071, China.

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|October 27, 2025
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Summary

Poststroke depression (PSD) is a common issue impacting stroke recovery. Recent research highlights the interplay of the HPA axis and neuroinflammation, alongside promising treatments like Traditional Chinese Medicine and combination therapies.

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Area of Science:

  • Neuroscience
  • Immunology
  • Microbiome Research

Background:

  • Poststroke depression (PSD) is a frequent complication affecting stroke survivors' quality of life.
  • The exact causes of PSD are not fully understood, necessitating further research.

Purpose of the Study:

  • To review recent literature (2021-2025) on PSD pathophysiology and treatment.
  • To synthesize current understanding of PSD mechanisms and therapeutic strategies.

Main Methods:

  • Narrative literature review of studies from PubMed, Web of Science, and CNKI.
  • Focus on research published between 2021 and 2025.

Main Results:

  • Advances in neuroscience, immunology, and gut microbiome research illuminate PSD mechanisms, including HPA axis and neuroinflammation interactions.
  • Novel treatments show promise, including Traditional Chinese Medicine (TCM) and combination therapies like acupuncture with rTMS.

Conclusions:

  • PSD involves complex factors: neurotransmitter imbalance, neuroinflammation, HPA axis dysregulation, gut-brain axis issues, and psychosocial elements.
  • Comprehensive strategies integrating novel therapies are crucial for effective PSD management.