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Updated: Aug 23, 2025

Network Pharmacology and Validation of the Antidepressant Mechanisms of Qiangzhifang in a Chronic Restraint Stress-induced Depression Rat Model
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Nrf2: An all-rounder in depression.

Chengchao Zuo1, Huan Cao1, Yu Song1

  • 1Department of Neurology, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, No.1095 Jiefang Road, Wuhan, 430030, Hubei, China.

Redox Biology
|November 6, 2022
PubMed
Summary
This summary is machine-generated.

The nuclear factor erythroid 2-related factor 2 (Nrf2) pathway is crucial for combating oxidative stress in depression. Activating Nrf2 shows antidepressant effects by regulating key pathological processes involved in depression.

Keywords:
AutophagyDepressionFerroptosisNeuroinflammationNrf2Oxidative stress

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Area of Science:

  • Neuroscience
  • Biochemistry
  • Pharmacology

Background:

  • Homeostasis relies on the balance between oxidation and antioxidant processes.
  • Disruption of this balance, leading to oxidative stress, contributes to depression through mechanisms like mitochondrial dysfunction, neuroinflammation, and ferroptosis.
  • The nuclear factor erythroid 2-related factor 2 (Nrf2) is a key regulator of the cellular antioxidant defense system.

Purpose of the Study:

  • To review the critical role of Nrf2 in depression.
  • To elucidate the mechanisms by which Nrf2 regulates oxidative stress and associated pathological processes in depression treatment.
  • To summarize compounds that target Nrf2 for depression therapy.

Main Methods:

  • Literature review focusing on the role of Nrf2 in depression.
  • Analysis of Nrf2's regulatory functions in oxidative stress and related pathological pathways.
  • Compilation of natural and synthetic compounds targeting Nrf2 for therapeutic applications.

Main Results:

  • Nrf2 activation demonstrates antidepressant effects.
  • Nrf2 regulates antioxidant genes, mitigating oxidative stress and its damaging effects.
  • Nrf2 directly influences genes involved in pathological processes relevant to depression, such as neuroinflammation and ferroptosis.

Conclusions:

  • Targeting Nrf2 presents significant therapeutic potential for depression treatment.
  • Understanding Nrf2's mechanisms offers new insights for developing novel depression therapies.
  • Further research into Nrf2 activation could provide a basis for clinical translation in depression management.