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Related Concept Videos

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Related Experiment Video

Updated: Aug 15, 2025

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The gut microbiota-astrocyte axis: Implications for type 2 diabetic cognitive dysfunction.

Zi-Han Li1, Ya-Yi Jiang1, Cai-Yi Long1

  • 1Hospital of Chengdu University of Traditional Chinese Medicine, Chengdu, China.

CNS Neuroscience & Therapeutics
|January 5, 2023
PubMed
Summary
This summary is machine-generated.

Diabetic cognitive dysfunction (DCD) involves gut microbiota and astrocyte interactions. This "gut microbiota-astrocyte" axis contributes to neurocognitive decline in type 2 diabetes mellitus.

Keywords:
astrocytesbrain-gut axisdiabetes cognitive dysfunctiongut microbiota

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Area of Science:

  • Neuroscience
  • Metabolic Disorders
  • Microbiology

Background:

  • Diabetic cognitive dysfunction (DCD) is a serious complication of type 2 diabetes mellitus, impacting elderly quality of life.
  • Traditional research focused on neuronal pathology, but astrocytes are now recognized as key players in metabolism and cognitive function.
  • Gut microbiota dysbiosis is linked to metabolic diseases and can influence astrocyte activation, suggesting a novel pathway in DCD.

Purpose of the Study:

  • To review the pathological mechanisms of DCD linked to the "gut microbiota-astrocyte" axis.
  • To explore the roles of peripheral and central inflammation, barrier dysfunction, and metabolic disorders.
  • To identify potential therapeutic targets for DCD.

Main Methods:

  • Literature review focusing on the "gut microbiota-astrocyte" axis in DCD.
  • Analysis of pathological processes including inflammation and barrier integrity.
  • Examination of systemic and brain energy metabolism.

Main Results:

  • The "gut microbiota-astrocyte" axis is a critical pathway in DCD.
  • This axis involves inflammation, gut and blood-brain barrier dysfunction, and metabolic dysregulation.
  • Gut microbes and their metabolites can activate astrocytes, contributing to DCD.

Conclusions:

  • The "gut microbiota-astrocyte" axis plays a central role in the pathology of DCD.
  • This axis represents a bidirectional crosstalk within the brain-gut axis.
  • Understanding this pathway offers potential therapeutic strategies for DCD in diabetes mellitus.