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Related Concept Videos

Autophagy01:27

Autophagy

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Autophagy is a self-digesting process by which a cell protects itself from threats both within and outside the cell, ranging from abnormal proteins to invading bacteria. In this process, obsolete components of the cell and invading microbes are degraded by hydrolytic enzymes active in an acidic environment of the lysosomal lumen.
An autophagic pathway consists of a series of signaling events activated in response to diverse stress and physiological conditions such as food deprivation,...
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Evaluating Cell Death Signaling by Immunofluorescence in a Rat Model of Ischemic Stroke
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Autophagy and Hemorrhagic Stroke.

Yanlin Zhang1, Chunfeng Liu2

  • 1Department of Neurology, The Second Affiliated Hospital of Soochow University, Suzhou, China.

Advances in Experimental Medicine and Biology
|July 17, 2020
PubMed
Summary

Autophagy, a cellular process, occurs in brain tissue after hemorrhagic stroke, including cerebral hemorrhage and subarachnoid hemorrhage. Its precise role in brain injury and potential for clinical treatment require further investigation.

Keywords:
AutophagyCerebral hemorrhageSubarachnoid hemorrhage

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Area of Science:

  • Neuroscience
  • Cell Biology
  • Pathology

Background:

  • Hemorrhagic stroke encompasses cerebral hemorrhage and subarachnoid hemorrhage.
  • Autophagy is increasingly recognized in brain tissues following these stroke types.
  • The exact function and clinical implications of autophagy in hemorrhagic stroke remain unclear.

Purpose of the Study:

  • To review the mechanisms of brain injury in hemorrhagic stroke.
  • To discuss the alterations in the autophagy pathway post-hemorrhagic stroke.
  • To explore the role of autophagy in the pathogenesis of brain injury.

Main Methods:

  • Literature review of studies on autophagy and hemorrhagic stroke.
  • Analysis of cellular and molecular mechanisms of brain injury.
  • Discussion of the autophagy pathway's involvement.

Main Results:

  • Autophagy is demonstrably present in brain tissue after cerebral and subarachnoid hemorrhage.
  • The precise role of selective autophagy in clinical treatment is under investigation.
  • A consensus on autophagy's exact effect and function is yet to be established.

Conclusions:

  • Autophagy plays a role in the brain's response to hemorrhagic stroke.
  • Further research is needed to elucidate the mechanisms and therapeutic potential of autophagy.
  • Understanding autophagy is crucial for developing novel treatments for hemorrhagic stroke.