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Related Experiment Video

Updated: Jul 18, 2025

Purification of High Yield Extracellular Vesicle Preparations Away from Virus
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Updated Methods of Extracellular Vesicles Isolation.

Hongyun Wang1,2, Zijiang Yang2, Songwei Ai1

  • 1Institute of Geriatrics (Shanghai University), Affiliated Nantong Hospital of Shanghai University (The Sixth People's Hospital of Nantong), School of Medicine, Shanghai University, Nantong, China.

Advances in Experimental Medicine and Biology
|August 21, 2023
PubMed
Summary

This chapter details methods for isolating extracellular vesicles (EVs), which mediate cell communication. It covers extraction and purification techniques for EVs from various biofluids and tissues, aiding researchers in selecting appropriate methods.

Keywords:
BiofluidsExtracellular vesiclesIsolationTissues

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Area of Science:

  • Biotechnology
  • Cell Biology
  • Nanomedicine

Background:

  • Extracellular vesicles (EVs) are natural nanoparticles involved in intercellular communication.
  • EVs are secreted by most cells and found in biofluids like blood, urine, and milk.
  • Efficient isolation of EVs is crucial for studying their biological roles.

Purpose of the Study:

  • To summarize conventional and novel methods for EV extraction and purification.
  • To provide guidance on selecting appropriate EV isolation techniques based on biofluid or tissue source and downstream applications.
  • To expand the understanding of EV isolation from diverse biological samples.

Main Methods:

  • Review of established and emerging EV isolation techniques.
  • Detailed procedures for EV extraction from plasma, urine, milk, and saliva.
  • Methods for EV purification from brain, intestinal, muscle, and heart tissues.

Main Results:

  • Comprehensive overview of EV isolation strategies.
  • Discussion on method selection criteria for different sample types.
  • Highlighting the importance of purification for downstream analyses.

Conclusions:

  • Effective isolation and purification of EVs are essential for their study.
  • This chapter provides a valuable resource for researchers working with EVs from various sources.
  • Understanding EV isolation techniques enhances their application in diagnostics and therapeutics.