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Updated: May 1, 2026

Production, Purification, and Quality Control for Adeno-associated Virus-based Vectors
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Recombinant AAV Purification.

Pranav R H Joshi1, Alina Venereo-Sanchez2

  • 1Department of Bioengineering, McGill University, Montreal, QC, Canada.

Methods in Molecular Biology (Clifton, N.J.)
|July 1, 2024
PubMed
Summary
This summary is machine-generated.

This study presents a scalable immuno-affinity chromatography method for purifying adeno-associated virus (AAV) from insect cells. The process effectively removes impurities, offering a viable alternative to ultracentrifugation for AAV production.

Keywords:
AAV purificationClarificationImmune-affinity chromatographyInsect cell cultureRecombinant adeno-associated virusrBEV

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Area of Science:

  • Biotechnology
  • Virology
  • Process Engineering

Background:

  • Adeno-associated virus (AAV) purification is critical for its therapeutic applications.
  • Traditional methods like ultracentrifugation are often difficult to scale.
  • Contaminants such as host cell proteins and DNA must be removed.

Purpose of the Study:

  • To describe a scalable purification method for recombinant AAV (rAAV).
  • To evaluate immuno-affinity capture chromatography for rAAV purification from insect cells.
  • To provide an alternative to ultracentrifugation-based purification.

Main Methods:

  • Purification of rAAV produced in Sf9/rBEV insect cells.
  • Two-step process: depth filtration for clarification and immuno-affinity chromatography for capture.
  • Utilized immuno-affinity capture chromatography for selective AAV purification.

Main Results:

  • Successfully purified rAAV using immuno-affinity chromatography.
  • The method is fully scale-amenable.
  • Effective removal of host cell proteins, DNA, and other impurities.
  • Demonstrated successful purification for most wild-type AAV serotypes.

Conclusions:

  • Immuno-affinity chromatography offers a scalable and efficient method for rAAV purification.
  • This technique simplifies AAV production by replacing ultracentrifugation.
  • The method is broadly applicable to various wild-type AAV serotypes.