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Massively-multiplexed epitope mapping techniques for viral antigen discovery.

Diya Hu1, Aaron T Irving2,3,4,5

  • 1Zhejiang University-University of Edinburgh Institute, Zhejiang University School of Medicine, Zhejiang University, Haining, China.

Frontiers in Immunology
|October 11, 2023
PubMed
Summary

Mapping viral epitopes is crucial for understanding adaptive immunity, disease diagnosis, vaccine design, and immunotherapy. Recent advances in high-throughput sequencing enable multiplexed epitope mapping for viral antigen discovery.

Keywords:
B cellT cellepitopeepitope mappingphage-display

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Area of Science:

  • Immunology
  • Virology
  • Molecular Biology

Background:

  • Viral infections activate adaptive immunity through lymphocyte-antigen interactions.
  • Epitopes are key antigenic sites that bind antibodies or receptors, initiating immune responses.
  • Understanding epitope complexity is vital for disease diagnosis, vaccine development, and immunotherapy.

Purpose of the Study:

  • To review the principles, advantages, and disadvantages of modern epitope mapping techniques.
  • To highlight recent advancements in multiplexed epitope mapping for viral antigen discovery.

Main Methods:

  • Review of current literature on epitope mapping.
  • Discussion of high-throughput sequencing, bacteriophage-display libraries, and deep mutational scanning.
  • Examples of viral antigen discovery using these techniques.

Main Results:

  • Epitope mapping techniques have evolved towards multiplexed, high-throughput approaches.
  • Advanced methods like bacteriophage display and deep mutational scanning offer new possibilities.
  • These techniques are instrumental in identifying viral antigens.

Conclusions:

  • Epitope mapping is a rapidly advancing field crucial for immunology and therapeutic development.
  • Multiplexed and high-throughput methods are transforming viral antigen discovery.
  • Continued research in epitope mapping will drive progress in vaccines and immunotherapy.