How Epstein-Barr Virus Evades the Immune System
Author Information
Author(s): Zuo Jianmin, Currin Andrew, Griffin Bryan D., Shannon-Lowe Claire, Thomas Wendy A., Ressing Maaike E., Wiertz Emmanuel J. H. J., Rowe Martin
Primary Institution: Cancer Research-UK Institute for Cancer Studies, School of Cancer Sciences, University of Birmingham, Edgbaston, Birmingham, United Kingdom
Hypothesis
Does the BILF1 protein of Epstein-Barr Virus (EBV) interfere with MHC class I antigen processing to evade immune detection?
Conclusion
The BILF1 protein of EBV reduces MHC class I levels on the cell surface, impairing CD8+ T cell recognition.
Supporting Evidence
- BILF1 reduces MHC class I levels on the cell surface.
- BILF1 inhibits CD8+ T cell recognition of EBV antigens.
- BILF1 associates with MHC class I molecules.
- BILF1 enhances the degradation of MHC class I via lysosomal pathways.
Takeaway
The Epstein-Barr virus has a special protein that helps it hide from the immune system by making it harder for the body to see it.
Methodology
The study involved transfecting cells with EBV genes and measuring MHC class I levels using flow cytometry.
Digital Object Identifier (DOI)
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