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Biomineralization-based virus shell-engineering: towards neutralization escape and tropism expansion
Xiaoyu Wang1, Yongqiang Deng, Shihua Li
1Department of Chemistry, Zhejiang University, Hangzhou, Zhejiang, 310027 China. xy_wang@zju.edu.cn
Biomineralization-based virus shell-engineering creates a biocompatible calcium phosphate shell on viruses. This Trojan virus strategy enhances infection, tropism, and immune escape for biomedical and material applications.
Area of Science:
- Biomaterials Science
- Nanotechnology
- Virology
Background:
- Virus particles are explored for biomedical and material applications.
- Surface modification is crucial for enhancing virus functionality and biocompatibility.
Purpose of the Study:
- To introduce Biomineralization-based Virus Shell-Engineering (BVSE) as a novel surface modification technique.
- To develop a biocompatible and biodegradable calcium phosphate (CaPi) shell onto virus particles.
Main Methods:
- Utilizing biomineralization processes to deposit calcium phosphate onto individual virus surfaces.
- Characterizing the resulting virus-CaPi constructs for structural integrity and properties.
Main Results:
- Successfully engineered virus particles with a CaPi shell using BVSE.
- Demonstrated enhanced infectivity, expanded tropism, and improved neutralization escape of the engineered viruses.
- Confirmed the biocompatibility and biodegradability of the CaPi shell.
Conclusions:
- BVSE is a viable strategy for creating advanced virus-based nanostructures.
- Trojan viruses with CaPi shells show significant potential for diverse applications in biomedicine and materials science.
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