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Paramyxoviruses for Tumor-targeted Immunomodulation: Design and Evaluation Ex Vivo
Published on: January 7, 2019
Virus-like Particles for TEM Regulation and Antitumor Therapy
Zhu Yang1,2, Yongjie Chi1,2, Jiaxin Bao1,3
1Key Laboratory of Green Process and Engineering, State Key Laboratory of Biochemical Engineering, Institute of Process Engineering, Chinese Academy of Sciences, Beijing 100190, China.
Abstract:
Tumor development and metastasis are intimately associated with the tumor microenvironment (TME), and it is difficult for vector-restricted drugs to act on the TME for long-term cancer immunotherapy. Virus-like particles (VLPs) are nanocage structures self-assembled from nucleic acid free viral proteins. Most VLPs range from 20-200 nm in diameter and can naturally drain into lymph nodes to induce robust humoral immunity. As natural nucleic acid nanocarriers, their surfaces can also be genetically or chemically modified to achieve functions such as TME targeting. This review focuses on the design ideas of VLP as nanocarriers and the progress of their research in regulating TME.
Insights
Virus-like particles (VLPs) offer a novel nanocarrier solution for cancer immunotherapy, overcoming drug delivery challenges within the tumor microenvironment (TME). Their design allows for TME targeting to enhance long-term cancer treatment efficacy.
Area of Science:
- Biotechnology
- Nanomedicine
- Immunology
Background:
- Tumor development and metastasis are linked to the tumor microenvironment (TME).
- Conventional vector-restricted drugs face challenges in achieving long-term efficacy within the TME for cancer immunotherapy.
- Virus-like particles (VLPs) are emerging as promising nanocarriers for therapeutic applications.
Purpose of the Study:
- To review the design principles of virus-like particles (VLPs) as nanocarriers.
- To explore the advancements in utilizing VLPs for regulating the tumor microenvironment (TME) in cancer immunotherapy.
Main Methods:
- Review of scientific literature on VLP design and TME targeting strategies.
- Analysis of VLP properties, including size, self-assembly, and immunogenicity.
- Examination of VLP surface modification techniques for enhanced TME interaction.
Main Results:
- VLPs, self-assembled from viral proteins, range from 20-200 nm and can induce humoral immunity.
- VLP surfaces can be genetically or chemically modified for targeted delivery to the TME.
- VLPs demonstrate potential for overcoming drug delivery limitations in cancer immunotherapy.
Conclusions:
- Virus-like particles (VLPs) present a versatile platform for nanocarrier development in cancer immunotherapy.
- Targeted VLP delivery to the TME is a key strategy for enhancing therapeutic outcomes.
- Further research into VLP design and functionalization is crucial for advancing cancer treatment.
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