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Updated: Sep 2, 2025

In Vivo Immunogenicity Screening of Tumor-Derived Extracellular Vesicles by Flow Cytometry of Splenic T Cells
Published on: September 23, 2021
Extracellular vesicles: emerging anti-cancer drugs and advanced functionalization platforms for cancer therapy
Manling Wu1,2, Min Wang3, Haoyuan Jia4
1Department of Clinical Laboratory, The First Affiliated Hospital of UST C, Division of Life Sciences and Medicine, University of Science and Technology of China, Hefei, Anhui, P.R. China.
Abstract:
Increasing evidences show that unmodified extracellular vesicles (EVs) derived from various cells can effectively inhibit the malignant progression of different types of tumors by delivering the bioactive molecules. Therefore, EVs are expected to be developed as emerging anticancer drugs. Meanwhile, unmodified EVs as an advanced and promising nanocarrier that is frequently used in targeted delivery therapeutic cargos and personalized reagents for the treatment and diagnosis of cancer. To improve the efficacy of EV-based treatments, researchers are trying to engineering EVs as an emerging nanomedicine translational therapy platform through biological, physical and chemical approaches, which can be broaden and altered to enhance their therapeutic capability. EVs loaded with therapeutic components such as tumor suppressor drugs, siRNAs, proteins, peptides, and conjugates exhibit significantly enhanced anti-tumor effects. Moreover, the design and preparation of tumor-targeted modified EVs greatly enhance the specificity and effectiveness of tumor therapy, and these strategies are expected to become novel ideas for tumor precision medicine. This review will focus on reviewing the latest research progress of functionalized EVs, clarifying the superior biological functions and powerful therapeutic potential of EVs, for researchers to explore new design concepts based on EVs and build next-generation nanomedicine therapeutic platforms.
Insights
Extracellular vesicles (EVs) show promise as cancer drugs, inhibiting tumor growth. Engineering these nanocarriers enhances their therapeutic potential for precision medicine.
Area of Science:
- Biomedical Engineering
- Nanomedicine
- Oncology
Background:
- Extracellular vesicles (EVs) derived from various cells demonstrate potential in inhibiting tumor progression by delivering bioactive molecules.
- EVs serve as promising nanocarriers for targeted delivery of therapeutic agents and diagnostic reagents in cancer treatment.
- Current research focuses on engineering EVs to enhance their therapeutic efficacy and broaden their applications in nanomedicine.
Purpose of the Study:
- To review the latest advancements in functionalized extracellular vesicles (EVs) for cancer therapy.
- To elucidate the biological functions and therapeutic potential of engineered EVs.
- To explore novel design concepts for next-generation nanomedicine therapeutic platforms based on EVs.
Main Methods:
- Review of current literature on extracellular vesicle (EV) engineering strategies.
- Analysis of biological, physical, and chemical modification approaches for EVs.
- Examination of therapeutic cargos (drugs, siRNAs, proteins, peptides) loaded into EVs.
Main Results:
- Functionalized EVs loaded with therapeutic components exhibit enhanced anti-tumor effects.
- Tumor-targeted modified EVs significantly improve the specificity and effectiveness of cancer therapy.
- Engineered EVs represent a promising platform for precision medicine and advanced nanomedicine.
Conclusions:
- Engineered extracellular vesicles (EVs) offer significant therapeutic potential for cancer treatment.
- Functionalization strategies enhance the anti-tumor efficacy and targeting capabilities of EVs.
- EV-based nanomedicine platforms are crucial for developing next-generation cancer therapies and precision medicine.
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