Extracellular vesicles (EVs) are nanovesicles that are naturally released from cells in a lipid bilayer-bound form. A subset population with a size of 200 nm, small EVs (sEVs), is enticing in many ways. Initially perceived as mere waste receptacles, sEVs have revealed other biological functions, such as cell-to-cell signal transduction and communication. Besides their notable biological functions, sEVs have profound advantages as future drug modalities: (i) excellent biocompatibility, (ii) high stability, and (iii) the potential to carry undruggable macromolecules as cargo. Indeed, many biopharmaceutical companies are utilizing sEVs, not only as diagnostic biomarkers but as therapeutic drugs. However, as all inchoate fields are challenging, there are limitations and hindrances in the clinical translation of sEV therapeutics. In this review, we summarize different types of sEV therapeutics, future improvements, and current strategies in large-scale production.
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http://dx.doi.org/10.3390/pharmaceutics15020325 | DOI Listing |
Commun Biol
December 2024
Department of Vascular surgery, The Third Xiangya Hospital Central South University, Changsha, 410000, Hunan Province, PR China.
Diabetic foot ulcer (DFU) is a common but devastating complication of diabetes mellitus and might ultimately lead to amputation. Elucidating the regulatory mechanism of wound healing in DFU is quite important for developing DFU management strategies. Here, we show, mecenchymal stem cell (MSC)-derived exosomes promoted the proliferation, migration and angiogenesis of high glucose-treated endothelial cells and reduced cell apoptosis.
View Article and Find Full Text PDFChin J Nat Med
December 2024
State Key Laboratory of Natural Medicines, Department of Biomedical Engineering, School of Engineering, China Pharmaceutical University, Nanjing 211198, China. Electronic address:
Exosomes (exos), nanoscale extracellular vesicles, play a critical role in tissue development and function. Stem cell-derived exos, containing various tissue repair components, show promise as natural therapeutic agents in disease treatment and regenerative medicine. However, challenges persist in their application, particularly in targeted delivery and controlled release, which are crucial for enhancing their biological efficacy.
View Article and Find Full Text PDFJ Cancer Res Clin Oncol
December 2024
Institute of Medical Biology, Genetics and Clinical Genetics, Faculty of Medicine, Comenius University, Bratislava, Slovakia.
Despite significant advances in immunotherapy, its efficacy in solid tumors remains limited. Exosomes, a primary type of extracellular vesicles, can transport diverse intracellular molecules to nearby or distant cells and organs, facilitating numerous biological functions. Research has shown that exosomes have the dual ability to both activate and suppress the immune system.
View Article and Find Full Text PDFMol Biol Rep
December 2024
Department of Immunology, Faculty of Medicine, Tabriz University of Medical Sciences, Tabriz, Iran.
Colorectal cancer (CRC) ranks as the third most common cancer worldwide and remains a major cause of cancer-related deaths, necessitating the development of innovative therapeutic approaches beyond conventional treatment modalities. Conventional therapies, such as radiation, chemotherapy, and surgery, are hindered by challenges like imprecise targeting, substantial toxicity, and the development of resistance. Exosome-driven nano-immunotherapy has emerged as a groundbreaking approach that leverages the natural properties of exosomes-cell-derived vesicles known for their role in intercellular communication-to deliver therapeutic agents with high precision and specificity.
View Article and Find Full Text PDFJ Extracell Vesicles
December 2024
Oncode Institute and Department of Cell and Chemical Biology, Leiden University Medical Center, Leiden, Netherlands.
Extracellular vesicles (EVs) are important mediators of intercellular communication in the tumour microenvironment. The cytokine transforming growth factor-β (TGF-β) facilitates cancer progression via EVs secreted by cancer cells, which act on recipient cells in the tumour microenvironment. However, the mechanisms of how TGF-β affects cancer cell EV release and composition are incompletely understood.
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