Perspectives in Manipulating EVs for Therapeutic Applications: Focus on Cancer Treatment

Extracellular vesicles (EVs) receive special attention from oncologists due to their assumed usefulness as prognostic markers, vaccines to induce anti-cancer immune response, and physiological delivery tools. The latter application, which supports the reduction of side effects of treatment, is still...

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Main Authors: Katarzyna Nazimek, Krzysztof Bryniarski
Format: Article
Language:English
Published: MDPI AG 2020-06-01
Series:International Journal of Molecular Sciences
Subjects:
Online Access:https://www.mdpi.com/1422-0067/21/13/4623
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author Katarzyna Nazimek
Krzysztof Bryniarski
author_facet Katarzyna Nazimek
Krzysztof Bryniarski
author_sort Katarzyna Nazimek
collection DOAJ
description Extracellular vesicles (EVs) receive special attention from oncologists due to their assumed usefulness as prognostic markers, vaccines to induce anti-cancer immune response, and physiological delivery tools. The latter application, which supports the reduction of side effects of treatment, is still fraught with many challenges, including established methods for loading EVs with selected cargo and directing them towards target cells. EVs could be loaded with selected cargo either in vitro using several physicochemical techniques, or in vivo by modification of parental cell, which may have an advantage over in vitro procedures, since some of them significantly influence EVs’ properties. Otherwise, our research findings suggest that EVs could be passively supplemented with micro RNAs (miRNAs) or miRNA antagonists to induce expected biological effect. Furthermore, our observations imply that antigen-specific antibody light chains could coat the surface of EVs to increase the specificity of cell targeting. Finally, the route of EVs’ administration also determines their bioavailability and eventually induced therapeutic effect. Besides, EV membrane lipids may possibly possess immune adjuvant activity. The review summarizes the current knowledge on the possibilities to manipulate EVs to use them as a delivery tool, with the special emphasis on anti-cancer therapy.
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spelling doaj.art-d0f8c98e10ae4755b02643950d104bae2023-11-20T05:18:49ZengMDPI AGInternational Journal of Molecular Sciences1661-65961422-00672020-06-012113462310.3390/ijms21134623Perspectives in Manipulating EVs for Therapeutic Applications: Focus on Cancer TreatmentKatarzyna Nazimek0Krzysztof Bryniarski1Department of Immunology, Faculty of Medicine, Jagiellonian University Medical College, 31-121 Krakow, PolandDepartment of Immunology, Faculty of Medicine, Jagiellonian University Medical College, 31-121 Krakow, PolandExtracellular vesicles (EVs) receive special attention from oncologists due to their assumed usefulness as prognostic markers, vaccines to induce anti-cancer immune response, and physiological delivery tools. The latter application, which supports the reduction of side effects of treatment, is still fraught with many challenges, including established methods for loading EVs with selected cargo and directing them towards target cells. EVs could be loaded with selected cargo either in vitro using several physicochemical techniques, or in vivo by modification of parental cell, which may have an advantage over in vitro procedures, since some of them significantly influence EVs’ properties. Otherwise, our research findings suggest that EVs could be passively supplemented with micro RNAs (miRNAs) or miRNA antagonists to induce expected biological effect. Furthermore, our observations imply that antigen-specific antibody light chains could coat the surface of EVs to increase the specificity of cell targeting. Finally, the route of EVs’ administration also determines their bioavailability and eventually induced therapeutic effect. Besides, EV membrane lipids may possibly possess immune adjuvant activity. The review summarizes the current knowledge on the possibilities to manipulate EVs to use them as a delivery tool, with the special emphasis on anti-cancer therapy.https://www.mdpi.com/1422-0067/21/13/4623anti-oncomiRsanti-tumor immune responseanti-tumor therapydrug deliveryextracellular vesiclesexosomes
spellingShingle Katarzyna Nazimek
Krzysztof Bryniarski
Perspectives in Manipulating EVs for Therapeutic Applications: Focus on Cancer Treatment
International Journal of Molecular Sciences
anti-oncomiRs
anti-tumor immune response
anti-tumor therapy
drug delivery
extracellular vesicles
exosomes
title Perspectives in Manipulating EVs for Therapeutic Applications: Focus on Cancer Treatment
title_full Perspectives in Manipulating EVs for Therapeutic Applications: Focus on Cancer Treatment
title_fullStr Perspectives in Manipulating EVs for Therapeutic Applications: Focus on Cancer Treatment
title_full_unstemmed Perspectives in Manipulating EVs for Therapeutic Applications: Focus on Cancer Treatment
title_short Perspectives in Manipulating EVs for Therapeutic Applications: Focus on Cancer Treatment
title_sort perspectives in manipulating evs for therapeutic applications focus on cancer treatment
topic anti-oncomiRs
anti-tumor immune response
anti-tumor therapy
drug delivery
extracellular vesicles
exosomes
url https://www.mdpi.com/1422-0067/21/13/4623
work_keys_str_mv AT katarzynanazimek perspectivesinmanipulatingevsfortherapeuticapplicationsfocusoncancertreatment
AT krzysztofbryniarski perspectivesinmanipulatingevsfortherapeuticapplicationsfocusoncancertreatment