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. 2021 Dec 31;12(1):55. doi: 10.3390/membranes12010055

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© 2021 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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EV isolations by PEG-coated magnetic nanoparticles. (a) The structure of magnetic nanoparticles modified with branched PEG (b) Protein trapped by the reticular structures of PEG and the holes formed by agglomerates of magnetic nanoparticles (c) Proteins are removed by magnet. This figure was adopted from reference [90].