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. 2019 Nov 7;19:281. doi: 10.1186/s12935-019-0990-z

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© The Author(s) 2019

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 2 — Exosomes could be assimilated and internalized by ovarian cancer cells. a Exosomes from SKOV3 cell line observed under a transmission electron microscope; b exosome marker proteins CD9, CD63 and TSG101 were detected by Western blot analysis, SKOV3 indicated that the exosomes were derived from SKOV3 cells; c uptake of exosomes from SKOV3 observed under a confocal microscopy: PKH67 (green fluorescence) marked the exosomes, DAPI (blue fluorescence) stained the nucleus, the co-localization of fluorescence was observed by Merge