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Cited by 444

The DOI matches its Crossref record; 6 of the 6 references it cites were found in a registry or an index.

Importance of exosome depletion protocols to eliminate functional and RNA‐containing extracellular vesicles from fetal bovine serum

Open access
Shelke, Ganesh Vilas, Lässer, Cecilia, Gho, Yong Song, Lötvall, Jan·2014·Journal of Extracellular Vesicles

Abstract

Extracellular vesicles (EVs), including the nano‐sized exosomes, have the capacity to transfer multiple functional molecules between cells. In cell culture experiments, fetal bovine serum (FBS) is often used to supplement cell culture medium as a nutrient, but it is important to know that the FBS also contain significant quantities of EVs. The aim of the current study was to determine whether the FBS EVs can influence cultured cell phenotype, and secondly to determine the efficiency of FBS‐EV elimination protocols. Firstly, FBS that had not been depleted of EVs induced a migratory phenotype in a lung cancer epithelial cell line (A549 cells), an effect that could be mimicked by isolated FBS EVs alone. FBS‐derived EVs also contained RNA, which was protected from consecutive proteinase K and RNase A treatment. Comparison of common isolation protocols suggested that an 18‐hour centrifugation period eliminates approximately 95% of RNA‐containing FBS EVs, whereas a 1.5‐hour protocol is insufficient. In conclusion, this study shows that FBS EVs substantially influence cultured cell behaviour, but also that they can be virtually removed by an 18‐hour ultracentrifugation protocol.

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Metadata

Authors
Shelke, G. V., Lässer, C., Gho, Y. S., & Lötvall, J.
Venue
Journal of Extracellular Vesicles
Publisher
Wiley
Published
2014-01
Volume
3
Issue
1
ISSN
2001-3078 (ISSN-L)
OpenAlex
W2167591654
Cited by
444
References
6
FWCI
10.34
Type
journal article
Language
en
Open access
gold

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CoChat. (2026). Citation check: Importance of exosome depletion protocols to eliminate functional and RNA‐containing extracellular vesicles from fetal bovine serum. https://app.cochat.ai/papers/10.3402/jev.v3.24783
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Shelke, G. V., Lässer, C., Gho, Y. S., & Lötvall, J. (2014). Importance of exosome depletion protocols to eliminate functional and RNA‐containing extracellular vesicles from fetal bovine serum. Journal of Extracellular Vesicles. https://doi.org/10.3402/jev.v3.24783

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.