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Analysis of Extracellular Vesicle-Associated Proteoglycans

Poças, Juliana and Belting, Mattias LU (2023) In Methods in molecular biology (Clifton, N.J.) 2619. p.125-139
Abstract

Extracellular vesicles (EVs) have emerged as a central mechanism of intercellular communication in physiology and disease. EVs participate in paracrine exchange of nucleic acids as well as lipids, proteins, and glycans to elicit a complex biological response in target cells. Proteoglycans (PGs) are widely expressed in EV-producing cells and are sorted to the membrane of secreted EVs to participate in some of the key processes in EV-mediated signaling. Most notably, PGs mainly of the heparan sulfate (HS) type are involved in EV biogenesis and cellular uptake of EVs through endocytic processes. EV-associated PGs may serve as short- and long-range chaperones of signaling molecules with potential implications for intercellular information... (More)

Extracellular vesicles (EVs) have emerged as a central mechanism of intercellular communication in physiology and disease. EVs participate in paracrine exchange of nucleic acids as well as lipids, proteins, and glycans to elicit a complex biological response in target cells. Proteoglycans (PGs) are widely expressed in EV-producing cells and are sorted to the membrane of secreted EVs to participate in some of the key processes in EV-mediated signaling. Most notably, PGs mainly of the heparan sulfate (HS) type are involved in EV biogenesis and cellular uptake of EVs through endocytic processes. EV-associated PGs may serve as short- and long-range chaperones of signaling molecules with potential implications for intercellular information exchange, most importantly in cancer development. This motivates the development of approaches targeting EV-HSPG interactions as a strategy in cancer treatment. Moreover, the importance of PG remodeling and alterations in their expression in cancer, together with the fact that EVs mimic their cell or tissue of origin, point at an important role of EV-associated PGs as disease biomarkers. Here, we provide methodological insights into the analysis of EV-PGs isolated from cell cultures as well as patient plasma liquid biopsy.

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author
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organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
Biomarker, Cancer, Extracellular vesicles, Proteoglycans, Proteomics
in
Methods in molecular biology (Clifton, N.J.)
volume
2619
pages
15 pages
publisher
Springer
external identifiers
  • pmid:36662467
  • scopus:85147045850
ISSN
1940-6029
DOI
10.1007/978-1-0716-2946-8_10
language
English
LU publication?
yes
id
3e38df82-874d-4c8d-91cc-9d7a541e20d0
date added to LUP
2023-02-13 10:49:52
date last changed
2024-06-13 23:31:32
@article{3e38df82-874d-4c8d-91cc-9d7a541e20d0,
  abstract     = {{<p>Extracellular vesicles (EVs) have emerged as a central mechanism of intercellular communication in physiology and disease. EVs participate in paracrine exchange of nucleic acids as well as lipids, proteins, and glycans to elicit a complex biological response in target cells. Proteoglycans (PGs) are widely expressed in EV-producing cells and are sorted to the membrane of secreted EVs to participate in some of the key processes in EV-mediated signaling. Most notably, PGs mainly of the heparan sulfate (HS) type are involved in EV biogenesis and cellular uptake of EVs through endocytic processes. EV-associated PGs may serve as short- and long-range chaperones of signaling molecules with potential implications for intercellular information exchange, most importantly in cancer development. This motivates the development of approaches targeting EV-HSPG interactions as a strategy in cancer treatment. Moreover, the importance of PG remodeling and alterations in their expression in cancer, together with the fact that EVs mimic their cell or tissue of origin, point at an important role of EV-associated PGs as disease biomarkers. Here, we provide methodological insights into the analysis of EV-PGs isolated from cell cultures as well as patient plasma liquid biopsy.</p>}},
  author       = {{Poças, Juliana and Belting, Mattias}},
  issn         = {{1940-6029}},
  keywords     = {{Biomarker; Cancer; Extracellular vesicles; Proteoglycans; Proteomics}},
  language     = {{eng}},
  pages        = {{125--139}},
  publisher    = {{Springer}},
  series       = {{Methods in molecular biology (Clifton, N.J.)}},
  title        = {{Analysis of Extracellular Vesicle-Associated Proteoglycans}},
  url          = {{http://dx.doi.org/10.1007/978-1-0716-2946-8_10}},
  doi          = {{10.1007/978-1-0716-2946-8_10}},
  volume       = {{2619}},
  year         = {{2023}},
}