Aaron E. Chiou, Ph.D.

Postdoctoral Research Fellow


Curriculum vitae



Departments of Biomedical Data Science and of Radiology

Stanford University



Supported Membrane Platform to Assess Surface Interactions between Extracellular Vesicles and Stromal Cells.


Journal article


Johana Uribe, Han-Yuan Liu, Zeinab Mohamed, Aaron E. Chiou, C. Fischbach, S. Daniel
ACS biomaterials science & engineering, 2020

Semantic Scholar DOI PubMed
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APA   Click to copy
Uribe, J., Liu, H.-Y., Mohamed, Z., Chiou, A. E., Fischbach, C., & Daniel, S. (2020). Supported Membrane Platform to Assess Surface Interactions between Extracellular Vesicles and Stromal Cells. ACS Biomaterials Science &Amp; Engineering.


Chicago/Turabian   Click to copy
Uribe, Johana, Han-Yuan Liu, Zeinab Mohamed, Aaron E. Chiou, C. Fischbach, and S. Daniel. “Supported Membrane Platform to Assess Surface Interactions between Extracellular Vesicles and Stromal Cells.” ACS biomaterials science & engineering (2020).


MLA   Click to copy
Uribe, Johana, et al. “Supported Membrane Platform to Assess Surface Interactions between Extracellular Vesicles and Stromal Cells.” ACS Biomaterials Science &Amp; Engineering, 2020.


BibTeX   Click to copy

@article{johana2020a,
  title = {Supported Membrane Platform to Assess Surface Interactions between Extracellular Vesicles and Stromal Cells.},
  year = {2020},
  journal = {ACS biomaterials science & engineering},
  author = {Uribe, Johana and Liu, Han-Yuan and Mohamed, Zeinab and Chiou, Aaron E. and Fischbach, C. and Daniel, S.}
}

Abstract

Extracellular vesicles (EVs) are membrane-encapsulated particles secreted by eukaryotic cells that stimulate cell communication and horizontal cargo exchange. EV interactions with stromal cells can result in molecular changes in the recipient cell and, in some cases, lead to disease progression. However, mechanisms leading to these changes are poorly understood. A few model systems are available for studying the outcomes of surface interactions between EV membranes with stromal cells. Here, we created a hybrid supported bilayer incorporating EVs membrane material, called an extracellular vesicle supported bilayer, EVSB. Using EVSBs, we investigated the surface interactions between breast cancer EVs and adipose-derived stem cells (ADSCs) by culturing ADSCs on EVSBs and analyzing cell adhesion, spreading, viability, vascular endothelial growth factor (VEGF) secretion, and myofibroblast differentiation. Results show that cell viability, adhesion, spreading, and proangiogenic activity were enhanced, conditions that promote oncogenic activity, but cell differentiation was not. This model system could be used to develop therapeutic strategies to limit EV-ADSC interactions and proangiogenic conditions. Finally, this model system is not limited to the study of cancer but can be used to study surface interactions between EVs from any origin and any target cell to investigate EV mechanisms leading to cellular changes in other diseases.


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