Modulation of Immunoregulatory Properties of Mesenchymal Stromal Cells by Toll-Like Receptors: Potential Applications on GVHD

In the last decade, the immunomodulatory properties of mesenchymal stromal cells (MSCs) have attracted a lot of attention, due to their potential applicability in the treatment of graft-versus-host disease (GVHD), a condition frequently associated with opportunistic infections. The present review ad...

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Main Authors: Bruno Sangiorgi, Rodrigo Alexandre Panepucci
Format: Article
Language:English
Published: Wiley 2016-01-01
Series:Stem Cells International
Online Access:http://dx.doi.org/10.1155/2016/9434250
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author Bruno Sangiorgi
Rodrigo Alexandre Panepucci
author_facet Bruno Sangiorgi
Rodrigo Alexandre Panepucci
author_sort Bruno Sangiorgi
collection DOAJ
description In the last decade, the immunomodulatory properties of mesenchymal stromal cells (MSCs) have attracted a lot of attention, due to their potential applicability in the treatment of graft-versus-host disease (GVHD), a condition frequently associated with opportunistic infections. The present review addresses how Pathogen-Associated Molecular Patterns (PAMPS) modulate the immunosuppressive phenotype of human MSCs by signaling through Toll-like receptors (TLRs). Overall, we observed that regardless of the source tissue, human MSCs express TLR2, TLR3, TLR4, and TLR9. Stimulation of distinct TLRs on MSCs elicits distinct inflammatory signaling pathways, differentially influencing the expression of inflammatory factors and the ability of MSCs to suppress the proliferation of immune system cells. The capacity to enhance the immunosuppressive phenotype of MSCs through TLRs stimulation might be properly elucidated in order to improve the MSC-based immunotherapy against GVHD.
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spelling doaj-art-3b2003ef0544404d99c53c4c3fa967ce2025-02-03T01:23:02ZengWileyStem Cells International1687-966X1687-96782016-01-01201610.1155/2016/94342509434250Modulation of Immunoregulatory Properties of Mesenchymal Stromal Cells by Toll-Like Receptors: Potential Applications on GVHDBruno Sangiorgi0Rodrigo Alexandre Panepucci1Genetics Department, Ribeirão Preto Medical School, University of São Paulo, São Paulo, SP, BrazilGenetics Department, Ribeirão Preto Medical School, University of São Paulo, São Paulo, SP, BrazilIn the last decade, the immunomodulatory properties of mesenchymal stromal cells (MSCs) have attracted a lot of attention, due to their potential applicability in the treatment of graft-versus-host disease (GVHD), a condition frequently associated with opportunistic infections. The present review addresses how Pathogen-Associated Molecular Patterns (PAMPS) modulate the immunosuppressive phenotype of human MSCs by signaling through Toll-like receptors (TLRs). Overall, we observed that regardless of the source tissue, human MSCs express TLR2, TLR3, TLR4, and TLR9. Stimulation of distinct TLRs on MSCs elicits distinct inflammatory signaling pathways, differentially influencing the expression of inflammatory factors and the ability of MSCs to suppress the proliferation of immune system cells. The capacity to enhance the immunosuppressive phenotype of MSCs through TLRs stimulation might be properly elucidated in order to improve the MSC-based immunotherapy against GVHD.http://dx.doi.org/10.1155/2016/9434250
spellingShingle Bruno Sangiorgi
Rodrigo Alexandre Panepucci
Modulation of Immunoregulatory Properties of Mesenchymal Stromal Cells by Toll-Like Receptors: Potential Applications on GVHD
Stem Cells International
title Modulation of Immunoregulatory Properties of Mesenchymal Stromal Cells by Toll-Like Receptors: Potential Applications on GVHD
title_full Modulation of Immunoregulatory Properties of Mesenchymal Stromal Cells by Toll-Like Receptors: Potential Applications on GVHD
title_fullStr Modulation of Immunoregulatory Properties of Mesenchymal Stromal Cells by Toll-Like Receptors: Potential Applications on GVHD
title_full_unstemmed Modulation of Immunoregulatory Properties of Mesenchymal Stromal Cells by Toll-Like Receptors: Potential Applications on GVHD
title_short Modulation of Immunoregulatory Properties of Mesenchymal Stromal Cells by Toll-Like Receptors: Potential Applications on GVHD
title_sort modulation of immunoregulatory properties of mesenchymal stromal cells by toll like receptors potential applications on gvhd
url http://dx.doi.org/10.1155/2016/9434250
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