Mechanosensitive Regulation of Fibrosis

Cells in the human body experience and integrate a wide variety of environmental cues. A growing interest in tissue mechanics in the past four decades has shown that the mechanical properties of tissue drive key biological processes and facilitate disease development. However, tissue stiffness is no...

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Main Authors: Shuying Yang, Sergey V. Plotnikov
Format: Article
Language:English
Published: MDPI AG 2021-04-01
Series:Cells
Subjects:
Online Access:https://www.mdpi.com/2073-4409/10/5/994
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author Shuying Yang
Sergey V. Plotnikov
author_facet Shuying Yang
Sergey V. Plotnikov
author_sort Shuying Yang
collection DOAJ
description Cells in the human body experience and integrate a wide variety of environmental cues. A growing interest in tissue mechanics in the past four decades has shown that the mechanical properties of tissue drive key biological processes and facilitate disease development. However, tissue stiffness is not only a potent behavioral cue, but also a product of cellular signaling activity. This review explores both roles of tissue stiffness in the context of inflammation and fibrosis, and the important molecular players driving such processes. During inflammation, proinflammatory cytokines upregulate tissue stiffness by increasing hydrostatic pressure, ECM deposition, and ECM remodeling. As the ECM stiffens, cells involved in the immune response employ intricate molecular sensors to probe and alter their mechanical environment, thereby facilitating immune cell recruitment and potentiating the fibrotic phenotype. This powerful feedforward loop raises numerous possibilities for drug development and warrants further investigation into the mechanisms specific to different fibrotic diseases.
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spelling doaj.art-a780f1ba7f1447afafd8910e2b86c99c2023-11-21T16:52:03ZengMDPI AGCells2073-44092021-04-0110599410.3390/cells10050994Mechanosensitive Regulation of FibrosisShuying Yang0Sergey V. Plotnikov1Department of Cell & Systems Biology, University of Toronto, Toronto, ON M5S 3G5, CanadaDepartment of Cell & Systems Biology, University of Toronto, Toronto, ON M5S 3G5, CanadaCells in the human body experience and integrate a wide variety of environmental cues. A growing interest in tissue mechanics in the past four decades has shown that the mechanical properties of tissue drive key biological processes and facilitate disease development. However, tissue stiffness is not only a potent behavioral cue, but also a product of cellular signaling activity. This review explores both roles of tissue stiffness in the context of inflammation and fibrosis, and the important molecular players driving such processes. During inflammation, proinflammatory cytokines upregulate tissue stiffness by increasing hydrostatic pressure, ECM deposition, and ECM remodeling. As the ECM stiffens, cells involved in the immune response employ intricate molecular sensors to probe and alter their mechanical environment, thereby facilitating immune cell recruitment and potentiating the fibrotic phenotype. This powerful feedforward loop raises numerous possibilities for drug development and warrants further investigation into the mechanisms specific to different fibrotic diseases.https://www.mdpi.com/2073-4409/10/5/994fibrosisextracellular matrixdurotaxistissue stiffnessinflammationmechanosensing
spellingShingle Shuying Yang
Sergey V. Plotnikov
Mechanosensitive Regulation of Fibrosis
Cells
fibrosis
extracellular matrix
durotaxis
tissue stiffness
inflammation
mechanosensing
title Mechanosensitive Regulation of Fibrosis
title_full Mechanosensitive Regulation of Fibrosis
title_fullStr Mechanosensitive Regulation of Fibrosis
title_full_unstemmed Mechanosensitive Regulation of Fibrosis
title_short Mechanosensitive Regulation of Fibrosis
title_sort mechanosensitive regulation of fibrosis
topic fibrosis
extracellular matrix
durotaxis
tissue stiffness
inflammation
mechanosensing
url https://www.mdpi.com/2073-4409/10/5/994
work_keys_str_mv AT shuyingyang mechanosensitiveregulationoffibrosis
AT sergeyvplotnikov mechanosensitiveregulationoffibrosis