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Chute M, Aujla PK, Li Y, Jana S, Zhabyeyev P, Rasmuson J, Owen CA, Abraham T, Oudit GY, Kassiri Z. ADAM15 is required for optimal collagen cross-linking and scar formation following myocardial infarction. Matrix Biol 2022; 105:127-143. [PMID: 34995785 DOI: 10.1016/j.matbio.2021.12.002] [Citation(s) in RCA: 9] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/19/2021] [Revised: 12/13/2021] [Accepted: 12/30/2021] [Indexed: 01/07/2023]
Abstract
Collagen cross-linking is an important step in optimal scar formation. Myocardial infarction (MI) results in loss of cardiomyocytes that are replaced with a scar (infarct) tissue. Disintegrin and metalloproteinases (ADAMs) are membrane-bound proteases that can interact with molecules intra- and extra-cellularly to mediate various cellular functions. ADAM15 is expressed in the myocardium, however its function in heart disease has been poorly explored. We utilized mice lacking ADAM15 (Adam15-/-) and wildtype (WT) mice. MI, induced by ligation of the left anterior descending artery, resulted in a transient but significant rise in ADAM15 protein in the WT myocardium at 3-days. Following MI, Adam15-/- mice exhibited markedly higher rate of left ventricular (LV) rupture compared to WT mice (66% vs. 15%, p<0.05). Echocardiography and strain analyses showed worsened LV dysfunction in Adam15-/- mice at 3days, prior to the onset of LV rupture. Second harmonic generation imaging revealed significant disarray and reduction in fibrillar collagen density in Adam15-/- compared to WT hearts. This was associated with lower insoluble and higher soluble collagen fractions, reduced cross-linking enzyme, lysyl oxidase-1 (LOX-1), and fibronectin which is required for LOX-1 function, in Adam15-/--MI hearts. Post-MI myocardial inflammation was comparable between the genotypes. In vitro, primary adult cardiac fibroblasts from Adam15-/- mice showed suppressed activation in response to ischemia (hypoxia+nutrient depletion) compared to WT fibroblasts. Adam15-deficiency was associated with reduced PAK1(p21-activated kinase-1) levels, a regulator of fibronectin and LOX-1 expression. In female mice, the rate of post-MI LV rupture, PAK1 signaling, LOX-1 and fibronectin protein levels were comparable between Adam15-/- and WT, indicating lack of sex-dependent effects of ADAM15 post- MI. This study reports a novel function for ADAM15 in collagen cross-linking and optimal scar formation post-MI which may also apply to scar formation in other tissues.
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Affiliation(s)
- Michael Chute
- Department of Physiology, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, AB, Canada; Cardiovascular Research Center, Mazankowski Alberta Heart Institute, Edmonton, AB, Canada
| | - Preetinder K Aujla
- Department of Physiology, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, AB, Canada; Cardiovascular Research Center, Mazankowski Alberta Heart Institute, Edmonton, AB, Canada
| | - Yingxi Li
- Department of Physiology, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, AB, Canada; Cardiovascular Research Center, Mazankowski Alberta Heart Institute, Edmonton, AB, Canada
| | - Sayantan Jana
- Department of Physiology, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, AB, Canada; Cardiovascular Research Center, Mazankowski Alberta Heart Institute, Edmonton, AB, Canada
| | - Pavel Zhabyeyev
- Department of Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, AB, Canada; Cardiovascular Research Center, Mazankowski Alberta Heart Institute, Edmonton, AB, Canada
| | - Jaslyn Rasmuson
- Department of Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, AB, Canada; Cardiovascular Research Center, Mazankowski Alberta Heart Institute, Edmonton, AB, Canada
| | - Caroline A Owen
- Brigham and Women's Hospital/Harvard Medical School, Boston, MA, USA, Penn State College of Medicine, Hershey, PA, USA
| | | | - Gavin Y Oudit
- Department of Physiology, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, AB, Canada; Department of Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, AB, Canada; Cardiovascular Research Center, Mazankowski Alberta Heart Institute, Edmonton, AB, Canada
| | - Zamaneh Kassiri
- Department of Physiology, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, AB, Canada; Cardiovascular Research Center, Mazankowski Alberta Heart Institute, Edmonton, AB, Canada.
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Ostrowska-Podhorodecka Z, Ding I, Lee W, Tanic J, Abbasi S, Arora PD, Liu RS, Patteson AE, Janmey PA, McCulloch CA. Vimentin tunes cell migration on collagen by controlling β1 integrin activation and clustering. J Cell Sci 2021; 134:jcs.254359. [PMID: 33558312 DOI: 10.1242/jcs.254359] [Citation(s) in RCA: 23] [Impact Index Per Article: 7.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/15/2020] [Accepted: 01/20/2021] [Indexed: 12/17/2022] Open
Abstract
Vimentin is a structural protein that is required for mesenchymal cell migration and directly interacts with actin, β1 integrin and paxillin. We examined how these interactions enable vimentin to regulate cell migration on collagen. In fibroblasts, depletion of vimentin increased talin-dependent activation of β1 integrin by more than 2-fold. Loss of vimentin was associated with reduction of β1 integrin clustering by 50% and inhibition of paxillin recruitment to focal adhesions by more than 60%, which was restored by vimentin expression. This reduction of paxillin was associated with 65% lower Cdc42 activation, a 60% reduction of cell extension formation and a greater than 35% decrease in cell migration on collagen. The activation of PAK1, a downstream effector of Cdc42, was required for vimentin phosphorylation and filament maturation. We propose that vimentin tunes cell migration through collagen by acting as an adaptor protein for focal adhesion proteins, thereby regulating β1 integrin activation, resulting in well-organized, mature integrin clusters.This article has an associated First Person interview with the first author of the paper.
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Affiliation(s)
| | - Isabel Ding
- Faculty of Dentistry, University of Toronto, Toronto, ON M5G 1G6, Canada
| | - Wilson Lee
- Faculty of Dentistry, University of Toronto, Toronto, ON M5G 1G6, Canada
| | - Jelena Tanic
- Faculty of Dentistry, University of Toronto, Toronto, ON M5G 1G6, Canada
| | - Sevil Abbasi
- Faculty of Dentistry, University of Toronto, Toronto, ON M5G 1G6, Canada
| | - Pamma D Arora
- Faculty of Dentistry, University of Toronto, Toronto, ON M5G 1G6, Canada
| | - Richard S Liu
- Faculty of Dentistry, University of Toronto, Toronto, ON M5G 1G6, Canada
| | - Alison E Patteson
- Department of Physiology, University of Pennsylvania, Philadelphia, PA 19104-6393, USA.,Physics Department, Syracuse University, Syracuse, NY 13244, USA
| | - Paul A Janmey
- Department of Physiology, University of Pennsylvania, Philadelphia, PA 19104-6393, USA
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Rajshankar D, Wang B, Worndl E, Menezes S, Wang Y, McCulloch CA. Focal adhesion kinase regulates tractional collagen remodeling, matrix metalloproteinase expression, and collagen structure, which in turn affects matrix‐induced signaling. J Cell Physiol 2019; 235:3096-3111. [DOI: 10.1002/jcp.29215] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/10/2019] [Accepted: 09/03/2019] [Indexed: 11/08/2022]
Affiliation(s)
| | - Baiyu Wang
- Faculty of Dentistry University of Toronto Toronto Ontario
| | | | - Sara Menezes
- Faculty of Dentistry University of Toronto Toronto Ontario
| | - Yongqiang Wang
- Faculty of Dentistry University of Toronto Toronto Ontario
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Yuda A, McCulloch CA. A Screening System for Evaluating Cell Extension Formation, Collagen Compaction, and Degradation in Drug Discovery. SLAS DISCOVERY 2017; 23:132-143. [PMID: 28957641 DOI: 10.1177/2472555217733421] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/25/2023]
Abstract
The generation of cell extensions is critical for matrix remodeling in tissue invasion by cancer cells, but current methods for identifying molecules that regulate cell extension formation and matrix remodeling are not well adapted for screening purposes. We applied a grid-supported, floating collagen gel system (~100 Pa stiffness) to examine cell extension formation, collagen compaction, and collagen degradation in a single assay. With the use of cultured diploid fibroblasts, a fibroblast cell line, and two cancer cell lines, we found that compared with attached collagen gels (~2800 Pa), the mean number and length of cell extensions were respectively greater in the floating gels. In assessing specific processes in cell extension formation, compared with controls, the number of cell extensions was reduced by latrunculin B, β1 integrin blockade, and a formin FH2 domain inhibitor. Screening of a kinase inhibitor library (480 compounds) with the floating gel assay showed that compared with vehicle-treated cells, there were large reductions of collagen compaction, pericellular collagen degradation, and number of cell extensions after treatment with SB431542, SIS3, Fasudil, GSK650394, and PKC-412. These data indicate that the grid-supported floating collagen gel model can be used to screen for inhibitors of cell extension formation and critical matrix remodeling events associated with cancer cell invasion.
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Affiliation(s)
- Asuka Yuda
- 1 Matrix Dynamics Group, Faculty of Dentistry, University of Toronto, Toronto, ON, Canada
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Mewhort HEM, Lipon BD, Svystonyuk DA, Teng G, Guzzardi DG, Silva C, Yong VW, Fedak PWM. Monocytes increase human cardiac myofibroblast-mediated extracellular matrix remodeling through TGF-β1. Am J Physiol Heart Circ Physiol 2016; 310:H716-24. [PMID: 26801303 DOI: 10.1152/ajpheart.00309.2015] [Citation(s) in RCA: 42] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/30/2015] [Accepted: 01/18/2016] [Indexed: 01/12/2023]
Abstract
Following myocardial infarction (MI), cardiac myofibroblasts remodel the extracellular matrix (ECM), preventing mechanical complications. However, prolonged myofibroblast activity leads to dysregulation of the ECM, maladaptive remodeling, fibrosis, and heart failure (HF). Chronic inflammation is believed to drive persistent myofibroblast activity; however, the mechanisms are unclear. We assessed the influence of peripheral blood monocytes on human cardiac myofibroblast activity in a three-dimensional (3D) ECM microenvironment. Human cardiac myofibroblasts isolated from surgical biopsies of the right atrium and left ventricle were seeded into 3D collagen matrices. Peripheral blood monocytes were isolated from healthy human donors and cocultured with myofibroblasts. Monocytes increased myofibroblast activity measured by collagen gel contraction (baseline: 57.6 ± 5.9% vs. coculture: 65.2 ± 7.1% contraction; P < 0.01) and increased local ECM remodeling quantified by confocal microscopy. Under coculture conditions that allow indirect cellular interaction via paracrine factors but prevent direct cell-cell contact, monocytes had minimal effects on myofibroblast activity (17.9 ± 11.1% vs. 6.4 ± 7.0% increase, respectively; P < 0.01). When cells were cultured under direct contact conditions, multiplex analysis of the coculture media revealed an increase in the paracrine factors TGF-β1 and matrix metalloproteinase 9 compared with baseline (122.9 ± 10.1 pg/ml and 3,496.0 ± 190.4 pg/ml, respectively, vs. 21.5 ± 16.3 pg/ml and 183.3 ± 43.9 pg/ml; P < 0.001). TGF-β blockade abolished the monocyte-induced increase in cardiac myofibroblast activity. These data suggest that direct cell-cell interaction between monocytes and cardiac myofibroblasts stimulates TGF-β-mediated myofibroblast activity and increases remodeling of local matrix. Peripheral blood monocyte interaction with human cardiac myofibroblasts stimulates myofibroblast activity through release of TGF-β1. These data implicate inflammation as a potential driver of cardiac fibrosis.
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Affiliation(s)
- Holly E M Mewhort
- Department of Cardiac Sciences, Libin Cardiovascular Institute of Alberta, University of Calgary, Calgary, Canada; and
| | - Brodie D Lipon
- Department of Cardiac Sciences, Libin Cardiovascular Institute of Alberta, University of Calgary, Calgary, Canada; and
| | - Daniyil A Svystonyuk
- Department of Cardiac Sciences, Libin Cardiovascular Institute of Alberta, University of Calgary, Calgary, Canada; and
| | - Guoqi Teng
- Department of Cardiac Sciences, Libin Cardiovascular Institute of Alberta, University of Calgary, Calgary, Canada; and
| | - David G Guzzardi
- Department of Cardiac Sciences, Libin Cardiovascular Institute of Alberta, University of Calgary, Calgary, Canada; and
| | - Claudia Silva
- Department of Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, Canada
| | - V Wee Yong
- Department of Clinical Neurosciences, Hotchkiss Brain Institute, University of Calgary, Calgary, Canada
| | - Paul W M Fedak
- Department of Cardiac Sciences, Libin Cardiovascular Institute of Alberta, University of Calgary, Calgary, Canada; and
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