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Zhu J, Meganathan I, MacAruthur R, Kassiri Z. Inflammation in Abdominal Aortic Aneurysm: cause or co-morbidity? Can J Cardiol 2024:S0828-282X(24)00926-7. [PMID: 39181326 DOI: 10.1016/j.cjca.2024.08.274] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/25/2024] [Revised: 08/12/2024] [Accepted: 08/15/2024] [Indexed: 08/27/2024] Open
Abstract
Aortic aneurysm is a potentially deadly disease. It is chronic degeneration of the aortic wall that involves an inflammatory response and the immune system, aberrant remodeling of the extracellular matrix, and maladaptive transformation of the aortic cells. This review article focuses on the role of the inflammatory cells in abdominal aortic aneurysm. Studies in human aneurysmal specimens and animal models have identified various inflammatory cell types that could contribute to aneurysm formation and or expansion. These include the commonly studied leukocytes (neutrophils and macrophages) as well as the less commonly explored natural killer cells, dendritic cells, T- and B-cells. Despite the well-demonstrated contribution of inflammatory cells and the related signaling pathways to aneurysm development and expansion, anti-inflammatory therapy approaches have demonstrated limitations and may require additional considerations, such as a combinational approach in targeting multiple pathways for significant beneficial outcomes.
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Affiliation(s)
- Jiechun Zhu
- Department of Physiology, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, AB, Canada
| | - Ilamaran Meganathan
- Department of Physiology, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, AB, Canada
| | - Roderick MacAruthur
- Department of Cardiac surgery, Mazankowski Alberta Heart Institute, University of Alberta Hospital, Edmonton, AB, Canada
| | - Zamaneh Kassiri
- Department of Physiology, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, AB, Canada.
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2
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Song T, Zhao S, Luo S, Chen C, Liu X, Wu X, Sun Z, Cao J, Wang Z, Wang Y, Yu B, Zhang Z, Du X, Li X, Han Z, Chen H, Chen F, Wang L, Wang H, Sun K, Han Y, Xie L, Ji Y. SLC44A2 regulates vascular smooth muscle cell phenotypic switching and aortic aneurysm. J Clin Invest 2024; 134:e173690. [PMID: 38916960 PMCID: PMC11324303 DOI: 10.1172/jci173690] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/07/2023] [Accepted: 06/13/2024] [Indexed: 06/27/2024] Open
Abstract
Aortic aneurysm is a life-threatening disease with limited interventions that is closely related to vascular smooth muscle cell (VSMC) phenotypic switching. SLC44A2, a member of the solute carrier series 44 (SLC44) family, remains undercharacterized in the context of cardiovascular diseases. Venn diagram analysis based on microarray and single-cell RNA sequencing identified SLC44A2 as a major regulator of VSMC phenotypic switching in aortic aneurysm. Screening for Slc44a2 among aortic cell lineages demonstrated its predominant location in VSMCs. Elevated levels of SLC44A2 were evident in the aorta of both patients with abdominal aortic aneurysm and angiotensin II-infused (Ang II-infused) Apoe-/- mice. In vitro, SLC44A2 silencing promoted VSMCs toward a synthetic phenotype, while SLC44A2 overexpression attenuated VSMC phenotypic switching. VSMC-specific SLC44A2-knockout mice were more susceptible to aortic aneurysm under Ang II infusion, while SLC44A2 overexpression showed protective effects. Mechanistically, SLC44A2's interaction with NRP1 and ITGB3 activates TGF-β/SMAD signaling, thereby promoting contractile gene expression. Elevated SLC44A2 in aortic aneurysm is associated with upregulated runt-related transcription factor 1 (RUNX1). Furthermore, low-dose lenalidomide (LEN; 20 mg/kg/day) suppressed aortic aneurysm progression by enhancing SLC44A2 expression. These findings reveal that the SLC44A2-NRP1-ITGB3 complex is a major regulator of VSMC phenotypic switching and provide a potential therapeutic approach (LEN) for aortic aneurysm treatment.
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MESH Headings
- Animals
- Humans
- Male
- Mice
- Angiotensin II/pharmacology
- Aortic Aneurysm/genetics
- Aortic Aneurysm/metabolism
- Aortic Aneurysm/pathology
- Aortic Aneurysm, Abdominal/metabolism
- Aortic Aneurysm, Abdominal/pathology
- Aortic Aneurysm, Abdominal/genetics
- Membrane Transport Proteins/genetics
- Membrane Transport Proteins/metabolism
- Mice, Knockout
- Mice, Knockout, ApoE
- Muscle, Smooth, Vascular/metabolism
- Muscle, Smooth, Vascular/pathology
- Myocytes, Smooth Muscle/metabolism
- Myocytes, Smooth Muscle/pathology
- Phenotype
- Signal Transduction
- Membrane Glycoproteins/genetics
- Membrane Glycoproteins/metabolism
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Affiliation(s)
- Tianyu Song
- Gusu School, Nanjing Medical University, Suzhou, China
- Key Laboratory of Cardiovascular and Cerebrovascular Medicine, Key Laboratory of Targeted Intervention of Cardiovascular Disease, Collaborative Innovation Center for Cardiovascular Disease Translational Medicine, Nanjing Medical University, Nanjing, Jiangsu, China
| | - Shuang Zhao
- Gusu School, Nanjing Medical University, Suzhou, China
- Key Laboratory of Cardiovascular and Cerebrovascular Medicine, Key Laboratory of Targeted Intervention of Cardiovascular Disease, Collaborative Innovation Center for Cardiovascular Disease Translational Medicine, Nanjing Medical University, Nanjing, Jiangsu, China
| | - Shanshan Luo
- Gusu School, Nanjing Medical University, Suzhou, China
- Key Laboratory of Cardiovascular and Cerebrovascular Medicine, Key Laboratory of Targeted Intervention of Cardiovascular Disease, Collaborative Innovation Center for Cardiovascular Disease Translational Medicine, Nanjing Medical University, Nanjing, Jiangsu, China
| | - Chuansheng Chen
- Gusu School, Nanjing Medical University, Suzhou, China
- Key Laboratory of Cardiovascular and Cerebrovascular Medicine, Key Laboratory of Targeted Intervention of Cardiovascular Disease, Collaborative Innovation Center for Cardiovascular Disease Translational Medicine, Nanjing Medical University, Nanjing, Jiangsu, China
| | - Xingeng Liu
- Gusu School, Nanjing Medical University, Suzhou, China
- Key Laboratory of Cardiovascular and Cerebrovascular Medicine, Key Laboratory of Targeted Intervention of Cardiovascular Disease, Collaborative Innovation Center for Cardiovascular Disease Translational Medicine, Nanjing Medical University, Nanjing, Jiangsu, China
| | - Xiaoqi Wu
- Gusu School, Nanjing Medical University, Suzhou, China
- Key Laboratory of Cardiovascular and Cerebrovascular Medicine, Key Laboratory of Targeted Intervention of Cardiovascular Disease, Collaborative Innovation Center for Cardiovascular Disease Translational Medicine, Nanjing Medical University, Nanjing, Jiangsu, China
| | - Zhongxu Sun
- Gusu School, Nanjing Medical University, Suzhou, China
- Key Laboratory of Cardiovascular and Cerebrovascular Medicine, Key Laboratory of Targeted Intervention of Cardiovascular Disease, Collaborative Innovation Center for Cardiovascular Disease Translational Medicine, Nanjing Medical University, Nanjing, Jiangsu, China
| | - Jiawei Cao
- Gusu School, Nanjing Medical University, Suzhou, China
- Key Laboratory of Cardiovascular and Cerebrovascular Medicine, Key Laboratory of Targeted Intervention of Cardiovascular Disease, Collaborative Innovation Center for Cardiovascular Disease Translational Medicine, Nanjing Medical University, Nanjing, Jiangsu, China
| | - Ziyu Wang
- Gusu School, Nanjing Medical University, Suzhou, China
- Key Laboratory of Cardiovascular and Cerebrovascular Medicine, Key Laboratory of Targeted Intervention of Cardiovascular Disease, Collaborative Innovation Center for Cardiovascular Disease Translational Medicine, Nanjing Medical University, Nanjing, Jiangsu, China
| | - Yineng Wang
- Gusu School, Nanjing Medical University, Suzhou, China
- Key Laboratory of Cardiovascular and Cerebrovascular Medicine, Key Laboratory of Targeted Intervention of Cardiovascular Disease, Collaborative Innovation Center for Cardiovascular Disease Translational Medicine, Nanjing Medical University, Nanjing, Jiangsu, China
| | - Bo Yu
- State Key Laboratory of Frigid Zone Cardiovascular Diseases (SKLFZCD), and
| | - Zhiren Zhang
- State Key Laboratory of Frigid Zone Cardiovascular Diseases (SKLFZCD), and
- Department of Cardiology, Central Laboratory, The First Affiliated Hospital of Harbin Medical University, NHC Key Laboratory of Cell Transplantation, Harbin Medical University, China
| | - Xiaolong Du
- Department of Vascular Surgery, The Affiliated Nanjing Drum Tower Hospital, Nanjing University Medical School, Nanjing, China
| | - Xiaoqiang Li
- Department of Vascular Surgery, The Affiliated Nanjing Drum Tower Hospital, Nanjing University Medical School, Nanjing, China
| | - Zhijian Han
- Department of Urology, First Affiliated Hospital of Nanjing Medical University, Nanjing, China
| | - Hongshan Chen
- Gusu School, Nanjing Medical University, Suzhou, China
- Key Laboratory of Cardiovascular and Cerebrovascular Medicine, Key Laboratory of Targeted Intervention of Cardiovascular Disease, Collaborative Innovation Center for Cardiovascular Disease Translational Medicine, Nanjing Medical University, Nanjing, Jiangsu, China
| | - Feng Chen
- Department of Forensic Medicine, and
| | - Liansheng Wang
- Department of Cardiology, the First Affiliated Hospital of Nanjing Medical University, Nanjing Medical University, Nanjing, China
| | - Hong Wang
- Center for Metabolic Disease Research, Department of Microbiology and Immunology, Temple University Lewis Katz School of Medicine, Philadelphia, Pennsylvania, USA
| | - Kangyun Sun
- Department of Cardiology, The Affiliated Suzhou Hospital of Nanjing Medical University, Suzhou Municipal Hospital, Gusu School, Nanjing Medical University, Suzhou, China
| | - Yi Han
- Critical Care Department, The Second Affiliated Hospital of Harbin Medical University, Harbin, Heilongjiang, China
| | - Liping Xie
- Gusu School, Nanjing Medical University, Suzhou, China
- Key Laboratory of Cardiovascular and Cerebrovascular Medicine, Key Laboratory of Targeted Intervention of Cardiovascular Disease, Collaborative Innovation Center for Cardiovascular Disease Translational Medicine, Nanjing Medical University, Nanjing, Jiangsu, China
| | - Yong Ji
- Gusu School, Nanjing Medical University, Suzhou, China
- Key Laboratory of Cardiovascular and Cerebrovascular Medicine, Key Laboratory of Targeted Intervention of Cardiovascular Disease, Collaborative Innovation Center for Cardiovascular Disease Translational Medicine, Nanjing Medical University, Nanjing, Jiangsu, China
- State Key Laboratory of Frigid Zone Cardiovascular Diseases (SKLFZCD), and
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Li RG, Li X, Morikawa Y, Grisanti-Canozo FJ, Meng F, Tsai CR, Zhao Y, Liu L, Kim J, Xie B, Klysik E, Liu S, Samee MAH, Martin JF. YAP induces a neonatal-like pro-renewal niche in the adult heart. NATURE CARDIOVASCULAR RESEARCH 2024; 3:283-300. [PMID: 38510108 PMCID: PMC10954255 DOI: 10.1038/s44161-024-00428-w] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 11/18/2022] [Accepted: 01/12/2024] [Indexed: 03/22/2024]
Abstract
After myocardial infarction (MI), mammalian hearts do not regenerate, and the microenvironment is disrupted. Hippo signaling loss of function with activation of transcriptional co-factor YAP induces heart renewal and rebuilds the post-MI microenvironment. In this study, we investigated adult renewal-competent mouse hearts expressing an active version of YAP, called YAP5SA, in cardiomyocytes (CMs). Spatial transcriptomics and single-cell RNA sequencing revealed a conserved, renewal-competent CM cell state called adult (a)CM2 with high YAP activity. aCM2 co-localized with cardiac fibroblasts (CFs) expressing complement pathway component C3 and macrophages (MPs) expressing C3ar1 receptor to form a cellular triad in YAP5SA hearts and renewal-competent neonatal hearts. Although aCM2 was detected in adult mouse and human hearts, the cellular triad failed to co-localize in these non-renewing hearts. C3 and C3ar1 loss-of-function experiments indicated that C3a signaling between MPs and CFs was required to assemble the pro-renewal aCM2, C3+ CF and C3ar1+ MP cellular triad.
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Affiliation(s)
- Rich Gang Li
- Cardiomyocyte Renewal Laboratory, Texas Heart Institute, Houston, TX, USA
- McGill Gene Editing Laboratory, Texas Heart Institute, Houston, TX, USA
- These authors contributed equally: Rich Gang Li, Xiao Li
| | - Xiao Li
- McGill Gene Editing Laboratory, Texas Heart Institute, Houston, TX, USA
- These authors contributed equally: Rich Gang Li, Xiao Li
| | - Yuka Morikawa
- Cardiomyocyte Renewal Laboratory, Texas Heart Institute, Houston, TX, USA
| | - Francisco J. Grisanti-Canozo
- Cardiomyocyte Renewal Laboratory, Texas Heart Institute, Houston, TX, USA
- Department of Integrative Physiology, Baylor College of Medicine, Houston, TX, USA
| | - Fansen Meng
- Department of Integrative Physiology, Baylor College of Medicine, Houston, TX, USA
| | - Chang-Ru Tsai
- Department of Integrative Physiology, Baylor College of Medicine, Houston, TX, USA
| | - Yi Zhao
- McGill Gene Editing Laboratory, Texas Heart Institute, Houston, TX, USA
| | - Lin Liu
- McGill Gene Editing Laboratory, Texas Heart Institute, Houston, TX, USA
| | - Jong Kim
- Cardiomyocyte Renewal Laboratory, Texas Heart Institute, Houston, TX, USA
| | - Bing Xie
- Department of Integrative Physiology, Baylor College of Medicine, Houston, TX, USA
| | - Elzbieta Klysik
- Department of Integrative Physiology, Baylor College of Medicine, Houston, TX, USA
| | - Shijie Liu
- Cardiomyocyte Renewal Laboratory, Texas Heart Institute, Houston, TX, USA
| | - Md Abul Hassan Samee
- Department of Integrative Physiology, Baylor College of Medicine, Houston, TX, USA
| | - James F. Martin
- Cardiomyocyte Renewal Laboratory, Texas Heart Institute, Houston, TX, USA
- McGill Gene Editing Laboratory, Texas Heart Institute, Houston, TX, USA
- Department of Integrative Physiology, Baylor College of Medicine, Houston, TX, USA
- Center for Organ Repair and Renewal, Baylor College of Medicine, Houston, TX, USA
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4
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Faralli JA, Filla MS, Yang YF, Sun YY, Johns K, Keller KE, Peters DM. Digital spatial profiling of segmental outflow regions in trabecular meshwork reveals a role for ADAM15. PLoS One 2024; 19:e0298802. [PMID: 38394161 PMCID: PMC10889904 DOI: 10.1371/journal.pone.0298802] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/12/2023] [Accepted: 01/30/2024] [Indexed: 02/25/2024] Open
Abstract
In this study we used a spatial transcriptomics approach to identify genes specifically associated with either high or low outflow regions in the trabecular meshwork (TM) that could potentially affect aqueous humor outflow in vivo. High and low outflow regions were identified and isolated from organ cultured human anterior segments perfused with fluorescently-labeled 200 nm FluoSpheres. The NanoString GeoMx Digital Spatial Profiler (DSP) platform was then used to identified genes in the paraffin embedded tissue sections from within those regions. These transcriptome analyses revealed that 16 genes were statistically upregulated in high outflow regions and 57 genes were statistically downregulated in high outflow regions when compared to low outflow regions. Gene ontology enrichment analysis indicated that the top three biological categories of these differentially expressed genes were ECM/cell adhesion, signal transduction, and transcription. The ECM/cell adhesion genes that showed the largest differential expression (Log2FC ±1.5) were ADAM15, BGN, LDB3, and CRKL. ADAM15, which is a metalloproteinase that can bind integrins, was upregulated in high outflow regions, while the proteoglycan BGN and two genes associated with integrin signaling (LDB3, and CRKL) were downregulated. Immunolabeling studies supported the differential expression of ADAM15 and showed that it was specifically upregulated in high outflow regions along the inner wall of Schlemm's canal and in the juxtacanalicular (JCT) region of the TM. In addition to these genes, the studies showed that genes for decorin, a small leucine-rich proteoglycan, and the α8 integrin subunit were enriched in high outflow regions. These studies identify several novel genes that could be involved in segmental outflow, thus demonstrating that digital spatial profiling could be a useful approach for understanding segmental flow through the TM. Furthermore, this study suggests that changes in the expression of genes involved in regulating the activity and/or organization of the ECM and integrins in the TM are likely to be key players in segmental outflow.
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Affiliation(s)
- Jennifer A. Faralli
- Departments of Pathology & Laboratory Medicine, University of Wisconsin, Madison, Wisconsin, United States of America
| | - Mark S. Filla
- Departments of Pathology & Laboratory Medicine, University of Wisconsin, Madison, Wisconsin, United States of America
| | - Yong-Feng Yang
- Casey Eye Institute, Oregon Health & Science University, Portland, Oregon, United States of America
| | - Ying Ying Sun
- Casey Eye Institute, Oregon Health & Science University, Portland, Oregon, United States of America
| | - Kassidy Johns
- Departments of Pathology & Laboratory Medicine, University of Wisconsin, Madison, Wisconsin, United States of America
| | - Kate E. Keller
- Casey Eye Institute, Oregon Health & Science University, Portland, Oregon, United States of America
| | - Donna M. Peters
- Departments of Pathology & Laboratory Medicine, University of Wisconsin, Madison, Wisconsin, United States of America
- Ophthalmology & Visual Sciences, University of Wisconsin, Madison, Wisconsin, United States of America
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5
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Wang Z, Li W, Chen S, Tang XX. Role of ADAM and ADAMTS proteases in pathological tissue remodeling. Cell Death Discov 2023; 9:447. [PMID: 38071234 PMCID: PMC10710407 DOI: 10.1038/s41420-023-01744-z] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/25/2023] [Revised: 11/10/2023] [Accepted: 11/23/2023] [Indexed: 09/10/2024] Open
Abstract
Pathological tissue remodeling is closely associated with the occurrence and aggravation of various diseases. A Disintegrin And Metalloproteinases (ADAM), as well as A Disintegrin And Metalloproteinase with ThromboSpondin motifs (ADAMTS), belong to zinc-dependent metalloproteinase superfamily, are involved in a range of pathological states, including cancer metastasis, inflammatory disorders, respiratory diseases and cardiovascular diseases. Mounting studies suggest that ADAM and ADAMTS proteases contribute to the development of tissue remodeling in various diseases, mainly through the regulation of cell proliferation, apoptosis, migration and extracellular matrix remodeling. This review focuses on the roles of ADAM and ADAMTS proteinases in diseases with pathological tissue remodeling, with particular emphasis on the molecular mechanisms through which ADAM and ADAMTS proteins mediate tissue remodeling. Some of these reported proteinases have defined protective or contributing roles in indicated diseases, while their underlying regulation is obscure. Future studies are warranted to better understand the catalytic and non-catalytic functions of ADAM and ADAMTS proteins, as well as to evaluate the efficacy of targeting these proteases in pathological tissue remodeling.
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Affiliation(s)
- Zhaoni Wang
- State Key Laboratory of Respiratory Disease, National Clinical Research Center for Respiratory Disease, National Center for Respiratory Medicine, Guangzhou Institute of Respiratory Health, The First Affiliated Hospital of Guangzhou Medical University, Guangzhou, China
| | - Wanshan Li
- State Key Laboratory of Respiratory Disease, National Clinical Research Center for Respiratory Disease, National Center for Respiratory Medicine, Guangzhou Institute of Respiratory Health, The First Affiliated Hospital of Guangzhou Medical University, Guangzhou, China
| | - Shixing Chen
- State Key Laboratory of Respiratory Disease, National Clinical Research Center for Respiratory Disease, National Center for Respiratory Medicine, Guangzhou Institute of Respiratory Health, The First Affiliated Hospital of Guangzhou Medical University, Guangzhou, China
| | - Xiao Xiao Tang
- State Key Laboratory of Respiratory Disease, National Clinical Research Center for Respiratory Disease, National Center for Respiratory Medicine, Guangzhou Institute of Respiratory Health, The First Affiliated Hospital of Guangzhou Medical University, Guangzhou, China.
- Guangzhou Laboratory, Bio-island, Guangzhou, China.
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6
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Hu M, Meganathan I, Zhu J, MacArthur R, Kassiri Z. Loss of TIMP3, but not TIMP4, exacerbates thoracic and abdominal aortic aneurysm. J Mol Cell Cardiol 2023; 184:61-74. [PMID: 37844423 DOI: 10.1016/j.yjmcc.2023.10.001] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/13/2023] [Revised: 10/01/2023] [Accepted: 10/01/2023] [Indexed: 10/18/2023]
Abstract
AIMS Aorta exhibits regional heterogeneity (structural and functional), while different etiologies for thoracic and abdominal aortic aneurysm (TAA, AAA) are recognized. Tissue inhibitor of metalloproteinases (TIMPs) regulate vascular remodeling through different mechanisms. Region-dependent functions have been reported for TIMP3 and TIMP4 in vascular pathologies. We investigated the region-specific function of these TIMPs in development of TAA versus AAA. METHODS & RESULTS TAA or AAA was induced in male and female mice lacking TIMP3 (Timp3-/-), TIMP4 (Timp4-/-) or in wildtype (WT) mice by peri-adventitial elastase application. Loss of TIMP3 exacerbated TAA and AAA severity in males and females, with a greater increase in proteinase activity, smooth muscle cell phenotypic switching post-AAA and -TAA, while increased inflammation was detected in the media post-AAA, but in the adventitia post-TAA. Timp3-/- mice showed impaired intimal barrier integrity post-AAA, but a greater adventitial vasa-vasorum branching post-TAA, which could explain the site of inflammation in AAA versus TAA. Severity of TAA and AAA in Timp4-/- mice was similar to WT mice. In vitro, Timp3 knockdown more severely compromised the permeability of human aortic EC monolayer compared to Timp4 knockdown or the control group. In aneurysmal aorta specimens from patients, TIMP3 expression decreased in the media in AAA, and in adventitial in TAA specimens, consistent with the impact of its loss in AAA versus TAA in mice. CONCLUSION TIMP3 loss exacerbates inflammation, adverse remodeling and aortic dilation, but triggers different patterns of remodeling in AAA versus TAA, and through different mechanisms.
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Affiliation(s)
- Mei Hu
- Department of Physiology, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, AB, Canada
| | - Ilamaran Meganathan
- Department of Physiology, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, AB, Canada
| | - Jiechun Zhu
- Department of Physiology, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, AB, Canada
| | - Rodrick MacArthur
- Department of Cardiac surgery, Mazankowski Alberta Heart Institute, University of Alberta Hospital, Edmonton, AB, Canada
| | - Zamaneh Kassiri
- Department of Physiology, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, AB, Canada.
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7
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Zhu J, Kassiri Z. Can Good CARMA Prevent Abdominal Aortic Aneurysm? Can J Cardiol 2023; 39:1463-1465. [PMID: 37086836 DOI: 10.1016/j.cjca.2023.04.012] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/07/2023] [Revised: 04/17/2023] [Accepted: 04/18/2023] [Indexed: 04/24/2023] Open
Affiliation(s)
- Jiechun Zhu
- Department of Physiology, Cardiovascular Research Center, University of Alberta, Edmonton, Alberta, Canada
| | - Zamaneh Kassiri
- Department of Physiology, Cardiovascular Research Center, University of Alberta, Edmonton, Alberta, Canada.
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8
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Calligaris M, Yang CY, Bonelli S, Spanò DP, Müller SA, Lichtenthaler SF, Troeberg L, Scilabra SD. Identification of membrane proteins regulated by ADAM15 by SUSPECS proteomics. Front Mol Biosci 2023; 10:1162504. [PMID: 37388246 PMCID: PMC10304831 DOI: 10.3389/fmolb.2023.1162504] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/09/2023] [Accepted: 05/12/2023] [Indexed: 07/01/2023] Open
Abstract
ADAM15 is a member of the disintegrin-metalloproteinase family of sheddases, which plays a role in several biological processes including cartilage homeostasis. In contrast with well-characterized ADAMs, such as the canonical sheddases ADAM17 and ADAM10, little is known about substrates of ADAM15 or how the enzyme exerts its biological functions. Herein, we used "surface-spanning enrichment with click-sugars (SUSPECS)" proteomics to identify ADAM15 substrates and/or proteins regulated by the proteinase at the cell surface of chondrocyte-like cells. Silencing of ADAM15 by siRNAs significantly altered membrane levels of 13 proteins, all previously not known to be regulated by ADAM15. We used orthogonal techniques to validate ADAM15 effects on 3 of these proteins which have known roles in cartilage homeostasis. This confirmed that ADAM15-silencing increased cell surface levels of the programmed cell death 1 ligand 2 (PDCD1LG2) and reduced cell surface levels of vasorin and the sulfate transporter SLC26A2 through an unknown post-translational mechanism. The increase of PDCD1LG2 by ADAM15 knockdown, a single-pass type I transmembrane protein, suggested it could be a proteinase substrate. However, shed PDCD1LG2 could not be detected even by a data-independent acquisition mass spectrometry, a highly sensitive method for identification and quantification of proteins in complex protein samples, suggesting that ADAM15 regulates PDCD1LG2 membrane levels by a mechanism different from ectodomain shedding.
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Affiliation(s)
- Matteo Calligaris
- Proteomics Group of Fondazione Ri.MED, Research Department IRCCS ISMETT (Istituto Mediterraneo per i Trapianti e Terapie ad Alta Specializzazione), Palermo, Italy
- Department of Pharmacy, University of Pisa, Pisa, Italy
| | - Chun Y. Yang
- Centre for OA Pathogenesis Versus Arthritis, Kennedy Institute of Rheumatology, University of Oxford, Oxford, United Kingdom
| | - Simone Bonelli
- Proteomics Group of Fondazione Ri.MED, Research Department IRCCS ISMETT (Istituto Mediterraneo per i Trapianti e Terapie ad Alta Specializzazione), Palermo, Italy
- STEBICEF (Dipartimento di Scienze e Tecnologie Biologiche Chimiche e Farmaceutiche), Università degli Studi di Palermo, Palermo, Italy
| | - Donatella Pia Spanò
- Proteomics Group of Fondazione Ri.MED, Research Department IRCCS ISMETT (Istituto Mediterraneo per i Trapianti e Terapie ad Alta Specializzazione), Palermo, Italy
- STEBICEF (Dipartimento di Scienze e Tecnologie Biologiche Chimiche e Farmaceutiche), Università degli Studi di Palermo, Palermo, Italy
| | - Stephan A. Müller
- German Center for Neurodegenerative Diseases (DZNE), Munich, Germany
| | - Stefan F. Lichtenthaler
- German Center for Neurodegenerative Diseases (DZNE), Munich, Germany
- Neuroproteomics, School of Medicine, Klinikum Rechts der Isar, Technical University of Munich, Munich, Germany
- Munich Cluster for Systems Neurology (SyNergy), Munich, Germany
| | - Linda Troeberg
- Norwich Medical School, Bob Champion Research and Education Building, University of East Anglia, Norwich, United Kingdom
| | - Simone D. Scilabra
- Proteomics Group of Fondazione Ri.MED, Research Department IRCCS ISMETT (Istituto Mediterraneo per i Trapianti e Terapie ad Alta Specializzazione), Palermo, Italy
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9
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Da X, Li Z, Huang X, He Z, Yu Y, Tian T, Xu C, Yao Y, Wang QK. AGGF1 therapy inhibits thoracic aortic aneurysms by enhancing integrin α7-mediated inhibition of TGF-β1 maturation and ERK1/2 signaling. Nat Commun 2023; 14:2265. [PMID: 37081014 PMCID: PMC10119315 DOI: 10.1038/s41467-023-37809-x] [Citation(s) in RCA: 14] [Impact Index Per Article: 14.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/08/2022] [Accepted: 03/30/2023] [Indexed: 04/22/2023] Open
Abstract
Thoracic aortic aneurysm (TAA) is a localized or diffuse dilatation of the thoracic aortas, and causes many sudden deaths each year worldwide. However, there is no effective pharmacologic therapy. Here, we show that AGGF1 effectively blocks TAA-associated arterial inflammation and remodeling in three different mouse models (mice with transverse aortic constriction, Fbn1C1041G/+ mice, and β-aminopropionitrile-treated mice). AGGF1 expression is reduced in the ascending aortas from the three models and human TAA patients. Aggf1+/- mice and vascular smooth muscle cell (VSMC)-specific Aggf1smcKO knockout mice show aggravated TAA phenotypes. Mechanistically, AGGF1 enhances the interaction between its receptor integrin α7 and latency-associated peptide (LAP)-TGF-β1, blocks the cleavage of LAP-TGF-β1 to form mature TGF-β1, and inhibits Smad2/3 and ERK1/2 phosphorylation in VSMCs. Pirfenidone, a treatment agent for idiopathic pulmonary fibrosis, inhibits TAA-associated vascular inflammation and remodeling in wild type mice, but not in Aggf1+/- mice. In conclusion, we identify an innovative AGGF1 protein therapeutic strategy to block TAA-associated vascular inflammation and remodeling, and show that efficacy of TGF-β inhibition therapies require AGGF1.
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Affiliation(s)
- Xingwen Da
- Center for Human Genome Research, Key Laboratory of Molecular Biophysics of the Ministry of Education, College of Life Science and Technology, Huazhong University of Science and Technology, Wuhan, P. R. China
| | - Ziyan Li
- Center for Human Genome Research, Key Laboratory of Molecular Biophysics of the Ministry of Education, College of Life Science and Technology, Huazhong University of Science and Technology, Wuhan, P. R. China
| | - Xiaofan Huang
- Department of Cardiovascular Surgery, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, P. R. China
| | - Zuhan He
- Center for Human Genome Research, Key Laboratory of Molecular Biophysics of the Ministry of Education, College of Life Science and Technology, Huazhong University of Science and Technology, Wuhan, P. R. China
| | - Yubing Yu
- Center for Human Genome Research, Key Laboratory of Molecular Biophysics of the Ministry of Education, College of Life Science and Technology, Huazhong University of Science and Technology, Wuhan, P. R. China
| | - Tongtong Tian
- Center for Human Genome Research, Key Laboratory of Molecular Biophysics of the Ministry of Education, College of Life Science and Technology, Huazhong University of Science and Technology, Wuhan, P. R. China
| | - Chengqi Xu
- Center for Human Genome Research, Key Laboratory of Molecular Biophysics of the Ministry of Education, College of Life Science and Technology, Huazhong University of Science and Technology, Wuhan, P. R. China.
- Institute of Medical Genomics and School of Biomedical Sciences, Shandong First Medical University and Shandong Academy of Medical Sciences, Jinan, P. R. China.
| | - Yufeng Yao
- Center for Human Genome Research, Key Laboratory of Molecular Biophysics of the Ministry of Education, College of Life Science and Technology, Huazhong University of Science and Technology, Wuhan, P. R. China.
| | - Qing K Wang
- Center for Human Genome Research, Key Laboratory of Molecular Biophysics of the Ministry of Education, College of Life Science and Technology, Huazhong University of Science and Technology, Wuhan, P. R. China.
- Institute of Medical Genomics and School of Biomedical Sciences, Shandong First Medical University and Shandong Academy of Medical Sciences, Jinan, P. R. China.
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10
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The SNP rs4591246 in pri-miR-1-3p is associated with abdominal aortic aneurysm risk by regulating cell phenotypic transformation via the miR-1-3p/TLR4 axis. Int Immunopharmacol 2023; 118:110016. [PMID: 36931173 DOI: 10.1016/j.intimp.2023.110016] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/20/2023] [Revised: 02/23/2023] [Accepted: 03/07/2023] [Indexed: 03/17/2023]
Abstract
Emerging evidence reveals that single nucleotide polymorphism (SNP) within miRNAs can affect the risk of cardiovascular diseases. However, the role of miRNA SNPs in abdominal aortic aneurysm (AAA) is unclear. This study aimed to determine the association between SNPs in pri-miR-1-3p and AAA risk, as well as its underlying molecular mechanism. SNP genotyping was performed in 335 AAA patients and 335 controls using the KASP method and tissue miR-1-3p expression was measured by qRT-PCR. The biological effects of significant SNP were validated using in vitro studies. We found that the rs4591246 variant genotype was correlated with increased AAA risk and tissue miR-1-3p expression was reduced in AAA patients as compared with control subjects. An in silico approach predicted that the rs4591246 polymorphism altered the secondary structure and stability of pri-miR-1-3p, and in vitro evidence suggested that the rs4591246 polymorphism affected mature miR-1-3p expression. And luciferase assays verified TLR4 as a direct target gene of miR-1-3p. Further functional experiments demonstrated that the rs4591246 variant genotype could promote Ang II-induced cell phenotypic switching by suppressing mature miR-1-3p expression and in turn upregulating TLR4 expression, but this effect was rescued in the presence of TLR4 siRNA. In conclusion, as a promising genetic biomarker for AAA susceptibility, the SNP rs4591246 may exert its effects on AAA risk by regulating cell phenotypic transformation via the miR-1-3p/TLR4 axis.
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11
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Wang J, Tian X, Yan C, Wu H, Bu Y, Li J, Liu D, Han Y. TCF7L1 Accelerates Smooth Muscle Cell Phenotypic Switching and Aggravates Abdominal Aortic Aneurysms. JACC Basic Transl Sci 2023; 8:155-170. [PMID: 36908661 PMCID: PMC9998605 DOI: 10.1016/j.jacbts.2022.07.012] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/20/2021] [Revised: 07/21/2022] [Accepted: 07/21/2022] [Indexed: 12/02/2022]
Abstract
Phenotypic switching of vascular smooth muscle cells is a central process in abdominal aortic aneurysm (AAA) pathology. We found that knockdown TCF7L1 (transcription factor 7-like 1), a member of the TCF/LEF (T cell factor/lymphoid enhancer factor) family of transcription factors, inhibits vascular smooth muscle cell differentiation. This study hints at potential interventions to maintain a normal, differentiated smooth muscle cell state, thereby eliminating the pathogenesis of AAA. In addition, our study provides insights into the potential use of TCF7L1 as a biomarker for AAA.
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Key Words
- AAA, abdominal aortic aneurysm
- AAV, adeno-associated virus
- Ang II, angiotensin II
- CVF, collagen volume fraction
- MMP, matrix metalloproteinase
- PBS, phosphate-buffered saline
- PCR, polymerase chain reaction
- SM22α, smooth muscle protein 22-α
- SMA, smooth muscle actin
- SRF, serum response factor
- TCF7L1
- TCF7L1, transcription factor 7-like 1
- VSMC, vascular smooth muscle cell
- abdominal aortic aneurysms
- cDNA, complementary DNA
- mRNA, messenger RNA
- phenotypic switching
- siRNA, small interfering RNA
- smooth muscle cell
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Affiliation(s)
- Jing Wang
- Cardiovascular Research Institute and Department of Cardiology, General Hospital of Northern Theater Command, Shenyang, China
| | - Xiaoxiang Tian
- Cardiovascular Research Institute and Department of Cardiology, General Hospital of Northern Theater Command, Shenyang, China
| | - Chenghui Yan
- Cardiovascular Research Institute and Department of Cardiology, General Hospital of Northern Theater Command, Shenyang, China
| | - Hanlin Wu
- Cardiovascular Research Institute and Department of Cardiology, General Hospital of Northern Theater Command, Shenyang, China
| | - Yuxin Bu
- Cardiovascular Research Institute and Department of Cardiology, General Hospital of Northern Theater Command, Shenyang, China
| | - Jia Li
- Cardiovascular Research Institute and Department of Cardiology, General Hospital of Northern Theater Command, Shenyang, China
| | - Dan Liu
- Cardiovascular Research Institute and Department of Cardiology, General Hospital of Northern Theater Command, Shenyang, China
| | - Yaling Han
- Cardiovascular Research Institute and Department of Cardiology, General Hospital of Northern Theater Command, Shenyang, China
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12
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Morgan S, Lee LH, Halu A, Nicolau JS, Higashi H, Ha AH, Wen JR, Daugherty A, Libby P, Cameron SJ, Mix D, Aikawa E, Owens AP, Singh SA, Aikawa M. Identifying novel mechanisms of abdominal aortic aneurysm via unbiased proteomics and systems biology. Front Cardiovasc Med 2022; 9:889994. [PMID: 35990960 PMCID: PMC9382335 DOI: 10.3389/fcvm.2022.889994] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/04/2022] [Accepted: 06/28/2022] [Indexed: 11/16/2022] Open
Abstract
Background Abdominal aortic aneurysm (AAA), characterized by a continued expansion of the aorta, leads to rupture if not surgically repaired. Mice aid the study of disease progression and its underlying mechanisms since sequential studies of aneurysm development are not feasible in humans. The present study used unbiased proteomics and systems biology to understand the molecular relationship between the mouse models of AAA and the human disease. Methods and results Aortic tissues of developing and established aneurysms produced by either angiotensin II (AngII) infusion in Apoe -/- and Ldlr -/- mice or intraluminal elastase incubation in wildtype C57BL/6J mice were examined. Aortas were dissected free and separated into eight anatomical segments for proteomics in comparison to their appropriate controls. High-dimensional proteome cluster analyses identified site-specific protein signatures in the suprarenal segment for AngII-infused mice (159 for Apoe -/- and 158 for Ldlr -/-) and the infrarenal segment for elastase-incubated mice (173). Network analysis revealed a predominance of inflammatory and coagulation factors in developing aneurysms, and a predominance of fibrosis-related pathways in established aneurysms for both models. To further substantiate our discovery platform, proteomics was performed on human infrarenal aortic aneurysm tissues as well as aortic tissue collected from age-matched controls. Protein processing and inflammatory pathways, particularly neutrophil-associated inflammation, dominated the proteome of the human aneurysm abdominal tissue. Aneurysmal tissue from both mouse and human had inflammation, coagulation, and protein processing signatures, but differed in the prevalence of neutrophil-associated pathways, and erythrocyte and oxidative stress-dominated networks in the human aneurysms. Conclusions Identifying changes unique to each mouse model will help to contextualize model-specific findings. Focusing on shared proteins between mouse experimental models or between mouse and human tissues may help to better understand the mechanisms for AAA and establish molecular bases for novel therapies.
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Affiliation(s)
- Stephanie Morgan
- Cardiovascular Division, Center for Interdisciplinary Cardiovascular Sciences, Brigham and Women's Hospital and Harvard Medical School, Boston, MA, United States
| | - Lang Ho Lee
- Cardiovascular Division, Center for Interdisciplinary Cardiovascular Sciences, Brigham and Women's Hospital and Harvard Medical School, Boston, MA, United States
| | - Arda Halu
- Cardiovascular Division, Center for Interdisciplinary Cardiovascular Sciences, Brigham and Women's Hospital and Harvard Medical School, Boston, MA, United States
- Channing Division of Network Medicine, Brigham and Women's Hospital and Harvard Medical School, Boston, MA, United States
| | - Jessica S. Nicolau
- Cardiovascular Division, Center for Interdisciplinary Cardiovascular Sciences, Brigham and Women's Hospital and Harvard Medical School, Boston, MA, United States
| | - Hideyuki Higashi
- Cardiovascular Division, Center for Interdisciplinary Cardiovascular Sciences, Brigham and Women's Hospital and Harvard Medical School, Boston, MA, United States
| | - Anna H. Ha
- Cardiovascular Division, Center for Interdisciplinary Cardiovascular Sciences, Brigham and Women's Hospital and Harvard Medical School, Boston, MA, United States
| | - Jennifer R. Wen
- Cardiovascular Division, Center for Interdisciplinary Cardiovascular Sciences, Brigham and Women's Hospital and Harvard Medical School, Boston, MA, United States
| | - Alan Daugherty
- Department of Physiology, Saha Cardiovascular Research Center, University of Kentucky, Lexington, KY, United States
| | - Peter Libby
- Center for Excellence in Vascular Biology, Brigham and Women's Hospital and Harvard Medical School, Boston, MA, United States
| | - Scott J. Cameron
- Department of Cardiovascular Medicine, Section of Vascular Medicine, Heart Vascular and Thoracic Institute, Cleveland Clinic Foundation, Cleveland, OH, United States
| | - Doran Mix
- Division of Vascular Surgery, Department of Surgery, University of Rochester School of Medicine, Rochester, NY, United States
| | - Elena Aikawa
- Cardiovascular Division, Center for Interdisciplinary Cardiovascular Sciences, Brigham and Women's Hospital and Harvard Medical School, Boston, MA, United States
- Center for Excellence in Vascular Biology, Brigham and Women's Hospital and Harvard Medical School, Boston, MA, United States
| | - A. Phillip Owens
- Division of Cardiovascular Health and Disease, Department of Internal Medicine, University of Cincinnati College of Medicine, Cincinnati, OH, United States
| | - Sasha A. Singh
- Cardiovascular Division, Center for Interdisciplinary Cardiovascular Sciences, Brigham and Women's Hospital and Harvard Medical School, Boston, MA, United States
| | - Masanori Aikawa
- Cardiovascular Division, Center for Interdisciplinary Cardiovascular Sciences, Brigham and Women's Hospital and Harvard Medical School, Boston, MA, United States
- Channing Division of Network Medicine, Brigham and Women's Hospital and Harvard Medical School, Boston, MA, United States
- Center for Excellence in Vascular Biology, Brigham and Women's Hospital and Harvard Medical School, Boston, MA, United States
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13
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Li Z, Cong X, Kong W. Matricellular proteins: Potential biomarkers and mechanistic factors in aortic aneurysms. J Mol Cell Cardiol 2022; 169:41-56. [DOI: 10.1016/j.yjmcc.2022.05.001] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/31/2021] [Revised: 03/30/2022] [Accepted: 05/03/2022] [Indexed: 10/18/2022]
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14
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de Seabra Rodrigues Dias IR, Cao Z, Kwok HF. Adamalysins in COVID-19 - Potential mechanisms behind exacerbating the disease. Biomed Pharmacother 2022; 150:112970. [PMID: 35658218 PMCID: PMC9010236 DOI: 10.1016/j.biopha.2022.112970] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/24/2022] [Revised: 03/31/2022] [Accepted: 04/12/2022] [Indexed: 01/12/2023] Open
Abstract
The coronavirus disease 2019 (COVID-19), caused by the SARS-CoV-2 virus, is a current pandemic that has resulted in nearly 250 million cases and over 5 million deaths. While vaccines have been developed to prevent infection, and most COVID-19 cases end up being fairly light, there are severe cases of COVID-19 that may end up in death, even with adequate healthcare treatment. New options to combat this disease's effects, therefore, could prove to be invaluable in saving lives. Adamalysins are proteins that have several roles in regulating different functions in the human body but are also known to have functions in inflammation. They are also known to have roles in several different diseases, including COVID-19, where ADAM17, in particular, is now well-known to have a prominent role, but also several diseases which include comorbidities that may worsen cases of COVID-19. Therefore, investigating the functions of adamalysins in disease may give us clues to the molecular workings of COVID-19 as well as potentially new therapeutic targets. Understanding these molecular mechanisms may also allow for an understanding of the mechanisms behind the rare severe side effects that occur in response to current COVID-19 vaccines, which may lead to better monitoring measures for people who may be more at risk of developing these side effects. This review investigates the known roles and functions of adamalysins in disease, including what is currently known of their involvement in COVID-19, and how these functions might be involved.
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Affiliation(s)
- Ivo Ricardo de Seabra Rodrigues Dias
- Department of Biomedical Sciences, Faculty of Health Sciences, University of Macau, Avenida de Universidade, Taipa, Macau SAR,Institute of Translational Medicine, Faculty of Health Sciences, University of Macau, Avenida de Universidade, Taipa, Macau SAR
| | - Zhijian Cao
- State Key Laboratory of Virology and Modern Virology Research Center, College of Life Sciences, Wuhan University, Wuhan 430072, Hubei, China,Co-corresponding author
| | - Hang Fai Kwok
- Department of Biomedical Sciences, Faculty of Health Sciences, University of Macau, Avenida de Universidade, Taipa, Macau SAR,Institute of Translational Medicine, Faculty of Health Sciences, University of Macau, Avenida de Universidade, Taipa, Macau SAR,Corresponding author at: Department of Biomedical Sciences, Faculty of Health Sciences, University of Macau, Avenida de Universidade, Taipa, Macau SAR
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15
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Kilic T, Okuno K, Eguchi S, Kassiri Z. Disintegrin and Metalloproteinases (ADAMs [A Disintegrin and Metalloproteinase] and ADAMTSs [ADAMs With a Thrombospondin Motif]) in Aortic Aneurysm. Hypertension 2022; 79:1327-1338. [PMID: 35543145 DOI: 10.1161/hypertensionaha.122.17963] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Abstract
Aortic aneurysm is a complex pathology that can be lethal if not detected in time. Although several molecular mechanisms and pathways have been identified to be involved in aortic aneurysm development and growth, the current lack of an effective pharmacological treatment highlights the need for a more thorough understanding of the factors that regulate the remodeling of the aortic wall in response to triggers that lead to aneurysm formation. This task is further complicated by the regional heterogeneity of the aorta and that thoracic and abdominal aortic aneurysm are distinct pathologies with different risk factors and distinct course of progression. ADAMs (a disintegrin and metalloproteinases) and ADAMTS (ADAMs with a thrombospondin motif) are proteinases that share similarities with other proteinases but possess unique and diverse properties that place them in a category of their own. In this review, we discuss what is known on how ADAMs and ADAMTSs are altered in abdominal aortic aneurysm and thoracic aortic aneurysm in patients, in different animal models, and their role in regulating the function of different vascular and inflammatory cell types. A full understanding of the role of ADAMs and ADAMTSs in aortic aneurysm will help reveal a more complete understanding of the underlying mechanism driving aneurysm formation, which will help towards developing an effective treatment in preventing or limiting the growth of aortic aneurysm.
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Affiliation(s)
- Tolga Kilic
- Department of Physiology, Cardiovascular Research Center, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (T.K., Z.K.)
| | - Keisuke Okuno
- Cardiovascular Research Center and Department of Cardiovascular Science, Lewis Katz School of Medicine at Temple University, Philadelphia, PA (K.O., S.E.)
| | - Satoru Eguchi
- Cardiovascular Research Center and Department of Cardiovascular Science, Lewis Katz School of Medicine at Temple University, Philadelphia, PA (K.O., S.E.)
| | - Zamaneh Kassiri
- Department of Physiology, Cardiovascular Research Center, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada (T.K., Z.K.)
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16
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Liu J, Zhu H, Pei Y, Zhang H, Zhou J, Jing Z. A methylprednisolone-loaded and core-shell nanofiber-covered stent-graft to prevent inflammation and reduce degradation in aortic dissection. Biomater Res 2022; 26:15. [PMID: 35468814 PMCID: PMC9036796 DOI: 10.1186/s40824-022-00259-5] [Citation(s) in RCA: 4] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/10/2021] [Accepted: 03/21/2022] [Indexed: 11/10/2022] Open
Abstract
Background Stent-graft-induced inflammation is an independent risk factor for adverse aortic remodeling in aortic dissection. In this context, we asked that whether a methylprednisolone-loaded stent-graft could reduce inflammation and degradation. Methods First, a coaxial electrospinning technique was used to create a core-shell film with methylprednisolone encapsulated in the inner of poly (L-lactide-co-caprolactone) nanofibers for controllable drug release. Second, an in vitro study was conducted to evaluate the biocompatibility of the nanofiber meshes. Third, the porcine aortic dissection model was developed to investigate the therapeutic effects of the methylprednisolone-loaded stent-graft. Results The results demonstrated that the nanofiber-coated film with a methylprednisolone-poly-caprolactone core layer and a poly (L-lactide-co-caprolactone) shell layer could effectively sustain drug release in vitro. In vivo study showed that the methylprednisolone-loaded stent-graft could reduce degradtion of aortic dissection by regulating inflammation. Conclusions Overall, the controllable drug release by coaxial nanofiber is a promising approach to alleviate aortic inflammation and promote aortic remodeling after stent-graft implantation. Supplementary Information The online version contains supplementary material available at 10.1186/s40824-022-00259-5.
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17
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Plana E, Oto J, Medina P, Herranz R, Fernández-Pardo Á, Requejo L, Miralles M. Thrombospondins in human aortic aneurysms. IUBMB Life 2022; 74:982-994. [PMID: 35293116 DOI: 10.1002/iub.2610] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/03/2021] [Revised: 02/08/2022] [Accepted: 02/12/2022] [Indexed: 11/08/2022]
Abstract
Thrombospondins are a family of matricellular proteins with a multimeric structure that is known to be involved in several biological and pathological processes. Their relationship with vascular disorders has raised special interest recently. Aortic aneurysms are related to the impairment of vascular remodeling, in which extracellular matrix proteins seem to play an important role. Thus, research in thrombospondins, and their potential role in aneurysm development is progressively gaining importance. Nevertheless, studies showing thrombospondin dysregulation in human samples are still scarce. Although studies performed in vitro and in vivo models are essential to understand the molecular mechanisms and pathways underlying the disorder, descriptive studies in human samples are also necessary to ascertain their real value as biomarkers and/or novel therapeutic targets. The present article reviews the latest findings regarding the role of thrombospondins in aortic aneurysm development, paying particular attention to the studies performed in human samples.
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Affiliation(s)
- Emma Plana
- Angiology and Vascular Surgery Service, La Fe University and Polytechnic Hospital, Valencia, Spain.,Haemostasis, Thrombosis, Arteriosclerosis and Vascular Biology Research Group, Medical Research Institute Hospital La Fe, Valencia, Spain
| | - Julia Oto
- Haemostasis, Thrombosis, Arteriosclerosis and Vascular Biology Research Group, Medical Research Institute Hospital La Fe, Valencia, Spain
| | - Pilar Medina
- Haemostasis, Thrombosis, Arteriosclerosis and Vascular Biology Research Group, Medical Research Institute Hospital La Fe, Valencia, Spain
| | - Raquel Herranz
- Haemostasis, Thrombosis, Arteriosclerosis and Vascular Biology Research Group, Medical Research Institute Hospital La Fe, Valencia, Spain
| | - Álvaro Fernández-Pardo
- Haemostasis, Thrombosis, Arteriosclerosis and Vascular Biology Research Group, Medical Research Institute Hospital La Fe, Valencia, Spain
| | - Lucia Requejo
- Angiology and Vascular Surgery Service, La Ribera University Hospital, Alzira, Valencia, Spain
| | - Manuel Miralles
- Angiology and Vascular Surgery Service, La Fe University and Polytechnic Hospital, Valencia, Spain.,Haemostasis, Thrombosis, Arteriosclerosis and Vascular Biology Research Group, Medical Research Institute Hospital La Fe, Valencia, Spain.,Department of Surgery, University of Valencia, Valencia, Spain
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18
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Chen YH, Zhong LF, Hong X, Zhu QL, Wang SJ, Han JB, Huang WJ, Ye BZ. Integrated Analysis of circRNA-miRNA-mRNA ceRNA Network in Cardiac Hypertrophy. Front Genet 2022; 13:781676. [PMID: 35211156 PMCID: PMC8860901 DOI: 10.3389/fgene.2022.781676] [Citation(s) in RCA: 7] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/23/2021] [Accepted: 01/14/2022] [Indexed: 01/01/2023] Open
Abstract
Cardiac hypertrophy is an adaptive cardiac response that accommodates the variable hemodynamic demands of the human body during extended periods of preload or afterload increase. In recent years, an increasing number of studies have pointed to a potential connection between myocardial hypertrophy and abnormal expression of non-coding RNAs. Circular RNA (circRNA), as one of the non-coding RNAs, plays an essential role in cardiac hypertrophy. However, few studies have systematically analyzed circRNA-related competing endogenous RNA (ceRNA) regulatory networks associated with cardiac hypertrophy. Therefore, we used public databases from online prediction websites to predict and screen differentially expressed mRNAs and miRNAs and ultimately obtained circRNAs related to cardiac hypertrophy. Based on this result, we went on to establish a circRNAs-related ceRNA regulatory network. This study is the first to establish a circRNA-mediated ceRNA regulatory network associated with myocardial hypertrophy. To verify the results of our analysis, we used PCR to verify the differentially expressed mRNAs and miRNAs in animal myocardial hypertrophy model samples. Our findings suggest that three mRNAs (Col12a1, Thbs1, and Tgfbr3), four miRNAs (miR-20a-5p, miR-27b-3p, miR-342-3p, and miR-378a-3p), and four related circRNAs (circ_0002702, circ_0110609, circ_0013751, and circ_0047959) may play a key role in cardiac hypertrophy.
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Affiliation(s)
- Yang-Hao Chen
- The Key Laboratory of Cardiovascular Disease of Wenzhou, Department of Cardiology, The First Affiliated Hospital of WenZhou Medical University, WenZhou, China
| | - Ling-Feng Zhong
- The Key Laboratory of Cardiovascular Disease of Wenzhou, Department of Cardiology, The First Affiliated Hospital of WenZhou Medical University, WenZhou, China
| | - Xia Hong
- Coronary Care Unit, The First Affiliated Hospital of Wenzhou Medical University, WenZhou, China
| | - Qian-Li Zhu
- The Key Laboratory of Cardiovascular Disease of Wenzhou, Department of Cardiology, The First Affiliated Hospital of WenZhou Medical University, WenZhou, China
| | - Song-Jie Wang
- The Key Laboratory of Cardiovascular Disease of Wenzhou, Department of Cardiology, The First Affiliated Hospital of WenZhou Medical University, WenZhou, China
| | - Ji-Bo Han
- Department of Cardiology, The Second Affiliated Hospital of Jiaxing University, Jiaxing, China
| | - Wei-Jian Huang
- The Key Laboratory of Cardiovascular Disease of Wenzhou, Department of Cardiology, The First Affiliated Hospital of WenZhou Medical University, WenZhou, China
| | - Bo-Zhi Ye
- The Key Laboratory of Cardiovascular Disease of Wenzhou, Department of Cardiology, The First Affiliated Hospital of WenZhou Medical University, WenZhou, China
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19
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Imaging Techniques for Aortic Aneurysms and Dissections in Mice: Comparisons of Ex Vivo, In Situ, and Ultrasound Approaches. Biomolecules 2022; 12:biom12020339. [PMID: 35204838 PMCID: PMC8869425 DOI: 10.3390/biom12020339] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/25/2022] [Revised: 02/14/2022] [Accepted: 02/16/2022] [Indexed: 01/04/2023] Open
Abstract
Aortic aneurysms and dissections are life-threatening conditions that have a high risk for lethal bleeding and organ malperfusion. Many studies have investigated the molecular basis of these diseases using mouse models. In mice, ex vivo, in situ, and ultrasound imaging are major approaches to evaluate aortic diameters, a common parameter to determine the severity of aortic aneurysms. However, accurate evaluations of aortic dimensions by these imaging approaches could be challenging due to pathological features of aortic aneurysms. Currently, there is no standardized mode to assess aortic dissections in mice. It is important to understand the characteristics of each approach for reliable evaluation of aortic dilatations. In this review, we summarize imaging techniques used for aortic visualization in recent mouse studies and discuss their pros and cons. We also provide suggestions to facilitate the visualization of mouse aortas.
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20
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Forbes T, Pauza AG, Adams JC. In the balance: how do thrombospondins contribute to the cellular pathophysiology of cardiovascular disease? Am J Physiol Cell Physiol 2021; 321:C826-C845. [PMID: 34495764 DOI: 10.1152/ajpcell.00251.2021] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
Thrombospondins (TSPs) are multidomain, secreted proteins that associate with cell surfaces and extracellular matrix. In mammals, there is a large body of data on functional roles of various TSP family members in cardiovascular disease (CVD), including stroke, cardiac remodeling and fibrosis, atherosclerosis, and aortic aneurysms. Coding single nucleotide polymorphisms (SNPs) of TSP1 or TSP4 are also associated with increased risk of several forms of CVD. Whereas interactions and functional effects of TSPs on a variety of cell types have been studied extensively, the molecular and cellular basis for the differential effects of the SNPs remains under investigation. Here, we provide an integrative review on TSPs, their roles in CVD and cardiovascular cell physiology, and known properties and mechanisms of TSP SNPs relevant to CVD. In considering recent expansions to knowledge of the fundamental cellular roles and mechanisms of TSPs, as well as the effects of wild-type and variant TSPs on cells of the cardiovascular system, we aim to highlight knowledge gaps and areas for future research or of translational potential.
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Affiliation(s)
- Tessa Forbes
- Translational Health Sciences, Bristol Medical School, University of Bristol, Bristol, United Kingdom
| | - Audrys G Pauza
- Translational Health Sciences, Bristol Medical School, University of Bristol, Bristol, United Kingdom
| | - Josephine C Adams
- School of Biochemistry, University of Bristol, Bristol, United Kingdom
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21
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Jana S, Aujla P, Hu M, Kilic T, Zhabyeyev P, McCulloch CA, Oudit GY, Kassiri Z. Gelsolin is an important mediator of Angiotensin II-induced activation of cardiac fibroblasts and fibrosis. FASEB J 2021; 35:e21932. [PMID: 34549830 DOI: 10.1096/fj.202100038rr] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/06/2021] [Revised: 09/01/2021] [Accepted: 09/03/2021] [Indexed: 01/08/2023]
Abstract
Myocardial fibrosis is a characteristic of various cardiomyopathies, and myocardial fibroblasts play a central role in this process. Gelsolin (GSN) is an actin severing and capping protein that regulates actin assembly and may be involved in fibroblast activation. While the role of GSN in mechanical stress-mediated cardiac fibrosis has been explored, its role in myocardial fibrosis in the absence of mechanical stress is not defined. In this study, we investigated the role of GSN in myocardial fibrosis induced by Angiotensin II (Ang II), a profibrotic hormone that is elevated in cardiovascular disease. We utilized mice lacking GSN (Gsn-/- ) and cultured primary adult cardiac fibroblasts (cFB). In vivo, Ang II infusion in mice resulted in significantly less severe myocardial fibrosis in Gsn-/- compared with Gsn+/+ mice, along with diminished activation of the TGFβ1-Smad2/3 pathway, and reduced expression of cardiac extracellular matrix proteins (collagen, fibronectin, periostin). Moreover, Gsn-deficient hearts exhibited suppressed activity of the AMPK pathway and its downstream effectors, mTOR and P70S6Kinase, which could contribute to the suppressed TGFβ1 activity. In vitro, the Ang II-induced activation of cFBs was reduced in Gsn-deficient fibroblasts evident from decreased expression of αSMA and periostin, diminished actin filament turnover; which also exhibited reduced activity of the AMPK-mTOR pathway, and P70S6K phosphorylation. AMPK inhibition compensated for the loss of GSN, restored the levels of G-actin in Gsn-/- cFBs and promoted activation to myofibroblasts by increasing αSMA and periostin levels. This study reveals a novel role for GSN in mediating myocardial fibrosis by regulating the AMPK-mTOR-P70S6K pathway in cFB activation independent from mechanical stress-induced factors.
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Affiliation(s)
- Sayantan Jana
- Department of Physiology, Cardiovascular Research Center, University of Alberta, Edmonton, Alberta, Canada
| | - Preetinder Aujla
- Department of Physiology, Cardiovascular Research Center, University of Alberta, Edmonton, Alberta, Canada
| | - Mei Hu
- Department of Physiology, Cardiovascular Research Center, University of Alberta, Edmonton, Alberta, Canada
| | - Tolga Kilic
- Department of Physiology, Cardiovascular Research Center, University of Alberta, Edmonton, Alberta, Canada
| | - Pavel Zhabyeyev
- Department of Physiology, Cardiovascular Research Center, University of Alberta, Edmonton, Alberta, Canada.,Department of Medicine/Division of Cardiology, Mazankowski Alberta Heart Institute, Cardiovascular Research Center, University of Alberta, Edmonton, Alberta, Canada
| | | | - Gavin Y Oudit
- Department of Physiology, Cardiovascular Research Center, University of Alberta, Edmonton, Alberta, Canada.,Department of Medicine/Division of Cardiology, Mazankowski Alberta Heart Institute, Cardiovascular Research Center, University of Alberta, Edmonton, Alberta, Canada
| | - Zamaneh Kassiri
- Department of Physiology, Cardiovascular Research Center, University of Alberta, Edmonton, Alberta, Canada
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22
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Li H, Xu H, Wen H, Wang H, Zhao R, Sun Y, Bai C, Ping J, Song L, Luo M, Chen J. Lysyl hydroxylase 1 (LH1) deficiency promotes angiotensin II (Ang II)-induced dissecting abdominal aortic aneurysm. Theranostics 2021; 11:9587-9604. [PMID: 34646388 PMCID: PMC8490513 DOI: 10.7150/thno.65277] [Citation(s) in RCA: 13] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/23/2021] [Accepted: 09/03/2021] [Indexed: 12/13/2022] Open
Abstract
Rationale: The progressive disruption of extracellular matrix (ECM) proteins, particularly early elastin fragmentation followed by abnormalities in collagen fibril organization, are key pathological processes that contribute to dissecting abdominal aortic aneurysm (AAA) pathogenesis. Lysyl hydroxylase 1 (LH1) is essential for type I/III collagen intermolecular crosslinking and stabilization. However, its function in dissecting AAA has not been explored. Here, we investigated whether LH1 is significantly implicated in dissecting AAA progression and therapeutic intervention. Methods and Results: Sixteen-week-old male LH1-deficient and wild-type (WT) mice on the C57Bl/6NCrl background were infused with angiotensin II (Ang II, 1000 ng/kg per minute) via subcutaneously implanted osmotic pumps for 4 weeks. Ang II increased LH1 levels in the abdominal aortas of WT mice, whereas mice lacking LH1 developed dissecting AAA. To evaluate the related mechanism, we performed whole-transcriptomic analysis, which demonstrated that LH1 deficiency aggravated gene transcription alterations; in particular, the expression of thrombospondin-1 was markedly upregulated in the aortas of LH1-deficient mice. Furthermore, targeting thrombospondin-1 with TAX2 strongly inhibited the proinflammatory process, matrix metalloproteinase (MMP) activity and vascular smooth muscle cells (VSMCs) apoptosis, ultimately decreasing the incidence of dissecting AAA. Restoration of LH1 protein expression in LH1-deficient mice by intraperitoneal injection of an adeno-associated virus normalized thrombospondin-1 levels, subsequently alleviating dissecting AAA formation and preserving aortic structure and function. Consistently, in human AAA specimens, decreased LH1 expression was associated with increased thrombospondin-1 levels. Conclusions: LH1 deficiency contributes to dissecting AAA pathogenesis, at least in part, by upregulating thrombospondin-1 expression, which subsequently enables proinflammatory processes, MMP activation and VSMCs apoptosis. Our study provides evidence that LH1 is a potential critical therapeutic target for AAA.
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Affiliation(s)
- Hao Li
- State Key Laboratory of Cardiovascular Disease, Fuwai Hospital, National Center for Cardiovascular Diseases, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100037, China
| | - Haochen Xu
- State Key Laboratory of Cardiovascular Disease, Fuwai Hospital, National Center for Cardiovascular Diseases, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100037, China
| | - Hongyan Wen
- State Key Laboratory of Cardiovascular Disease, Fuwai Hospital, National Center for Cardiovascular Diseases, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100037, China
| | - Hongyue Wang
- Department of Pathology, Fuwai Hospital, National Center for Cardiovascular Diseases, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100037, China
| | - Ranxu Zhao
- Department of Pathology, Fuwai Hospital, National Center for Cardiovascular Diseases, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100037, China
| | - Yingying Sun
- State Key Laboratory of Cardiovascular Disease, Fuwai Hospital, National Center for Cardiovascular Diseases, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100037, China
| | - Congxia Bai
- State Key Laboratory of Cardiovascular Disease, Fuwai Hospital, National Center for Cardiovascular Diseases, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100037, China
| | - Jiedan Ping
- State Key Laboratory of Cardiovascular Disease, Fuwai Hospital, National Center for Cardiovascular Diseases, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100037, China
| | - Li Song
- State Key Laboratory of Cardiovascular Disease, Fuwai Hospital, National Center for Cardiovascular Diseases, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100037, China
| | - Mingyao Luo
- State Key Laboratory of Cardiovascular Disease, Center of Vascular Surgery, Fuwai Hospital, National Center for Cardiovascular Disease, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100037, China
- Department of Vascular Surgery, Fuwai Yunnan Cardiovascular Hospital, Affiliated Cardiovascular Hospital of Kunming Medical University, Kunming, 650102, China
| | - Jingzhou Chen
- State Key Laboratory of Cardiovascular Disease, Fuwai Hospital, National Center for Cardiovascular Diseases, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100037, China
- National Health Commission Key Laboratory of Cardiovascular Regenerative Medicine, Fuwai Central-China Hospital, Central-China Branch of National Center for Cardiovascular Diseases, Zhengzhou 450046, China
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23
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Kawai T, Elliott KJ, Scalia R, Eguchi S. Contribution of ADAM17 and related ADAMs in cardiovascular diseases. Cell Mol Life Sci 2021; 78:4161-4187. [PMID: 33575814 PMCID: PMC9301870 DOI: 10.1007/s00018-021-03779-w] [Citation(s) in RCA: 28] [Impact Index Per Article: 9.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/15/2020] [Revised: 12/23/2020] [Accepted: 01/27/2021] [Indexed: 02/06/2023]
Abstract
A disintegrin and metalloproteases (ADAMs) are key mediators of cell signaling by ectodomain shedding of various growth factors, cytokines, receptors and adhesion molecules at the cellular membrane. ADAMs regulate cell proliferation, cell growth, inflammation, and other regular cellular processes. ADAM17, the most extensively studied ADAM family member, is also known as tumor necrosis factor (TNF)-α converting enzyme (TACE). ADAMs-mediated shedding of cytokines such as TNF-α orchestrates immune system or inflammatory cascades and ADAMs-mediated shedding of growth factors causes cell growth or proliferation by transactivation of the growth factor receptors including epidermal growth factor receptor. Therefore, increased ADAMs-mediated shedding can induce inflammation, tissue remodeling and dysfunction associated with various cardiovascular diseases such as hypertension and atherosclerosis, and ADAMs can be a potential therapeutic target in these diseases. In this review, we focus on the role of ADAMs in cardiovascular pathophysiology and cardiovascular diseases. The main aim of this review is to stimulate new interest in this area by highlighting remarkable evidence.
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Affiliation(s)
- Tatsuo Kawai
- Cardiovascular Research Center, Lewis Katz School of Medicine At Temple University, Philadelphia, PA, USA
| | - Katherine J Elliott
- Cardiovascular Research Center, Lewis Katz School of Medicine At Temple University, Philadelphia, PA, USA
| | - Rosario Scalia
- Cardiovascular Research Center, Lewis Katz School of Medicine At Temple University, Philadelphia, PA, USA
| | - Satoru Eguchi
- Cardiovascular Research Center, Lewis Katz School of Medicine At Temple University, Philadelphia, PA, USA.
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24
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Chemerin-9 Attenuates Experimental Abdominal Aortic Aneurysm Formation in ApoE -/- Mice. JOURNAL OF ONCOLOGY 2021; 2021:6629204. [PMID: 33953746 PMCID: PMC8068550 DOI: 10.1155/2021/6629204] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 12/09/2020] [Revised: 02/20/2021] [Accepted: 03/25/2021] [Indexed: 11/18/2022]
Abstract
Chronic inflammation plays an essential role in the pathogenesis of abdominal aortic aneurysm (AAA), a progressive segmental abdominal aortic dilation. Chemerin, a multifunctional adipocytokine, is mainly generated in the liver and adipose tissue. The combination of chemerin and chemokine-like receptor 1 (CMKLR1) has been demonstrated to promote the progression of atherosclerosis, arthritis diseases, and Crohn's disease. However, chemerin-9 acts as an analog of chemerin to exert an anti-inflammatory effect by binding to CMKLR1. Here, we first demonstrated that AAA exhibited higher levels of chemerin and CMKLR1 expression compared with the normal aortic tissues. Hence, we hypothesized that the chemerin/CMKLR1 axis might be involved in AAA progression. Moreover, we found that chemerin-9 treatment markedly suppressed inflammatory cell infiltration, neovascularization, and matrix metalloproteinase (MMP) expression, while increasing the elastic fibers and smooth muscle cells (SMCs) in Ang II-induced AAA in ApoE-/- mice. This demonstrated that chemerin-9 could inhibit AAA formation. Collectively, our findings indicate a potential mechanism underlying AAA progression and suggest that chemerin-9 can be used therapeutically.
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25
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Sawada H, Lu HS, Daugherty A. Single-cell transcriptomics as a building block for determining mechanistic insight of abdominal aortic aneurysm formation. Cardiovasc Res 2021; 117:1243-1244. [PMID: 33723571 DOI: 10.1093/cvr/cvab083] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/14/2022] Open
Affiliation(s)
- Hisashi Sawada
- Saha Cardiovascular Research Center, College of Medicine, University of Kentucky, BBSRB, B251, 741 South Limestone Street, Lexington, KY 40536-0509, USA.,Saha Aortic Center, College of Medicine, University of Kentucky, BBSRB, B251, 741 South Limestone Street, Lexington, KY 40536-0509, USA.,Department of Physiology, College of Medicine, University of Kentucky, BBSRB, B251, 741 South Limestone Street, Lexington, KY 40536-0509, USA
| | - Hong S Lu
- Saha Cardiovascular Research Center, College of Medicine, University of Kentucky, BBSRB, B251, 741 South Limestone Street, Lexington, KY 40536-0509, USA.,Saha Aortic Center, College of Medicine, University of Kentucky, BBSRB, B251, 741 South Limestone Street, Lexington, KY 40536-0509, USA.,Department of Physiology, College of Medicine, University of Kentucky, BBSRB, B251, 741 South Limestone Street, Lexington, KY 40536-0509, USA
| | - Alan Daugherty
- Saha Cardiovascular Research Center, College of Medicine, University of Kentucky, BBSRB, B251, 741 South Limestone Street, Lexington, KY 40536-0509, USA.,Saha Aortic Center, College of Medicine, University of Kentucky, BBSRB, B251, 741 South Limestone Street, Lexington, KY 40536-0509, USA.,Department of Physiology, College of Medicine, University of Kentucky, BBSRB, B251, 741 South Limestone Street, Lexington, KY 40536-0509, USA
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26
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Oh Y, Yang S, Liu X, Jana S, Izaddoustdar F, Gao X, Debi R, Kim DK, Kim KH, Yang P, Kassiri Z, Lakin R, Backx PH. Transcriptomic Bioinformatic Analyses of Atria Uncover Involvement of Pathways Related to Strain and Post-translational Modification of Collagen in Increased Atrial Fibrillation Vulnerability in Intensely Exercised Mice. Front Physiol 2020; 11:605671. [PMID: 33424629 PMCID: PMC7793719 DOI: 10.3389/fphys.2020.605671] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/12/2020] [Accepted: 11/26/2020] [Indexed: 02/06/2023] Open
Abstract
Atrial Fibrillation (AF) is the most common supraventricular tachyarrhythmia that is typically associated with cardiovascular disease (CVD) and poor cardiovascular health. Paradoxically, endurance athletes are also at risk for AF. While it is well-established that persistent AF is associated with atrial fibrosis, hypertrophy and inflammation, intensely exercised mice showed similar adverse atrial changes and increased AF vulnerability, which required tumor necrosis factor (TNF) signaling, even though ventricular structure and function improved. To identify some of the molecular factors underlying the chamber-specific and TNF-dependent atrial changes induced by exercise, we performed transcriptome analyses of hearts from wild-type and TNF-knockout mice following exercise for 2 days, 2 or 6 weeks of exercise. Consistent with the central role of atrial stretch arising from elevated venous pressure in AF promotion, all 3 time points were associated with differential regulation of genes in atria linked to mechanosensing (focal adhesion kinase, integrins and cell-cell communications), extracellular matrix (ECM) and TNF pathways, with TNF appearing to play a permissive, rather than causal, role in gene changes. Importantly, mechanosensing/ECM genes were only enriched, along with tubulin- and hypertrophy-related genes after 2 days of exercise while being downregulated at 2 and 6 weeks, suggesting that early reactive strain-dependent remodeling with exercise yields to compensatory adjustments. Moreover, at the later time points, there was also downregulation of both collagen genes and genes involved in collagen turnover, a pattern mirroring aging-related fibrosis. By comparison, twofold fewer genes were differentially regulated in ventricles vs. atria, independently of TNF. Our findings reveal that exercise promotes TNF-dependent atrial transcriptome remodeling of ECM/mechanosensing pathways, consistent with increased preload and atrial stretch seen with exercise. We propose that similar preload-dependent mechanisms are responsible for atrial changes and AF in both CVD patients and athletes.
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Affiliation(s)
- Yena Oh
- Department of Biology, York University, Toronto, ON, Canada.,Department of Physiology, University of Toronto, Toronto, ON, Canada.,Department of Cellular and Molecular Medicine, Faculty of Medicine, University of Ottawa, Ottawa, ON, Canada.,University of Ottawa Heart Institute, Ottawa, ON, Canada
| | - Sibao Yang
- Department of Biology, York University, Toronto, ON, Canada.,Department of Cardiology, China-Japan Union Hospital of Jilin University, Changchun, China
| | - Xueyan Liu
- Department of Biology, York University, Toronto, ON, Canada.,Department of Cardiology, China-Japan Union Hospital of Jilin University, Changchun, China
| | - Sayantan Jana
- Department of Physiology, Cardiovascular Research Center, University of Alberta, Edmonton, AB, Canada
| | | | - Xiaodong Gao
- Department of Biology, York University, Toronto, ON, Canada
| | - Ryan Debi
- Department of Biology, York University, Toronto, ON, Canada
| | - Dae-Kyum Kim
- Donnelly Centre, University of Toronto, Toronto, ON, Canada.,Lunenfeld-Tanenbaum Research Institute, Sinai Health System, Toronto, ON, Canada
| | - Kyoung-Han Kim
- Department of Cellular and Molecular Medicine, Faculty of Medicine, University of Ottawa, Ottawa, ON, Canada.,University of Ottawa Heart Institute, Ottawa, ON, Canada
| | - Ping Yang
- Department of Cardiology, China-Japan Union Hospital of Jilin University, Changchun, China
| | - Zamaneh Kassiri
- Department of Physiology, Cardiovascular Research Center, University of Alberta, Edmonton, AB, Canada
| | - Robert Lakin
- Department of Biology, York University, Toronto, ON, Canada
| | - Peter H Backx
- Department of Biology, York University, Toronto, ON, Canada.,Department of Physiology, University of Toronto, Toronto, ON, Canada
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27
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Wang S, Tian X, Liu D, Zhang X, Yan C, Han Y. TRPV5 attenuates abdominal aortic aneurysm in mice by regulating KLF4-dependent phenotype switch of aortic vascular smooth muscle cells. Arch Biochem Biophys 2020; 698:108724. [PMID: 33309615 DOI: 10.1016/j.abb.2020.108724] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/02/2020] [Revised: 12/07/2020] [Accepted: 12/08/2020] [Indexed: 12/12/2022]
Abstract
Abdominal aortic aneurysm (AAA) is a fatal vascular disease with insidious symptoms. However, the mechanism behind its development remains unclear. The transient receptor potential vanilloid (TRPV) family has crucial protective effects against cardiovascular diseases, but the role of TRPV5 in AAA has yet to be reported. In this study, ApoE-/- mice were intraperitoneally injected with AAV-GFP or AAV-TRPV5. After 30 days, mice were further administered with angiotensin II (Ang II, 1.44 mg/kg/day) by using osmotic pumps to induce the AAA model or Saline for 28 days, (i.e., Saline + AAV-GFP, Saline + AAV-TRPV5, Ang II + AAV-GFP and Ang II + AAV-TRPV5 groups were established). Compared with the control group, the incidence of AAA and the maximal diameter of the abdominal aorta markedly decreased in Ang II + AAV-TRPV5, which was detected by vascular ultrasound at 28 day. Meanwhile, less collagen and elastin degradation were observed in the Ang II + AAV-TRPV5 group by using Masson and Elastin stains. Moreover, more α-SMA and less MMP2 was observed in the abdominal aortas collected at 28 day by immunohistochemistry. In vitro, primary mouse vascular smooth muscle cells (VSMCs) were treated with Ang II (1 μM) to induce phenotype switch. Sh-TRPV5 and AdTRPV5 were used to transfect VSMCs. PCR and Western blotting were used to access the expression of contractile marker, including α-SMA and SM-22α. The results showed that the mRNA and protein level of α-SMA and SM-22α were decreased under the stimulation of Ang II, but could be attenuated by TRPV5 overexpression. The cell scratch assay demonstrated that the migration ability of VSMCs was increased in Ang II treated group and could be ameliorated by TRPV5 overexpression. Above all, VSMCs transformed from the contractile into secretory phenotype under Ang II stimuli, but could be rescued by TRPV5 overexpression. Furthermore, TRPV5 overexpression suppressed the increased expression of KLF4 induced by Ang II treatment in VSMCs. The data demonstrated that TRPV5 could inhibit AAA formation and play a critical role in the VSMC phenotype switch by downregulating KLF4, suggesting TRPV5 as a new strategy for treating AAA.
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Affiliation(s)
- Shuo Wang
- Department of Cardiology, Shengjing Hospital of China Medical University, Shenyang, China; Department of Cardiology and Cardiovascular Research Institute, General Hospital of Northern Theater Command, Shenyang, China
| | - Xiaoxiang Tian
- Department of Cardiology and Cardiovascular Research Institute, General Hospital of Northern Theater Command, Shenyang, China
| | - Dan Liu
- Department of Cardiology and Cardiovascular Research Institute, General Hospital of Northern Theater Command, Shenyang, China
| | - Xiaolin Zhang
- Department of Cardiology and Cardiovascular Research Institute, General Hospital of Northern Theater Command, Shenyang, China
| | - Chenghui Yan
- Department of Cardiology and Cardiovascular Research Institute, General Hospital of Northern Theater Command, Shenyang, China
| | - Yaling Han
- Department of Cardiology, Shengjing Hospital of China Medical University, Shenyang, China; Department of Cardiology and Cardiovascular Research Institute, General Hospital of Northern Theater Command, Shenyang, China.
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28
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Chen S, Chen H, Zhong Y, Ge Y, Li C, Qiao Z, Zhu J. Insulin-like growth factor-binding protein 3 inhibits angiotensin II-induced aortic smooth muscle cell phenotypic switch and matrix metalloproteinase expression. Exp Physiol 2020; 105:1827-1839. [PMID: 32936966 DOI: 10.1113/ep088927] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/16/2020] [Accepted: 09/15/2020] [Indexed: 12/28/2022]
Abstract
NEW FINDINGS What is the central question of this study? Insulin-like growth factor 1 and its major binding protein insulin-like growth factor binding protein 3 (IGFBP3) are involved in collagen deregulation in several cardiovascular diseases: what is the role of IGFBP3 in thoracic aortic dissection and does it regulate aortic smooth muscle cells' phenotypic switch? What is the main finding and its importance? IGFBP3 inhibits aortic smooth muscle cells' phenotypic switch from a contractile to a synthetic phenotype, decreases matrix metalloproteinase 9 activation and suppresses elastin degradation. These findings provide a better understanding of the pathogenesis of thoracic aortic dissection. ABSTRACT Thoracic aortic dissection (TAD) is characterized by aortic media degeneration and is a highly lethal disease. An aortic smooth muscle cell (AoSMC) phenotypic switch is considered a key pathophysiological change in TAD. Insulin-like growth factor binding protein 3 (IGFBP3) was found to be downregulated in aortic tissues of TAD patients. The present work aimed to study the function of IGFBP3 in AoSMCs' phenotypic switch and matrix metalloproteinase (MMP) expression. We established a mouse model of TAD by angiotensin (Ang) II infusion to β-aminopropionitrile-administrated mice, and found decreased IGFBP3 expression accompanied by aortic dilatation and elastin degradation in vivo. Further, mouse (m)AoSMCs were isolated from mouse thoracic aorta and treated with Ang II. Ang II induced downregulation of IGFBP3 in vitro. To further study the function of IGFBP3, primary mAoSMCs were infected with adenovirus expressing IGFBP3 followed by Ang II induction. Enforced upregulation of IGFBP3 decreased MMP9 expression and activation as well as increasing tissue inhibitor of metalloproteinase (TIMP) 1 expression in Ang II-induced mAoSMCs. No difference was observed in MMP2 and TIMP3 expression. IGFBP3 suppressed subsequent Ang II-induced elastin degradation in vitro. IGFBP3 inhibited Ang II-induced mAoSMCs' phenotypic switch as evidenced by increased smooth muscle actin α-2 (ACTA2) and myosin heavy chain 11 (MYH11) expression and decreased secreted phosphoprotein 1 (SPP1) and vimentin expression. Taken together, the present study demonstrates the role of IGFBP3 in preserving AoSMCs' contractile state and reducing MMP9 activation and thus promoting elastic fibre synthesis, which provides a better understanding of the pathogenesis of TAD.
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Affiliation(s)
- Suwei Chen
- Department of Cardiovascular Surgery, Beijing Anzhen Hospital, Capital Medical University, Beijing, China
| | - Hong Chen
- Department of Cardiovascular Surgery, Beijing Anzhen Hospital, Capital Medical University, Beijing, China
| | - Yongliang Zhong
- Department of Cardiovascular Surgery, Beijing Anzhen Hospital, Capital Medical University, Beijing, China
| | - Yipeng Ge
- Department of Cardiovascular Surgery, Beijing Anzhen Hospital, Capital Medical University, Beijing, China
| | - Chengnan Li
- Department of Cardiovascular Surgery, Beijing Anzhen Hospital, Capital Medical University, Beijing, China
| | - Zhiyu Qiao
- Department of Cardiovascular Surgery, Beijing Anzhen Hospital, Capital Medical University, Beijing, China
| | - Junming Zhu
- Department of Cardiovascular Surgery, Beijing Anzhen Hospital, Capital Medical University, Beijing, China
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