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Elbitar S, Renard M, Arnaud P, Hanna N, Jacob MP, Guo DC, Tsutsui K, Gross MS, Kessler K, Tosolini L, Dattilo V, Dupont S, Jonquet J, Langeois M, Benarroch L, Aubart M, Ghaleb Y, Abou Khalil Y, Varret M, El Khoury P, Ho-Tin-Noé B, Alembik Y, Gaertner S, Isidor B, Gouya L, Milleron O, Sekiguchi K, Milewicz D, De Backer J, Le Goff C, Michel JB, Jondeau G, Sakai LY, Boileau C, Abifadel M. Pathogenic variants in THSD4, encoding the ADAMTS-like 6 protein, predispose to inherited thoracic aortic aneurysm. Genet Med 2020; 23:111-122. [PMID: 32855533 PMCID: PMC8559271 DOI: 10.1038/s41436-020-00947-4] [Citation(s) in RCA: 21] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/03/2020] [Revised: 08/11/2020] [Accepted: 08/11/2020] [Indexed: 11/28/2022] Open
Abstract
Purpose: Thoracic aortic aneurysm and dissection (TAAD) is a life-threatening disease with often unrecognized inherited forms. We sought to identify novel pathogenic variants associated with autosomal dominant inheritance of TAAD. Methods: We analyzed exome sequencing data from 35 French TAAD families and performed next-generation sequencing capture panel of genes in 1114 unrelated TAAD patients. Functional effects of pathogenic variants identified were validated in cell, tissue, and mouse models. Results: We identified five functional variants in THSD4 of which two heterozygous variants lead to a premature termination codon. THSD4 encodes ADAMTSL6 (member of the ADAMTS/L superfamily), a microfibril-associated protein that promotes fibrillin-1 matrix assembly. The THSD4 variants studied lead to haploinsufficiency or impaired assembly of fibrillin-1 microfibrils. Thsd4+/− mice showed progressive dilation of the thoracic aorta. Histologic examination of aortic samples from a patient carrying a THSD4 variant and from Thsd4+/− mice, revealed typical medial degeneration and diffuse disruption of extracellular matrix. Conclusion: These findings highlight the role of ADAMTSL6 in aortic physiology and TAAD pathogenesis. They will improve TAAD management and help develop new targeted therapies.
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Affiliation(s)
- Sandy Elbitar
- Laboratory for Vascular Translational Science, INSERM U1148, Université de Paris, Centre Hospitalo-Universitaire Xavier Bichat, APHP, Paris, France.,Laboratory of Biochemistry and Molecular Therapeutics, Faculty of Pharmacy, Pôle Technologie-Santé, Saint Joseph University of Beirut, Beirut, Lebanon
| | | | - Pauline Arnaud
- Laboratory for Vascular Translational Science, INSERM U1148, Université de Paris, Centre Hospitalo-Universitaire Xavier Bichat, APHP, Paris, France.,Département de Génétique, Centre Hospitalo-Universitaire Xavier Bichat, APHP, Paris, France.,Hospitalo-Universitaire Xavier Bichat, APHP, Centre de Référence Maladies Rares, Syndrome de Marfan et pathologies apparentées, Paris, France
| | - Nadine Hanna
- Laboratory for Vascular Translational Science, INSERM U1148, Université de Paris, Centre Hospitalo-Universitaire Xavier Bichat, APHP, Paris, France.,Département de Génétique, Centre Hospitalo-Universitaire Xavier Bichat, APHP, Paris, France.,Hospitalo-Universitaire Xavier Bichat, APHP, Centre de Référence Maladies Rares, Syndrome de Marfan et pathologies apparentées, Paris, France
| | - Marie-Paule Jacob
- Laboratory for Vascular Translational Science, INSERM U1148, Université de Paris, Centre Hospitalo-Universitaire Xavier Bichat, APHP, Paris, France
| | - Dong-Chuan Guo
- Department of Internal Medicine, McGovern Medical School, University of Texas Health Science Center, Houston, TX, USA
| | - Ko Tsutsui
- Institute for Protein Research, Osaka University, Suita, Osaka, Japan
| | - Marie-Sylvie Gross
- Laboratory for Vascular Translational Science, INSERM U1148, Université de Paris, Centre Hospitalo-Universitaire Xavier Bichat, APHP, Paris, France
| | - Ketty Kessler
- Centre for Evolution and Cancer, Division of Molecular Pathology, Division of Cancer Therapeutics, The Institute of Cancer Research, London, UK
| | - Laurent Tosolini
- Laboratory for Vascular Translational Science, INSERM U1148, Université de Paris, Centre Hospitalo-Universitaire Xavier Bichat, APHP, Paris, France
| | - Vincenzo Dattilo
- IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli, Brescia, Italy
| | - Sebastien Dupont
- Laboratory for Vascular Translational Science, INSERM U1148, Université de Paris, Centre Hospitalo-Universitaire Xavier Bichat, APHP, Paris, France
| | - Jeremie Jonquet
- Laboratory for Vascular Translational Science, INSERM U1148, Université de Paris, Centre Hospitalo-Universitaire Xavier Bichat, APHP, Paris, France
| | - Maud Langeois
- Hospitalo-Universitaire Xavier Bichat, APHP, Centre de Référence Maladies Rares, Syndrome de Marfan et pathologies apparentées, Paris, France
| | - Louise Benarroch
- Laboratory for Vascular Translational Science, INSERM U1148, Université de Paris, Centre Hospitalo-Universitaire Xavier Bichat, APHP, Paris, France.,Inserm UMRS_974, Centre de recherche en myologie, G.H. Pitié-Salpétrière, APHP, Paris, France
| | - Melodie Aubart
- Laboratory for Vascular Translational Science, INSERM U1148, Université de Paris, Centre Hospitalo-Universitaire Xavier Bichat, APHP, Paris, France.,Service de Neuropédiatrie, Hôpital Necker-Enfants-Malades, APHP, Paris, France
| | - Youmna Ghaleb
- Laboratory for Vascular Translational Science, INSERM U1148, Université de Paris, Centre Hospitalo-Universitaire Xavier Bichat, APHP, Paris, France.,Laboratory of Biochemistry and Molecular Therapeutics, Faculty of Pharmacy, Pôle Technologie-Santé, Saint Joseph University of Beirut, Beirut, Lebanon
| | - Yara Abou Khalil
- Laboratory for Vascular Translational Science, INSERM U1148, Université de Paris, Centre Hospitalo-Universitaire Xavier Bichat, APHP, Paris, France.,Laboratory of Biochemistry and Molecular Therapeutics, Faculty of Pharmacy, Pôle Technologie-Santé, Saint Joseph University of Beirut, Beirut, Lebanon
| | - Mathilde Varret
- Laboratory for Vascular Translational Science, INSERM U1148, Université de Paris, Centre Hospitalo-Universitaire Xavier Bichat, APHP, Paris, France
| | - Petra El Khoury
- Laboratory for Vascular Translational Science, INSERM U1148, Université de Paris, Centre Hospitalo-Universitaire Xavier Bichat, APHP, Paris, France.,Laboratory of Biochemistry and Molecular Therapeutics, Faculty of Pharmacy, Pôle Technologie-Santé, Saint Joseph University of Beirut, Beirut, Lebanon
| | - Benoit Ho-Tin-Noé
- Laboratory for Vascular Translational Science, INSERM U1148, Université de Paris, Centre Hospitalo-Universitaire Xavier Bichat, APHP, Paris, France
| | - Yves Alembik
- Department of Clinical Genetic, Hôpitaux Universitaires de Strasbourg, Strasbourg, France
| | - Sébastien Gaertner
- Department of Hypertension, Vascular Diseases and Pharmacology, University of Strasbourg, Strasbourg, France
| | - Bertrand Isidor
- Service de Génétique Médicale, Hôpital Hôtel-Dieu, Centre Hospitalier Universitaire de Nantes, Nantes, France
| | - Laurent Gouya
- Hospitalo-Universitaire Xavier Bichat, APHP, Centre de Référence Maladies Rares, Syndrome de Marfan et pathologies apparentées, Paris, France
| | - Olivier Milleron
- Hospitalo-Universitaire Xavier Bichat, APHP, Centre de Référence Maladies Rares, Syndrome de Marfan et pathologies apparentées, Paris, France
| | | | - Dianna Milewicz
- Department of Internal Medicine, McGovern Medical School, University of Texas Health Science Center, Houston, TX, USA
| | - Julie De Backer
- Center for Medical Genetics, Ghent University, Ghent, Belgium
| | - Carine Le Goff
- Laboratory for Vascular Translational Science, INSERM U1148, Université de Paris, Centre Hospitalo-Universitaire Xavier Bichat, APHP, Paris, France
| | - Jean-Baptiste Michel
- Laboratory for Vascular Translational Science, INSERM U1148, Université de Paris, Centre Hospitalo-Universitaire Xavier Bichat, APHP, Paris, France
| | - Guillaume Jondeau
- Laboratory for Vascular Translational Science, INSERM U1148, Université de Paris, Centre Hospitalo-Universitaire Xavier Bichat, APHP, Paris, France.,Hospitalo-Universitaire Xavier Bichat, APHP, Centre de Référence Maladies Rares, Syndrome de Marfan et pathologies apparentées, Paris, France
| | - Lynn Y Sakai
- Shriners Hospital for Children, Molecular & Medical Genetics and Biochemistry & Molecular Biology, Oregon Health & Science University, Portland, OR, USA
| | - Catherine Boileau
- Laboratory for Vascular Translational Science, INSERM U1148, Université de Paris, Centre Hospitalo-Universitaire Xavier Bichat, APHP, Paris, France. .,Département de Génétique, Centre Hospitalo-Universitaire Xavier Bichat, APHP, Paris, France. .,Hospitalo-Universitaire Xavier Bichat, APHP, Centre de Référence Maladies Rares, Syndrome de Marfan et pathologies apparentées, Paris, France.
| | - Marianne Abifadel
- Laboratory for Vascular Translational Science, INSERM U1148, Université de Paris, Centre Hospitalo-Universitaire Xavier Bichat, APHP, Paris, France. .,Laboratory of Biochemistry and Molecular Therapeutics, Faculty of Pharmacy, Pôle Technologie-Santé, Saint Joseph University of Beirut, Beirut, Lebanon.
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