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SOX6 expression and aneurysms of the thoracic and abdominal aorta
Journal article   Open access   Peer reviewed

SOX6 expression and aneurysms of the thoracic and abdominal aorta

David Carmona-Berrio, Isabel Adarve-Rengifo, Andrea G. Marshall, Zer Vue, Duane D. Hall, Tyne W. Miller-Fleming, Ky’Era V. Actkins, Heather K. Beasley, Paula M. Almonacid, Pierina Barturen-Larrea, …
iScience, Vol.27(9), 110436
07/2024
DOI: 10.1016/j.isci.2024.110436
PMCID: PMC11388018
PMID: 39262802
url
https://doi.org/10.1016/j.isci.2024.110436View
Published (Version of record) Open Access

Abstract

Abdominal and thoracic aortic aneurysms (AAAs, TAAs) remain a major cause of deaths worldwide, in part due to the lack of reliable prognostic markers or early warning signs. Sox6 has been found to regulate renin controlling blood pressure. We hypothesized that Sox6 may serve as an important regulator of the mechanisms contributing to hypertension-induced aortic aneurysms. Phenotype and laboratory-wide association scans in a clinical cohort found that SOX6 gene expression is associated with aortic aneurysm in subjects of European ancestry. Sox6 and tumor necrosis factor alpha (TNF-α) expression were upregulated in aortic tissues from patients affected by either AAA or TAA. In Sox6 knockout mice with angiotensin-II-induced AAA, we found that Sox6 plays critical role in the development and progression of AAA. Our data support a regulatory role of SOX6 in the development of hypertension-induced AAA, suggesting that Sox6 may be a therapeutic target for the treatment of aortic aneurysms. [Display omitted] •Using electronic health records and biobank samples, we found that the transcription factor SOX6 is associated with abdominal and thoracic aortic aneurysm and its expression is upregulated in tissue from patients affected by those diseases•Laboratory-wide association study (LabWAS) provides several clinical laboratory measurements associated with aortic aneurysm diagnosis that may be potential biomarkers for the disease•Knocking out Sox6 from the smooth muscle cells of mice attenuated hypertension-induced abdominal aortic aneurysm. These transgenic mice may be useful tools to elucidate the mechanisms associated with abdominal aortic aneurysm Medical science; Cardiovascular medicine; Molecular Genetics

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