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Search: WFRF:(Lao S) > H19 Induces Abdomin...

LIBRIS Formathandbok  (Information om MARC21)
FältnamnIndikatorerMetadata
00005317naa a2200817 4500
001oai:gup.ub.gu.se/272722
003SwePub
008240528s2018 | |||||||||||000 ||eng|
024a https://gup.ub.gu.se/publication/2727222 URI
024a https://doi.org/10.1161/circulationaha.117.0321842 DOI
040 a (SwePub)gu
041 a eng
042 9 SwePub
072 7a ref2 swepub-contenttype
072 7a art2 swepub-publicationtype
100a Li, D. Y.4 aut
2451 0a H19 Induces Abdominal Aortic Aneurysm Development and Progression
264 1b Ovid Technologies (Wolters Kluwer Health),c 2018
520 a Background: Long noncoding RNAs have emerged as critical molecular regulators in various biological processes and diseases. Here we sought to identify and functionally characterize long noncoding RNAs as potential mediators in abdominal aortic aneurysm development. Methods: We profiled RNA transcript expression in 2 murine abdominal aortic aneurysm models, Angiotensin II (ANGII) infusion in apolipoprotein E-deficient (ApoE(-/-)) mice (n=8) and porcine pancreatic elastase instillation in C57BL/6 wild-type mice (n=12). The long noncoding RNA H19 was identified as 1 of the most highly upregulated transcripts in both mouse aneurysm models compared with sham-operated controls. This was confirmed by quantitative reverse transcription-polymerase chain reaction and in situ hybridization. Results: Experimental knock-down of H19, utilizing site-specific antisense oligonucleotides (LNA-GapmeRs) in vivo, significantly limited aneurysm growth in both models. Upregulated H19 correlated with smooth muscle cell (SMC) content and SMC apoptosis in progressing aneurysms. Importantly, a similar pattern could be observed in human abdominal aortic aneurysm tissue samples, and in a novel preclinical LDLR-/- (low-density lipoprotein receptor) Yucatan mini-pig aneurysm model. In vitro knock-down of H19 markedly decreased apoptotic rates of cultured human aortic SMCs, whereas overexpression of H19 had the opposite effect. Notably, H19-dependent apoptosis mechanisms in SMCs appeared to be independent of miR-675, which is embedded in the first exon of the H19 gene. A customized transcription factor array identified hypoxia-inducible factor 1 as the main downstream effector. Increased SMC apoptosis was associated with cytoplasmic interaction between H19 and hypoxia-inducible factor 1 and sequential p53 stabilization. Additionally, H19 induced transcription of hypoxia-inducible factor 1 via recruiting the transcription factor specificity protein 1 to the promoter region. Conclusions: The long noncoding RNA H19 is a novel regulator of SMC survival in abdominal aortic aneurysm development and progression. Inhibition of H19 expression might serve as a novel molecular therapeutic target for aortic aneurysm disease.
650 7a MEDICIN OCH HÄLSOVETENSKAPx Klinisk medicinx Kardiologi0 (SwePub)302062 hsv//swe
650 7a MEDICAL AND HEALTH SCIENCESx Clinical Medicinex Cardiac and Cardiovascular Systems0 (SwePub)302062 hsv//eng
650 7a NATURVETENSKAPx Data- och informationsvetenskap0 (SwePub)1022 hsv//swe
650 7a NATURAL SCIENCESx Computer and Information Sciences0 (SwePub)1022 hsv//eng
653 a abdominal aortic aneurysm
653 a long noncoding RNA
653 a molecular medicine
653 a smooth muscle cells
653 a long noncoding rna
653 a hypoxia-inducible factor-1-alpha
653 a smooth-muscle-cells
653 a down-regulation
653 a breast-cancer
653 a apoptosis
653 a disease
653 a p53
653 a protein
653 a proliferation
653 a Cardiovascular System & Cardiology
653 a ates of america
653 a v109
653 a p16939
653 a ates of america
653 a v111
653 a pe5023
700a Busch, A.4 aut
700a Jin, H.4 aut
700a Chernogubova, E.4 aut
700a Pelisek, J.4 aut
700a Karlsson, Joakimu Gothenburg University,Göteborgs universitet,Institutionen för biomedicin, avdelningen för medicinsk kemi och cellbiologi,Institute of Biomedicine, Department of Medical Biochemistry and Cell Biology4 aut0 (Swepub:gu)xkajoa
700a Sennblad, B.4 aut
700a Liu, S. L.4 aut
700a Lao, S.4 aut
700a Hofmann, P.4 aut
700a Backlund, A.4 aut
700a Eken, S. M.4 aut
700a Roy, J.4 aut
700a Eriksson, P.4 aut
700a Dacken, B.4 aut
700a Ramanujam, D.4 aut
700a Dueck, A.4 aut
700a Engelhardt, S.4 aut
700a Boon, R. A.4 aut
700a Eckstein, H. H.4 aut
700a Spin, J. M.4 aut
700a Tsao, P. S.4 aut
700a Maegdefessel, L.4 aut
710a Göteborgs universitetb Institutionen för biomedicin, avdelningen för medicinsk kemi och cellbiologi4 org
773t Circulationd : Ovid Technologies (Wolters Kluwer Health)g 138:15, s. 1551-1568q 138:15<1551-1568x 0009-7322x 1524-4539
856u https://www.ahajournals.org/doi/pdf/10.1161/CIRCULATIONAHA.117.032184
8564 8u https://gup.ub.gu.se/publication/272722
8564 8u https://doi.org/10.1161/circulationaha.117.032184

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