Recent Advances in Pharmacotherapy Development for Abdominal Aortic Aneurysm

Abdominal aortic aneurysm (AAA) is a common disease causing segmental expansion and rupture of the aorta with a high mortality rate. The lack of nonsurgical treatment represents a large and unmet need in terms of pharmacotherapy. Advances in AAA research revealed that activation of inflammatory sign...

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Main Authors: Koichi Yoshimura, Hiroki Aoki
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:International Journal of Vascular Medicine
Online Access:http://dx.doi.org/10.1155/2012/648167
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author Koichi Yoshimura
Hiroki Aoki
author_facet Koichi Yoshimura
Hiroki Aoki
author_sort Koichi Yoshimura
collection DOAJ
description Abdominal aortic aneurysm (AAA) is a common disease causing segmental expansion and rupture of the aorta with a high mortality rate. The lack of nonsurgical treatment represents a large and unmet need in terms of pharmacotherapy. Advances in AAA research revealed that activation of inflammatory signaling pathways through proinflammatory mediators shifts the balance of extracellular matrix (ECM) metabolism toward tissue degradation. This idea is supported by experimental evidence in animal models that pharmacologic intervention at each pathological step can prevent AAA development. Previously, we identified c-Jun N-terminal kinase (JNK), a pro-inflammatory signaling molecule, as a therapeutic target for AAA. Abnormal activation of JNK in AAA tissue regulates multiple pathological processes in a coordinated manner. Pharmacologic inhibition of JNK tips the ECM balance back towards repair rather than degradation. Interventions targeting signaling molecules such as JNK in order to manipulate multiple pathological processes may be an ideal therapeutic strategy for AAA. Furthermore, the development of biomarkers as well as appropriate drug delivery systems is essential to produce clinically practical pharmacotherapy for AAA.
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publishDate 2012-01-01
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spelling doaj-art-9880590f7bc746eb90c5d240d3c0cd2b2025-02-03T06:05:47ZengWileyInternational Journal of Vascular Medicine2090-28242090-28322012-01-01201210.1155/2012/648167648167Recent Advances in Pharmacotherapy Development for Abdominal Aortic AneurysmKoichi Yoshimura0Hiroki Aoki1Department of Surgery and Clinical Science, Yamaguchi University Graduate School of Medicine, 1-1-1 Minami Kogushi, Ube, Yamaguchi 755-8505, JapanCardiovascular Research Institute, Kurume University, Kurume, Fukuoka 830-0011, JapanAbdominal aortic aneurysm (AAA) is a common disease causing segmental expansion and rupture of the aorta with a high mortality rate. The lack of nonsurgical treatment represents a large and unmet need in terms of pharmacotherapy. Advances in AAA research revealed that activation of inflammatory signaling pathways through proinflammatory mediators shifts the balance of extracellular matrix (ECM) metabolism toward tissue degradation. This idea is supported by experimental evidence in animal models that pharmacologic intervention at each pathological step can prevent AAA development. Previously, we identified c-Jun N-terminal kinase (JNK), a pro-inflammatory signaling molecule, as a therapeutic target for AAA. Abnormal activation of JNK in AAA tissue regulates multiple pathological processes in a coordinated manner. Pharmacologic inhibition of JNK tips the ECM balance back towards repair rather than degradation. Interventions targeting signaling molecules such as JNK in order to manipulate multiple pathological processes may be an ideal therapeutic strategy for AAA. Furthermore, the development of biomarkers as well as appropriate drug delivery systems is essential to produce clinically practical pharmacotherapy for AAA.http://dx.doi.org/10.1155/2012/648167
spellingShingle Koichi Yoshimura
Hiroki Aoki
Recent Advances in Pharmacotherapy Development for Abdominal Aortic Aneurysm
International Journal of Vascular Medicine
title Recent Advances in Pharmacotherapy Development for Abdominal Aortic Aneurysm
title_full Recent Advances in Pharmacotherapy Development for Abdominal Aortic Aneurysm
title_fullStr Recent Advances in Pharmacotherapy Development for Abdominal Aortic Aneurysm
title_full_unstemmed Recent Advances in Pharmacotherapy Development for Abdominal Aortic Aneurysm
title_short Recent Advances in Pharmacotherapy Development for Abdominal Aortic Aneurysm
title_sort recent advances in pharmacotherapy development for abdominal aortic aneurysm
url http://dx.doi.org/10.1155/2012/648167
work_keys_str_mv AT koichiyoshimura recentadvancesinpharmacotherapydevelopmentforabdominalaorticaneurysm
AT hirokiaoki recentadvancesinpharmacotherapydevelopmentforabdominalaorticaneurysm