Results 141 to 150 of about 9,580,811 (383)

PGC1β activates an antiangiogenic program to repress neoangiogenesis in muscle ischemia [PDF]

open access: yes, 2014
Revascularization of ischemic skeletalmuscle is governed by a balance between pro- and antiangiogenic factors in multiple cell types but particularly in myocytes and endothelial cells. Whereas the regulators of proangiogenic factors are well defined (e.g.
Lorca, Sabina   +3 more
core   +4 more sources

Hybrid procedures for complex thoracic aortic diseases.

open access: yesRevista Brasileira De Cirurgia Cardiovascular, 2010
BACKGROUND Hybrid procedures for the treatment of complex thoracic aortic diseases (CTAD) require the revascularization of one or more supra-aortic arteries, followed by the deployment of one or more aortic endoprosthesis, with lower morbidity and ...
J. Ingrund   +7 more
semanticscholar   +1 more source

Pyruvate Carboxylase in Macrophages Aggravates Atherosclerosis by Regulating Metabolism Reprogramming to Promote Inflammatory Responses Through the Hypoxia‐Inducible Factor‐1 Signaling Pathway

open access: yesAdvanced Science, EarlyView.
This study investigates the role of macrophage pyruvate carboxylase (PC) in atherosclerosis (AS) demonstrating that PC upregulation in macrophages promotes metabolism reprogramming to enhance inflammatory responses via the HIF‐1 signaling pathway.
Ling‐Na Zhao   +17 more
wiley   +1 more source

Image quality, contrast enhancement and radiation dose of electrocardiograph- versus non-electrocardiograph-triggered computed tomography angiography of the aorta

open access: yesSingapore Medical Journal
Introduction: Computed tomography angiography of the aorta (CTAA) is the modality of choice for investigating aortic disease. Our aim was to evaluate the image quality, contrast enhancement and radiation dose of electrocardiograph (ECG)-triggered and non-
Ying Mei Wong   +4 more
doaj   +1 more source

Decursin‐Loaded Nanovesicles Target Macrophages Driven by the Pathological Process of Atherosclerosis

open access: yesAdvanced Science, EarlyView.
This study presents decursin, a traditional Chinese medicine monomer, that inhibits lipid accumulation and inflammation in atherosclerosis through PKCδ interaction. A novel targeted delivery system (ALD@EM) is developed to overcome decursin's short half‐life, combining antibody‐mediated targeting, LDL‐facilitated chemotaxis, and enhanced macrophage ...
Hui Chen   +13 more
wiley   +1 more source

Systolic ejection murmurs and the left ventricular outflow tract in boxer dogs [PDF]

open access: yes, 2007
Turbulence of various genesis in the left ventricular outflow tract (LVOT) causes systolic ejection murmurs. The prevalence of murmurs in adult boxer dogs is 50-80%, the majority of which are of low intensity.
Höglund, Katja
core  

Prediction of Turbulent Shear Stresses through Dysfunctional Bileaflet Mechanical Heart Valves using Computational Fluid Dynamics

open access: yes, 2018
There are more than 300,000 heart valves implanted annually worldwide with about 50% of them being mechanical valves. The heart valve replacement is often a common treatment for severe valvular disease.
Gamage, Peshala T.   +2 more
core   +1 more source

Vascular biology of ageing—implications in hypertension [PDF]

open access: yes, 2015
Ageing is associated with functional, structural and mechanical changes in arteries that closely resemble the vascular alterations in hypertension. Characteristic features of large and small arteries that occur with ageing and during the development of ...
Harvey, Adam   +2 more
core   +1 more source

Acute aortic syndromes: diagnosis and management, an update.

open access: yesEuropean Heart Journal, 2018
Acute aortic syndromes (AAS) encompass a constellation of life-threatening medical conditions including classic acute aortic dissection (AAD), intramural haematoma, and penetrating atherosclerotic aortic ulcer.
E. Bossone, T. LaBounty, K. Eagle
semanticscholar   +1 more source

Leucine‐Rich Repeat‐Containing G Protein‐Coupled Receptor 6 Ameliorates Pressure Overload‐Induced Cardiac Hypertrophy by Regulating Cardiomyocyte Metabolic Reprogramming

open access: yesAdvanced Science, EarlyView.
LGR6 overexpression ameliorates cardiac hypertrophy by regulating metabolic reprogramming through USP4‐PPARα pathway. Abstract Metabolic reprogramming is a pivotal mechanism in the pathogenesis of pathological cardiac hypertrophy. Leucine‐rich repeat‐containing G protein‐coupled receptor 6 (Lgr6) has emerged as a significant player in cardiovascular ...
Mengmeng Zhao   +7 more
wiley   +1 more source

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