The Aortic Wall
Effects of Elevated Glucose Concentrations on the Metabolism of the Aortic Wall
... the aortic wall were examined in a preparation of tubular segments of rabbit descending thoracic aorta comprised of intima and media ...increased aortic sorbitol and fructose concentrations and an ...
11
Disruption of the aortic wall by coelomic lining derived mesenchymal cells accompanies the onset of aortic hematopoiesis
... the aortic endothelium, but the contribution of CE-derived cells to the aortic floor itself was not ...ventral aortic wall, displacing endothelial cells from the aortic wall into ...
8
Some segmental morphological and morphometrical features of the intima and media of the aortic wall in Chinchilla lanigera
... descending aortic sectors; a situation that does not resemble the comparative data that was earlier ...in aortic segments is much higher (30–40 in ascending and thoracic descending aorta decreasing to 15 in ...
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Cysteine protease activity in the wall of abdominal aortic aneurysms
... however, because others have shown that it degrades MMP-9. 39 The relationship between these enzymes requires fur- ther assessment in the laboratory. These data, together with the positive correlation between MMP-9 ...
7
Activation of transglutaminase type 2 for aortic wall protection in a rat abdominal aortic aneurysm formation
... To our knowledge, the present study is the first to investigate the effects of TG2 on AAA formation. The notable finding of the present study is that TG2 expression and activity were increased during AAA formation, espe- ...
8
Preoperative treatment with doxycycline reduces aortic wall expression and activation of matrix metalloproteinases in patients with abdominal aortic aneurysms
... the aortic wall tissue of patients treated with doxycycline, because this approach is sub- ject to fewer variables than zymography and because the quantitative results of immunoblotting were in accord with ...
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Correlation of structural defects in the ascending aortic wall to ultrasound parameters: benefits for decision-making process in aortic valve surgery
... the aortic wall correlated statisti- cally significant with echocardiographic ...when aortic diameter is ≥55 mm, we propose more radical approach, with diam- eter > ...
11
Effect of Bicuspid Aortic Valve Cusp Fusion on Aorta Wall Shear Stress: Preliminary Computational Assessment and Implication for Aortic Dilation
... A mesh sensitivity analysis was performed to determine an appropriate mesh density for the fluid domain. This analysis was conducted on the TAV AA geometry and consisted of quantifying the convergence of the time- ...
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Aortic wall cell proliferation via basic fibroblast growth factor gene transfer limits progression of experimental abdominal aortic aneurysm
... to aortic architecture, and degradation is regulated by conflicting systems of proteases and inhibitors generated by infiltrative inflammatory cells as well as SMCs and endothelial ...aneurysm wall at ...
7
Expression of MMP-2, MMP-9 and TIMP-1 in the Wall of Abdominal Aortic Aneurysms
... Medial elastic fibers in AAA walls were markedly fragmented or lost in the aortic wall of the aneurysms examined. The walls of medium-large-diameter AAAs showed marked thickening of the adventitia compared ...
11
Feasibility of asymmetric stretch assessment in the ascending aortic wall with DENSE cardiovascular magnetic resonance
... seen in the volunteer data. Such findings may help ex- plain the asymmetric dilatation that has been reported in these patients with BAV [10,11]. Strain was successfully acquired in 16 out of 20 volun- teers, ...
8
Expression of fibrinolytic genes in atherosclerotic abdominal aortic aneurysm wall A possible mechanism for aneurysm expansion
... AAA wall may promote angiogenesis and contribute to local proteolytic degradation of the aortic wall leading to physical weakening and active expansion of the ...
8
Abdominal aortic aneurysms : identification by self-examination and analysis of variation in matrix metalloproteinases with peak wall stress
... aneurysmal aortic wall compared to normal aorta (Busuttil et ...arterial wall. Elastin loss leads to other components of the aortic wall being subjected to greater forces, and the ...
336
Aortic dissection simulation models for clinical support: fluid-structure interaction vs. rigid wall models
... capture wall shear stress (WSS) and calculate pressure, particularly in the case of AD, where extremely low flow rates can be observed in the false lumen ...the aortic wall is compliant and the ...
16
A rare case of unruptured extracardiac multiple sinus of Valsalva aneurysms originating from the orifices with partial aortic wall defects
... moderate aortic insufficiency were ...cusps. Aortic walls were missing at the SVA floor adjacent to the aortic ...the aortic wall near the ...the aortic annulus or congenital ...
5
One stage surgical treatment of aortic valve disease and aortic coarctation with aortic bypass grafting through the diaphragm and aortic valve replacement
... Treatment options include surgery, balloon angio- plasty and endovascular stenting. Stent implantation has gained great success and become a widely accepted therapeutic option for CoA in children and adults during the ...
5
Isolated idiopathic aortitis with an unusually thickened aortic wall: case report
... Abstract: Aortitis includes a broad range of disorders involving inflammation of the aorta. While most forms of aortitis can be linked to a specific cause, patients with idiopathic aortitis (IDA), are asymptomatic and ...
5
Tgfbr2 disruption in postnatal smooth muscle impairs aortic wall homeostasis
... neutralization. Aortic disease was caused by a perturbed contractile apparatus in medi- al cells and growth factor production by adventitial cells, both of which resulted in maladaptive paracrine interactions ...
14
Peak wall stress measurement in elective and acute abdominal aortic aneurysms
... ⫽ 关 2A ⫹ 4B(T 2 ⫹ 2T 1 ⫺ 3) 兴 ⫻ 关 T 2 ⫺T 1 兴 , where is stress, A and B are constants, and T is stretch (final length/original length ⫽ 1 ⫹ strain). Raghavan and Vorp found the coefficients of the equa- tion to vary ...
6
Impact of poroelasticity of intraluminal thrombus on wall stress of abdominal aortic aneurysms
... the wall. This was also confirmed by others [34] and explains why wall stress does not change whether the pressure is applied dir- ectly on the wall and or on the luminal surface of the ILT ...the ...
13