血管中膜
- 网络tunica media
-
用TUNEL染色法测定血管中膜平滑肌细胞的凋亡。
Analyzing apoptosis of media smooth muscle cells by TUNEL technique .
-
低切应力对体外培养血管中膜平滑肌细胞原癌基因c-Fos和c-Myc表达的影响
Effect of low shear stress on expression of c-fos and c-myc protein in cultured artery in vitro
-
iNOS免疫组化染色显示,高血压大鼠血管中膜和外膜尤其是外膜iNOS阳性染色明显增强。
The results of iNOS immunohistochemistry showed that there were obviously positive stain in the media layer and adventitia , especially the adventitia , compared with the control vessels .
-
[目的]采用兔腹主动脉损伤致再狭窄的动物模型,探讨钯-103(103Pd)放射性核素支架对损伤血管中膜平滑肌细胞增殖的影响。
[ Objective ] By establishing restenosis animal model of rabbits ' abdominal arteries , to evaluate the proliferation-inhibiting effect of 103Pd radioactive stent on injured media vascular smooth muscle cells .
-
在无菌条件下分离雄性Wistar大鼠胸主动脉血管中膜,剪碎中膜,在37℃用10mL0.25%胰酶消化大约3.5h。
Methods The vascular media of rat thoracic aorta was isolated from male Wistar rats in sterile condition . Mince the media , and suspend the media in 10 mL 0.25 % trypsin for about 3.5 h at 37 ℃ .
-
尿毒症患者血管中膜钙化和骨特异性蛋白的表达
Medial artery calcification and deposition of bone matrix proteins in end-stage renal disease patients
-
构成血管中膜的血管平滑肌细胞表型具有极大的可塑性。在一些病理性血管重构时,血管平滑肌细胞可发生表型调变,从分化型调变为去分化型,具备增殖和迁移能力。
Vascular smooth muscle cells occur phenotypic modulation during the pathological processes such as atherosclerosis and arterial restenosis after balloon angioplasty .
-
【目的】观察支架植入后对血管中膜平滑肌细胞增殖和凋亡的影响,探讨支架植入后再狭窄的发生机制。
To evaluate the impact of stent implantation on proliferation and apoptosis in media vascular smooth muscle cells and to explore the mechanism of restenosis after stent implantation .
-
阿托伐他汀抗动脉粥样硬化斑块的效果与增加了血管中膜的平滑肌细胞的含量,减少了斑块内巨噬细胞与T淋巴细胞的聚集有关。
Effect of atorvastatin on atherosclerotic plaque was related to the increase of vascular smooth muscle cells and significant decrease of macrophages and T lymphocytes in lesions . 4 .
-
支架组血管中膜平滑肌细胞的凋亡也较球囊组显著增加,最大凋亡率在术后第7天,1246%±113%vs554±053%(P<001);
Stent group induced much more significant apoptosis than balloon group . The highest rate of apoptosis appeared on day 7 : 12 46 ± 1 13 % vs 5 54 ± 0 53 % ( P < 0 01 );
-
与Wky组比较,Model组主动脉血管壁中膜厚度/管腔直径增高,有极显著性差异(P0.01)。
Compared with Wky group , Model group rats ' aorta wall medium tunica / diameter of vascular cavity are more than that of Wky group , and they have extremely significant difference ( P0.01 ) .
-
观测主动脉血管壁中膜结构成分的改变。
Structural changes of muscular layer of aorta was observed .
-
分别测量血管壁中膜平滑肌、胶原纤维和弹性纤维各成分的绝对面积,计算不同着色面积与测试区域整体面积之比,从而求出平滑肌、胶原纤维和弹性纤维在各血管壁中的相对含量。
The absolute area of smooth muscles , collagenous fibers and elastic fibers was detected , respectively , so as to calculate the ratio of stained area to the total region , thereby deducing the relative content of smooth muscles , collagenous fibers and elastic fibers in vascular wall .
-
颈动脉内膜-中膜厚度(IMT)是指颈动脉血管内膜和中膜之间的垂直距离。
The carotid intima-media thickness ( IMT ) refers to the vertical dimension between carotid intima and media .
-
前列腺素E1对腹主动脉球囊损伤大鼠血管内膜、中膜增生及血浆相关因子水平的影响
Effects of prostaglandin E1 on the proliferation of tunica intima and media vasorum and the level of plasma related factors in rats with abdominal aortic endothelium injury
-
目的:观察前列腺素E1对腹主动脉球囊损伤大鼠血管内膜、中膜增生及对血浆内皮素、血小板颗粒膜蛋白和D-二聚体的干预作用,并了解其作用是否有剂量依赖性。
AIM : To observe the interventional effects of prostaglandin E1 ( PGE1 ) on proliferation of tunica intima vasorum , tunica media vasorum , plasma endothelin ( ET ), granule membrane protein ( GMP ) and D-dimer , and understand whether the interventional effect is in a dose-dependent manner .
-
探讨丹参酮ⅡA防止兔髂动脉球囊损伤后血管内膜及中膜平滑肌细胞增殖作用的时间规律;
2 , to assess the time-dependent effect of tanshinone II_A in intimal thickening and SMC proliferation ;
-
高血压病中医证型与颈动脉血管内-中膜厚度、弹性及顺应性的相关性研究
The Relationship Between Syndrome Differentiation of Traditional Chinese Medicine and Carotid Artery Intima-media Thickness , Elasticity and Compliance in Hypertension
-
颈动脉超声检查确立动脉硬化早期诊断,掌握血管内-中膜增厚,斑块形态、大小、回声、数量及部位,提供血流动力学改变,为临床提供重要依据。
Carotid artery ultrasound assessment can establish the early diagnosis of arteriosclerosis , control intima-medial thickening , plaque morphology , size , echo , volume and location and provide hemodynamic changes to provide an important basis for the clinical .
-
结果模型组、正义组、Scramble组的血管内膜面积、中膜面积、内膜/中膜在第5d增加,14d达到高峰;
Results In model group , sense group and scramble group , the vessel intima area , media area and the intima / media ratio increased after 5d and reached the maximum after 14d .
-
通过HE染色及油红0染色我们选取主动脉组织符合以下条件:①血管的内膜,中膜,外膜有着清晰的轮廓。
Through the HE stain and the oil red 0 we get the aortic meet the following criteria : ① there is a clear delineation of the endomembrane , the tunica media and the adventitia .
-
结果:在10例中均发现一个特殊现象,即真菌渐次穿通厚壁血管的外膜、中膜及内膜,且可在管腔中形成血栓。
Results A newly found specific phenomenon in10 cases that the fungi went throughout the adventitia , media and up to the intima of thick wall vasculum , and then fungous thrombosis might be formed .
-
结果43例患者中有10例(23.3%)发生程度不同的血管钙化,均位于血管中膜。
Results Ten ( 23.3 % ) of the 43 vessels had evidence of calcification , all in the medial layer .
-
目的以猪大隐静脉-颈总动脉旁路移植动物模型为基础,观察涤纶血管外支架支持预防静脉移植血管内、中膜增生的作用。
Objective To evaluate the effect of external stents on preventing vein graft neointima formation and medial thickening with non-restrictive macro-porous polyester stent around porcine vein grafts .
-
测量收缩压和血管壁胶原含量,计算机图像分析血管外膜面积、中膜面积、管腔面积和管壁厚度。
Systolic blood pressure ( SBP ) and vascular collagen contents were determined . Adventitia , media and lumen cross-sectional area , wall thickness of the aorta were assessed with computed video processing .
-
为了探讨切应力影响血管重建的机制,观察了低切应力对完整血管中膜平滑肌细胞原癌基因蛋白c-Fos和c-Myc表达的影响。
To explore the effects of mechanical factor on vascular remodeling , the effect of shear stress on expression of c-Fos and c-Myc protein of vascular smooth muscle cells ( VSMCs ) was studied in intact artery .
-
球囊损伤术后可使血管内皮剥脱,内弹力板断裂,模型组术后21d可见受损血管内膜、中膜明显增厚,狭窄形成。
The vascular endothelium and internal elastic lamina were injured with balloon injury , injured tunica media vasorum and tunica intima vasorum became thicker , and stenosis formed in rats of the model group at 21 days after operation .
-
血管外膜是最早发生病理变化的血管结构,是VR的重要参与者,近年来发现其对高血压的反应较血管内膜和中膜更为敏感。
Recent studies have shown that the adventitia is the most sensitive layer to respond to blood pressure , and is the earliest vascular structure in which pathological changes occur .