血小板黏附
- 网络platelet adhesion
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血小板黏附的SEM照片说明了材料血液相容性一定程度上与材料的亲水性和材料分子链的灵活程度有关。
SEM of platelet adhesion experiments showed the hemocompatibility was affected in some extent by the hydrophobic properties and the chain flexibility of the polymers .
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结果红细胞压积(Hct),血小板黏附率(PAR),体外血栓长度(ETL)GCS有显著相关性(P<0-05)。
Results Of the hemorheological indexes , hematocrit ( Hct ), platelet adhesion rate ( PAR ) and external thrombus length ( ETL ) showed significant correlation with GCS ( P < 0 05 ) .
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DLC血小板黏附特性与其表面能量的灰色关联分析
Analysis of Grey Correlation between Surface Energy and Adhesive Characteristic of Platelet for DLC
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安慰剂组血小板黏附降低、红细胞变形性升高(P0.01);③4组治疗后血脂变化无显著性差异。
The levels of blood plasma viscosity , platelet adhesiveness were significantly different before and after treatment in YD group ( P0.05 ) .
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大黄苷元25.92mg/(kg·d)组大鼠的血小板黏附率和聚集率均较阿司匹林组和尼莫低平组显著降低(P<0.01)。
The ratio of platelet aggregation and adhesion in low dosage of rhubarb aglycone group decreased obviously as compared with that in aspirin and Nimodipine groups ( P < 0.01 ) .
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LHS还可使血黏度、血小板黏附率和聚集率降低,红细胞变形能力增强。
LHS could reduce the blood viscosity and inhibit platelet aggregation and increase the deformity ability of RBC .
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此外,改性的聚氨酯薄膜的血液相容性评估通过牛血清白蛋白(BSA)吸附、动态抗凝血测试、血小板黏附试验和溶血试验。
Furthermore , the hemocompatibility of the modified PU films was systematically evaluated by Bovine serum albumin ( BSA ) adsorption , the dynamic blood clotting test , the platelet adhesion test and the hemolytic test .
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FHF具有明显的血小板黏附作用,在1%-2%的浓度范围内效果最佳,黏附率为54.5±10.25%;
FHF had remarkable blood platelet attached effect . The effect was optimal if the concentration of FHF was from 1 % to 2 % .
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检测指标的改善:治疗组的指腹微循环指标PSV、EDV、RI,血液流变学指标血沉、全血粘度、血浆粘度、红细胞压积、血小板黏附率及红细胞电泳,较对照组均有明显改善。
Detection of indicators improved : the treatment group pulp microcirculation index PSV , EDV , RI , hemorheology ESR , whole blood viscosity , plasma viscosity , hematocrit , platelet adhesion rate and erythrocyte electrophoresis , compared with the control group showed significant improvement . 4 .
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含有(聚)乙二醇侧链的丙烯酸酯类聚合物的体外血小板黏附研究
Study on the blood compatibility of polyacrylates with ethylene glycol side chains
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取健康志愿者静脉血进行血小板黏附观察;
The venous blood of healthy volunteers was taken for platelet adhesion test ;
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生物碳素材料表面血小板黏附的实验研究
Probe into the Platelets Adhesion to Carbonaceous Biomaterials
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目前对肿瘤细胞和血小板黏附的主要机制并不清楚。
However , it is not clear the molecular mechanisms of platelet-tumor cell interaction .
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制备了该聚合物的致密膜,并测定其水接触角、血小板黏附情况。
The surface properties of the glycopolymers were studied by water contact angle and platelets adhesion measurements .
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体外培养1周后,取组织工程瓣膜及未种细胞的空支架做血小板黏附试验。
After cultured for 1 week , the tissue engineered heart valve and unseeded scaffold were tested by platelet adhesion experiments .
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用扫描电镜观察3种止血材料的结构和血小板黏附激活的形态。
The structure of the hemostatic materials and morphology of activated platelet were observed by scanning electron microscope ( SEM ) .
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复方三七浸膏对增强苯肾上腺素收缩大鼠的主动脉环和降低兔的血小板黏附性的作用机理
Study on the mechanism of contracting effect of blood vessel and decreasing platelet adhesion by the Extract of San Qi Compound
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对样本分别进行体外血小板黏附试验和动物体内试验以观察血栓形成的情况。
The thrombosis on the surface of samples was observed through platelet adhesion in vitro and animal experiments in vivo , respectively .
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国内对于生物材料的血液相容性多用血浆蛋白吸附、凝血试验、血小板黏附性能试验以及溶血试验来进行评价。
In our country , evaluation of haemocompatability is limited to determine absorbed plasma protein , platelet number and morphology as well as hemolysis .
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对不同空间臂长的接枝结果进行了比较,发现空间臂越长,接枝密度越大,血小板黏附以及变形越少。
From the result we found that the longer the spacer is , the bigger the grafting density and the fewer blood platelet adhesion is .
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这些结果显示在保护肿瘤细胞的过程中,纤维蛋白原帮助血小板黏附到肿瘤细胞上,而血小板则通过形成凝血酶使更多的纤维蛋白原凝集在肿瘤细胞周围,它们在此过程中相互协作。
Our results suggest that fibrinogen help platelets adhere to tumor cells , and platelets in turn promote more fibrinogen to aggregate around tumor cells by forming thrombin .
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结论:我们研究表明:血小板黏附集聚关键途径的选择性阻断对卒中及出血并发症有不同的作用。
Conclusions & Our data indicate that the selective blockade of key signaling pathways of platelet adhesion and aggregation has a different impact on stroke outcome and bleeding complications .
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方法:进行体外的动态凝血试验、血小板黏附性能试验、溶血试验和体内的犬腹主动脉内移植试验的血液相容性评价。
METHODS : The hemocompatibility of biomaterials was evaluated by using the hemolysis test , dynamic cruor time test , blood platelet adhesion test in vitro and immerging grafting in abdominal aorta of dogs in vivo .
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血小板黏附情况:扫描电镜显示空支架表面有大量血小板聚集和黏附,而组织工程瓣膜表面无此现象,显示了良好的抗血栓性能。
Platelet adhesion : Scanning electron microscopy showed that there were platelets aggregation and adhesion on the surface of unseeded scaffold , which was not found on tissue engineered heart valve , displaying a good anti-thrombotic potential .
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证实:以血浆蛋白吸附为先导的血小板黏附、变形而致血栓形成,是生物碳素材料的主要凝血机制;
It has been confirmed : ( 1 ) successive occurrences , including adhesion , deformation and collection of platelets on the material surfaces as results of protein adsorption , are the major mechanism of blood coagulation of carbonaceous materials ;
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前3者的OD-凝血时间曲线下降缓慢且吸光度高,同时血小板黏附少且没有明显变形和伪足。
The curve of absorbance ( A ) clotting time of the former three biomaterials was declined slowly and the A value was high , and their blood platelet adhesions were few , and had no obvious deformation and pseudopodia .
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其中,关节疼痛指数、晨僵时间、血沉、全血黏度、血浆粘度、红细胞压积、血小板黏附率以及红细胞电泳指标,治疗组较对照组改善更显著。
Among them , joint pain index , time of morning stiffness , ESR , whole blood viscosity , plasma viscosity , hematocrit , platelet adhesion rate and erythrocyte electrophoresis indicators , the treatment group improved more significantly than the control group .
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长期规律的有氧体育锻炼可改善内皮功能的异常,使一氧化氮含量增高,可有效改善血管的舒张反应,抑制血小板黏附聚集和血管平滑肌细胞的增殖,降低血液黏度。
Long-time regular aerobic physical exercise could improve the abnormality of endothelial function , increase the content of nitrogen monoxide so as to ameliorate effectively the vascular diastole reaction , inhibit the adherent collecting of platelet and the proliferation of vascular smooth muscle cells and decrease the blood viscosity .
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目的:根据血小板细胞黏附分子CD62p的变化,为突发性聋患者的治疗提供有用的指标。
Objective : Observe curative effect of different treatment methods in sudden deafness patients according to the change of their blood platelet CD62p .
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目的探讨穴位埋注法治疗银屑病的效果及作用机制,并研究血小板中黏附分子CD61、CD106、CD62E、CD62L在银屑病发病中的作用。
Objective It is to explore the effect of catgut implantation and injection at acupuncture point on psoriasis and its mechanism , and study the function of adhesion molecule such as CD61 , CD106 , CD62E , CD62L in platelets in the pathogenesis of psoriasis .