Results 71 to 80 of about 4,564 (191)
Predictive value of systemic immune inflammation index and somatic symptom scale-China in the occurrence of in-hospital major adverse cardiovascular events after first-episode of acute myocardial infarction undergoing PCI [PDF]
Objective·To investigate the predictive value of systemic inflammatory index (SII) and somatization symptom score-China (SSS-CN) for major adverse cardiovascular events (MACEs) in patients with first-episode acute myocardial infarction (AMI) undergoing ...
LI Shiguang +5 more
core +1 more source
血管紧张素-(1-7) 对异丙肾上腺素所致大鼠急性心肌缺血的保护作用
Zhongshan Daxue xuebao. Yixue kexue ban, 2004 【目的】探讨血管紧张素-(1-7)犤Ang-(1-7)犦对异丙肾上腺素所致大鼠急性心肌缺血的保护作用。【方法】96只Wister大鼠随机分为对照组、培哚普利组、Ang-(1-7)组、培哚普利+Ang-(1-7)组,每组24只。异丙基肾上腺素10mg·kg-1腹腔内注射以制备急性心肌缺血动物模型,同时,治疗组分别以培哚普利2mg·kg-1·d-1口服灌注及Ang-(1-7)经植入式微泵以25μg·kg-1·h-1持续静脉注入;对照组以等量生理盐水输注。分别在第48h、第7天和第14天各处死8只 ...
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[Effect of co-morbid chronic kidney disease on the accuracy of cardiac troponin levels for diagnosis of acute myocardial infarction]. [PDF]
Nan Fang Yi Ke Da Xue Xue Bao, 2023 Deng Y, Chen H, Li G, Chen L, Fu Q.
europepmc +1 more source
Pathological Characteristics and Classification of Unstable Coronary Atherosclerotic Plaques [PDF]
Important forensic diagnostic indicators of sudden death in coronary atherosclerotic heart disease, such as acute or chronic myocardial ischemic changes, sometimes make it difficult to locate the ischemic site due to the short death process, the lack of ...
Yun-hong XING, Yang LI, Wen-zheng WANG, Liang-liang WANG, Le-le SUN, Qiu-xiang DU, Jie CAO, Guang-long HE, Jun-hong SUN
core +1 more source
[Application of wearable 12-lead electrocardiogram devices in pre-hospital diagnosis of acute ST segment elevation myocardial infarction]. [PDF]
Nan Fang Yi Ke Da Xue Xue Bao, 2022 Shen J +8 more
europepmc +1 more source
, 2002 采用射频消融电学隔离双上肺静脉口成功治疗心房颤动 (简称房颤 ) 1例。电学隔离法有如下几个优点 :①以环型肺静脉 (PV)标测电极导管精确地显示整个环型管壁的电活动及靶点位置 ,引导靶肺静脉的电学隔离。②消融终点不仅要求自发或诱发的房性早搏 /房颤消失 ,而且要求消除靶肺静脉口所有的PV电位 ,它在窦性心律下或起搏冠状窦远端下即可消融和判断终点 (靶肺静脉电学隔离 ) ,不仅节省了大量的时间 ,而且提高了手术的成功率。③在肺静脉开口部 (或近端 )消融 ...
Edward Rowland +4 more
core
LncRNA Xist通过调控SDF-1/CXCR4轴促进大鼠骨髓间充质干细胞增殖与迁移 [PDF]
, 2020 【目的】探讨lncRNA Xist在大鼠骨髓间充质干细胞（BMSC）增殖和迁移中的作用及其可能机制。【方法】取3周龄的雌性SD大鼠的股骨和胫骨，分离BMSC细胞，体外培养并鉴定。设计并筛选对lncRNA Xist沉默效率高的siRNA；利用Lipo2000分别将si-Xist和si-NC转染入实验组（si-Xist组）和对照组（si-NC组）BMSC中。CCK-8实验检测各组BMSC增殖能力。划痕及Transwell迁移实验检测各组BMSC横向和纵向迁移能力。qPCR验证lncRNA ...
唐镭蕾 +5 more
core
Zhongshan Daxue xuebao. Yixue kexue ban, 2011 【目的】 探讨超顺磁性氧化铁(SPIO)活体动态示踪小型猪骨髓间充质干细胞(MSC)移植治疗心肌梗死的可行性。【方法】 采用密度梯度离心法获取小型猪自体骨髓MSC,用携带绿色荧光蛋白(GFP)基因的慢病毒载体转染MSC,并用SPIO体外标记MSC-GFP。采用经皮球囊封堵法制备急性心肌梗死(AMI)模型,双标记的MSC经冠脉移植入小型猪心肌梗死区域，移植后24 h、3周、8周在MRI下进行活体动态示踪。【结果】 普鲁士蓝染色显示25 µg Fe/mL SPIO与0.8 µL ...
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