窦房结

用图像分析仪检测窦房结内P细胞、T细胞、心房肌细胞、胶原纤维胞浆吸光度（A值）。

The P cells and T cells inside the sinoatrial node , atrial muscle cells and absorptance ( A ) value of cytoplasm in collagen fibers were detected with image analyzer .

ATP敏感性钾通道开放剂对培养乳鼠窦房结细胞模拟缺血时细胞活性的影响

Effects of ATP-sensitive potassium channel openers on cellular activity of cultured neonatal rat sinoatrial node cells during simulated ischemia

构成窦房结的主要细胞有P细胞和T细胞。

Within the sino-atrial node there are chiefly P-cell ane T-cells .

窦房结P细胞起搏的离子流机制研究进展

Research Progress of the Sinoatrial Node Cell ′ s Pacemaking Mechanism

狗心腔内窦房结电图P前波的探讨

A study on pre-P wave in canine intracardiac sne

健康人体表窦房结电图P前波表达的研究

The study of expression of pre-P wave in normal human by surface Sinus Node Electrogram

结果：窦房结和房室结内的细胞主要为P细胞和T细胞。

Results : The SAN and AVN chiefly consisted of P cells and T cells .

窦房结胶原纤维丰富，结内主要有P、T细胞。

There were rich collagen fibers in SAN , which contained principally P-cells and T-cells .

双源CT检测窦房结动脉及其临床意义

Dual source CT in detection of the sinus node artery and its clinical significance

细胞的形态和结构介于P细胞和心肌细胞之间。最后对窦房结内各细胞的功能特点加以讨论。

The shape and structure of T cell is between P and myocardial cell , and situated on the periphery of node .

目的：通过观察孕酮（P）对离体家兔窦房结细胞动作电位的影响，来探讨孕酮对窦房结细胞电活动的影响及其作用机制。

Objective : To study the effects of progesterone ( P ) on action potential of isolated rabbit sino atrial node cells .

新生SD乳鼠窦房结的光镜观察

Camel milk light microscopic observation on sinoatrial node of neonatal SD rat

方法：取培养2d的乳鼠窦房结细胞，随机分为①对照组；

METHODS : Sinoatrial node cells were randomized to five groups : ( ① Control );

目的：为研究起搏机需辨认，计数和分离大鼠窦房结起搏（P）细胞。

Objective : To recognize , count and isolate pacemaking ( P ) cells from the central region of rat SAN in study of pacemaking mechanism .

新生大鼠窦房结组织、培养细胞的glycogen，LDH和SDH定量形态学研究

The quantitative morphological study of glycogen , SDH and LDH in tissue

细胞骨架及K（ATP）通道在乳鼠窦房结细胞模拟缺血预适应中的相互作用

Interaction of cytoskeleton and ATP-sensitive potassium channel in simulated ischemic preconditioning of sinoatrial node cells of neonatal rats

窦房结功能障碍（sinusnodedysfunction，SND）是临床上常见的缓慢性心律失常。

Objective : Sinus node dysfunction ( SND ) is one of the most frequently encountered arrhythmia in clinical practice .

K（ATP）通道开放剂对模拟缺血-再灌注时培养乳鼠窦房结细胞的保护作用及机制探讨

Protective effect of K_ ( ATP ) channel opener and its mechanism on the sinoatrial node cells of neonatal rats during simulated ischemia-reperfusion

1周力竭训练后窦房结内P细胞、T细胞与心房肌细胞病理改变减轻，但胶原纤维的染色强度增加。

The pathological changes of P cells , T cells and atrial muscle cells in sinoatrial nodes after one-week exhaustive exercise were reduced , whereas the stained intensity of collagen fibers was reinforced .

中心区位于中、上1/3交界处或中1/3处。构成窦房结的主要细胞为P细胞和T细胞。

Located at the junction of upper 1 / 3 and middle 1 / 3 or on the middle 1 / 3 . Within the sino-atrial node there are chiefly P-cell and T-cells .

差速贴壁结合BrdU处理培养窦房结细胞

Differential attachment and BrdU-treatment in culture of sinoatrial node cells

SSS患者窦房结恢复时间曲线分布的意义

Distribution curve of sinoatrial recovery time in patients with sick sinus syndrome

病态窦房结综合征（SSS）最主要特征为心动过缓。

The main characterization of sick sinus syndrome ( SSS ) is bradycardia .

同时应用组织化学法结合图像分析、生化测定观测了窦房结区去甲肾上腺素（NA）及乙酰胆碱酯酶（AChE）的变化。

The levels of noradrenaline ( NA ) and acetylcholinesterase ( AChE ) in the SA node region were determined with biochemical methods .

大鼠窦房结周围组织缝隙连接蛋白Cx43表达的增龄性变化

Age-related changes of Cx43 proteins in the region around the sinoatrial node of rats

所有病例中，有DM共17例，风心病占5.9%，病态窦房结综合征占10.6%，特发性房颤占4.7%。

Percentage of rheumatic heart diseases , sickness sinus syndrome , idiopathic Af were 5.9 % , 10.6 % and 4.7 % , respectively ;

方法：37例病态窦房结综合征（SSS）患者安置AAI型起搏器；

Methods : 37 cases with SSS were implanted with AAI pacemaker ;

大量研究表明，窦房结起搏细胞舒张期自动除极化过程虽有多种跨膜离子流参与，但起主要作用的是起搏离子流（If）。

Lots of study revealed that spontaneous depolarization of sinoatrial cell included many kinds of transmembrane ionic currents . the Funny Curret ( If ) was the most important one .

目的：探讨无创性经食管信号叠加直接记录窦房结电位（SNP）的技术。

Objective To explore a noninvasive transesophageal signal averaging technique for direct recording of sinus node potential ( SNP ) .

结论：（1）新生SD乳鼠窦房结位于右前（上）腔静脉近侧段壁上。

Conclusion : The horseshoe-shaped SAN of the newborn SD rat was located in the wall of proximal part of the right A ( S ) VC .