离子流

计算机模拟结果显示了空心圆管内部、外部及端点表面处的离子流密度分布和注入剂量分布存在很大差异。

Our results indicate that there exist the differences of ion flux and dose among the inner , outer surfaces and the end surface of the bore .

上述离子流的变化情况是正常生长的水稻幼苗与感染稻瘟病的水稻幼苗的离子流差异，可以用于监测稻瘟病的发生。

These changes of ion flux are significant differences of rice seedings in the absence or presence of rice blast , which can be used for monitoring the blast happened .

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

卵胞内微注射mRNA后胞膜上出现的新离子流

An ion current expression after intracellular microinjection of mRNA in the Xenopus oocytes

缺血心肌起搏离子流If的观察研究

An observation on the pacemaker current i_f in sheep cardiac Purkinje fibers under ischemia-mimic condition

地表水较之大气降水pH值有所升高，然而阳离子含量高，大量的营养离子流往林外。

Compared with the atmospheric rainfall , the runoff had higher pH value , but it had a lot of exchangeable ions leaching out of forests .

目的：观察藻酸双酯钠（Polysaccharidesulfate，PSS）对豚鼠单个心室肌细胞离子流的影响。

Objective : To examine the effects of polysaccharide sulfate ( PSS ) on ionic currents in guinea pig ventricular myocytes .

最后凭借GC-MS分析，获得四个样品的挥发性成分离子流色谱图。

Finally , using GC-MS , ion current chromatogram of volatile components of the four samples were obtained .

MTT实验显示Ad.结果：腺苷组起搏离子流If幅值降低（P<0.05）；

Results : The amplitude of I f in Ad group was decreased ( p < 0 05 ) .

LPC对缺血心肌起搏离子流的影响及ISO的效应

The effect of LPC on the pacemaker current i_f in ischemic myocardium and the influence of ISO on it

本文采用微电极技术，在离体豚鼠乳头肌上，就P－Nif对乳头肌细胞跨膜动作电位离子流的影响进行了观察。

In this experiment we observed the effects of P-Nif on action potential of isolated papillary muscles in guinea pigs by microelectrode technique .

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 .

研究发现犬心肌细胞跨膜离子流Ito在心肌微环境变化，如缺血、pH值改变时，上述电流发生时明显变化。

It was found that the change of microenvironments , such as ischemia and lower pH value , significantly decreased the Ito in the canine ventricular single cell .

目的建立黄芪药材高效液相-质谱检测器（HPLC-MS）总离子流色谱指纹图谱的评价方法。

OBJECTIVE To establish an evaluation method of Radix astragali by HPLC-MS total ionic chromatographic fingerprints .

绵羊心浦肯野纤维d-受体和β-受体激动时离子流Isi和Ix的变化

Changes of ISI and IX in sheep cardiac Purkinje fibers during alpha - and beta - adrenoceptor excitation

离子流（Ca2+）、活性氧（ROS）、水杨酸（SA）、茉莉酸（JA）等均是PCD发生过程中的重要信号分子；

Ca ~ 2 + ion influx , reactive oxygen species ( ROS ), SA , JA and so on are important signal molecules .

APC通过氩气离子流（氩气等离子区）传导单极电外科高频电流到生物组织对其产生凝血作用。

APC conducts monopolar electro surgical high frequency current to tissue via an ionized argon gas stream ( argon plasma ) to coagulate the tissue .

黄芩药材HPLC-ESI-MS总离子流色谱指纹图谱研究

Study on HPLC-ESI-MS Total Ionic Chromatographic Fingerprints of Scutellaria baicalensis

证明当k1、k2满足一定条件时，跨膜动作电位会被放大，引起细胞膜功能失调，离子流增强。

The analysis shows that membrane action potential will be amplified if the coefficient k 1 , k 2 meet some certain conditions .

FAB-MS总离子流非线性拟合法分析川芎嗪

FAB-MS quantitatively analyze ligustrazine with the non-linear curve fitting of total ion current

目的和方法：用双微电极电压钳技术，观察腺苷（adenosine，Ad）对绵羊心室浦肯野纤维起搏离子流1f的影响。

Aim and Methods : By using two microelectrode voltage clamp technique , to observe the effects of adenosine ( Ad ) on pacemaker current I f were examined in sheep cardiac Purkinje fibers .

PVC和LAC存在复极离子流的差异，这种差异构成了两者动作电位差异的基础，进而可能成为肺静脉肌袖致心律失常特性的重要离子流机制。

These differences in repolarizing ionic currents between PVC and LAC form a basis of the differences in their action potential configurations and might be an important ionic mechanism of the arrhythmogenic characteristics of pulmonary vein muscle sleeves .

结果：得到了样品总离子流以及选择离子流相应色谱峰的ESI-MS质谱图，初步鉴定出盐酸米诺环素的主要相关物质A，B，C，D。

Ion power temperature : 150 ℃ . Results : The total ion current and each chromatographic peak of selected ion current were obtained , and resolution of these mass spectra was elucidated . The related substances A , B , C and D in minocycline hydrochloride were identified .

链烷烃中正构烷烃的碳数分布为C20&C38，其中环烷烃的含量低于NMR的检测限，环烷烃的总离子流色谱图显示出其中的链烷烃含量很低。

The carbon number distribution of normal paraffin in alkane is C_ 20 & C_ 38 . Cycloparaffinic hydrocarbon in alkane is less than the detection limit of NMR , and the total ion chromatogram of cycloparaffinic hydrocarbon shows that the content of alkane in cycloparaffinic hydrocarbon is very little .

方法以正常血压Wistar大鼠左心室肌细胞作为对照，采用玻璃微电极技术记录动作电位，应用膜片钳全细胞技术记录膜离子流，观察SHR左心室肌细胞动作电位及膜离子流的改变。

Methods Using microelectrode technique to record action potential and patch-clamp whole-cell recording to record membrane ionic currents , the changes of action potentials and membrane ionic currents of left ventricular myocytes from SHR were observed whereas the normotensive Wistar rats were used as controls .

微通道板（MCP）是一种主要用于微光夜视的电子倍增器件，在提高该器件寿命的研究中，需要一种测量真空中微弱离子流的装置。

Micro channel plate ( MCP ) is a kind of electron multiplier detector which mainly used in low-light imaging and in research of the device lifetime ; we need to develop equipment that can help measuring weak ion stream in vacuum .

当绵羊心浦肯野纤维α-和β-受体分别激动时，用双微电极法电压箝制术研究慢内向离子流Isi和延迟整流外向离子流Ix的变化。

When alpha - and beta - adrenoceptors were activated respectively in sheep cardiac Purkinje fibres , changes of the slow inward current ( Isi ) and delayed rectifier current ( Ix ) were studied by using two-microelectrode voltage clamp technique .

采用气相色谱-质谱（GC-MS）法同时测定纺织品中9种有机锡。应用液液萃取提取纺织品中的有机锡，通过四乙基硼化钠衍生后，采用GC-MS总离子流和选择离子进行测定。

The gas chromatography-mass spectrometry ( GC-MS ) was used for simultaneous determination of 9 organotin compounds in textiles , which involved liquid-liquid extraction of organotin compounds from textiles , derivatization with NaBEt_4 and analysis of the ethyl organotin by GC-MS in scan mode and selective ion mode .

方法应用全细胞钳制技术，对人右心室心外膜下（Epi）细胞、中间层（M）细胞和心内膜下（Endo）细胞复极1相Ito离子流的电流强度、密度和动力学过程进行研究。

Methods Using whole cell patch-clamp technique , we researched the ionic intensity , density and the kinetic process of I_ to in repolarization phase 1 from the human right ventricular epicardial cells , mid-myocardial cells ( M cells ) and endocardial cells .

为观察bepridi1对豚鼠单心室肌细胞动作电位时程（APD）及动作电位形成过程中主要离子流的作用，探讨其诱发长QT间期及多形性室性心动过速的电生理机制。

By observing the effects of bepridil on action potential duration ( APD ) and main currents involved in the depolarization and repolarization of isolated guinea pig ventricular myocytes , we try to understand the mechanisms of QT prolongation and polymorphic ventricular arrhythmias induced by the drug .