膜电位

本文对pH影响膜电位的机理进行了讨论。

The possible mechanism of pH influence the membrane potential is discussed .

受体介导内吞对巨噬细胞膜电位、胞浆和溶酶体pH的影响

Effects of receptor-mediated endocytosis on macrophage mebrane potential , cytosolic pH and lysosomal pH

MT可显著减少活性氧和抑制线粒体释放细胞色素C，抑制线粒体跨膜电位的降低，并呈一定剂量依赖性。

The decrease of the mitochondrial membrane potential was inhibited .

甲胺鸢尾素对H2O2损伤大鼠心肌细胞线粒体膜电位的影响

Effects of methylamine irisolidone on mitochondrial membrane potential in H_2O_2-induced rat cadiocyte injury

细胞外pH值对培养的主动脉平滑肌细胞膜电位及钾通道活动的影响

Effects of pH_0 on membrane potential and K ~ + channels ' activity in aortic smooth muscle cells

胸腺大鼠胸腺细胞体外培养条件下，加入H2O2和不同剂量的GPC，用流式细胞仪术分析GPC对H2O2引发的胸腺细胞凋亡及线粒体膜电位的影响作用。

Thymus cell : Thymus cells of mouse were cultured in vitro .

JC-1染色法检测细胞线粒体膜电位（MitochondrialMembranePotential）的变化。

The cell mitochondrial membrane potential was detected by using JC-1 staining method .

汞对大鼠肾皮质线粒体ATP酶和膜电位的影响

Effects of mercury on ATPase and mitochondrial membrane potential in rat renal cortex

白细胞介素-1β对骨髓基质细胞膜电位及细胞内Ca~（2+）和pH的影响

Effect of Interleukin 1 β on Membrane Potential , Intracellular Free Ca 2 + and Cytosolic pH in Bone Marrow Stromal Cells

多参数生化检测仪是基于MOS器件基本原理设计完成的，可以用来检测因待测物质浓度变化而引起的膜电位变化。

The multi-parameter biochemical detector is designed based on the principle of MOSFET .

三氧化二砷诱导K562细胞线粒体跨膜电位的变化及其机制研究

Changes of Mitochondrial Transmembrane Potentials and Mechanisms of Arsenic Trioxide-Induced Apoptosis in K562 Cells

方法：利用细胞内微电极技术引导动作电位（AP），经微机采集AP图形并测算跨膜电位各参数。

Methods : Action potential ( AP ) was conducted by means of intracellar microelectrode technique .

结论Hp诱导蒙古沙鼠胃上皮细胞凋亡主要发生在Hp感染早期；线粒体膜电位的下降和胞内游离Ca2+含量的升高参与了Hp诱发蒙古沙鼠胃上皮细胞凋亡的过程。

Conclusions H. pylori can induce the apoptosis of gastric epithelial cells via the mitochondrial pathway in Mongolian gerbils .

NE对膜电位无明显影响。

NE have no effect on Em.

鲎血细胞多肽诱导HL-60细胞凋亡时线粒体膜电位的变化

Change of mitochondria membrane potential of HL-60 cells induced by horseshoe crab hemocyte peptides

多巴胺不改变膜电位，却抑制总ATP酶活性，导致线粒体肿胀。

Dopamine inhibited total ATPase activity and induced mitochondrial swelling but showed little effect on the membrane potential .

NE诱发的膜电位去极化有浓度依赖性且可被酚妥拉明阻断。

NE could induce membrane depolarization in a concentration dependent manner and could be blocked by phentolamine .

游泳训练后大鼠肝细胞SOD、MDA、线粒体膜电位变化与细胞凋亡的关系

The Relation of the Change in SOD , MDA and Mitochondrial Membrane Potential to Apoptosis in Hepatocyte of Rats after Swimming Training

研究目的：1.探讨大鼠局灶性脑缺血再灌注后细胞凋亡，DNA损伤，SOD活力，MDA水平，线粒体膜电位及神经细胞凋亡的变化。

To observe nerve cell apoptosis , changes of DNA damage , SOD activity , MDA concentration and MMP after ischemia-reperfusion in rats . 2 .

实验应用细胞内微电极记录技术，记录离体灌流DRG神经膜电位。

Intracellular recording technique was used in the experiments .

结论：运动引起线粒体膜电位、DNA倍体、SOD、MDA发生改变，提示这些变化可能诱导细胞凋亡。

Conclusion Exercise could cause the changes in mitochondrial membrane potential , SOD , MDA and DNA double . These changes could induce further hepatocyte apoptosis .

黄体酮和5-HT对豚鼠结肠平滑肌细胞通道电流和膜电位的影响

The Effects of Progesterone and 5-HT on Ion Currents and Membrane Potentials of Guinea Pig Colon Myocytes

BK（Ca）通道在维持平滑肌细胞膜电位的维持和肌紧张的调节中起着重要作用。

BK_ ( Ca ) channel plays an important role in regulating smooth muscle contractility and maintaining membrane potential .

结果显示三种配体均导致细胞膜电位超极化，胞浆pH降低，溶酶体pH升高，三个生理参量趋于稳定时间稍有不同。

The results showed all the three kinds of ligands caused macrophage membrane potential hyperpolarization , cytosolic acidification and lysosomal alkalization , but reached their stabilized conditions at different times .

通道的平均开放时间和开放概率均不依赖于膜电位；但通道的开放概率随着激动剂ATP浓度的增加而增大。

Both mean open time and open probability were independent of membrane potential , but the latter increased with increasing ATP concentration .

结论：ROS可通过对精子线粒体膜电位和SDH活力的影响，而导致精子线粒体功能损伤；

Conclusion : ROS can damage the mitochondrial function of sperm by affecting MMP of spermatozoa and the activity of SDH .

线粒体膜电位快速去极化，NADPH氧化酶活性剧降，ROS快速减少，ROS清除剂促进凋亡；

Mitochondria membrane depolarized quickly , the activity of NADPH oxidase declined sharply , and ROS production decreased rapidly .

用荧光法检测溶酶体通透性和线粒体的膜电位水平，以及ROS和GSH的生成水平。

Lysosomal membrane stability , mitochondrial membrane potential , and the levels of GSH and ROS were tested using fluorescent method .

目的：探讨活性氧在体外对肠上皮细胞线粒体功能和膜电位（ΔΨmt）的影响及其与细胞凋亡的关系。

Objective : To determine the effect of ROS on mitochondrial function and membrane potential (ΔΨ mt ), and the correlation with apoptosis .

胰高糖素样肽-1（7-36）NH2对胰岛β细胞胰岛素分泌和膜电位的作用

Effect of glucagon-like peptide-1 ( 7-36 ) NH_2 on insulin secretion and membrane potentials of pancreatic islet β - cells