AIM: In this work, we investigated the difference of membrane capacitance, membrane current, current density and I-V curves between smooth muscle cells isolated from pulmonary hypertension rat ( PHR) or normotensive rat ( NTR) pulmonary arteries. 目的:观察肺动脉高压大鼠(PHR)肺动脉平滑肌细胞膜电容(Cm)、膜电流(I)、电流密度(pA/pF)及I-V曲线,并与正常SD大鼠进行比较。
The results showed that the supercapacitor exhibited an excellent capacitance for the agar membrane. Compared with paper membrane supercapacitor, the capacitance of agar membrane capacitor was increased by 69% and the efficiency was increased 11%. 结果表明,应用琼脂膜的超级电容器的性能优良,与隔膜纸的相比,电容容量提高了69%,充放电效率提高了11%。
Combining magnetron sputtering technology designs and makes membrane porous silicon sensor, it has good resistance and capacitance response when adsorbs alcohol. 结合磁控溅射技术设计制作了薄膜型多孔硅乙醇气敏元件,吸附乙醇时具有良好的电阻和电容响应。
Currents were measured by whole-cell patch-clamp recording and current density was obtained by current-amplitude/ membrane capacitance as the marker of the Ca 2+ influx. 在膜片钳全细胞记录模式下,记录各组细胞VGCC电流峰值,计算细胞的电流密度(电流值/膜电容),作为Ca2+内流指标。
Results: The average of membrane capacitance was ( 3.43 ± 1.16) pF, decreased by 31.1%; 结果:RHR肺动脉平滑肌细胞膜电容均值为(3.43±1.16)pF,比正常血压大鼠(NTR,4.98±0.62pF)降低31.1%;
With the increase of Ca2+ concentration, the membrane capacitance is accelerated; ◆采用交流阻抗测试技术,从双层膜结合Ca~(2+)后的电容图可得出,随Ca~(2+)浓度增大,膜电容增大;
For the 800 μ m × 800 μ m square membrane, the sensitivity is obtained to be 46 fF/ hPa and the initial capacitance is 1 104 pF. 对于边长为800μm的敏感方膜,初始电容值为1104pF,传感器灵敏度为46fF/hPa。
With whole-cell voltage-or current-clamp techniques, K_V activity, membrane capacitance and resting membrane potential ( Em) in AM from COPD model and control rats were compared. 应用全细胞电压或电流膜片钳的方法,观察和比较正常对照大鼠与COPD模型大鼠肺泡巨噬细胞(AM)KV电流活性、膜电位和电容的差异。
The measurement of membrane capacitance of cells has important physiological significance. 细胞膜电容的监测具有重要的生理意义。
Finally membrane resistance and capacitance all will go to a fixed value. 最终膜电阻和膜电容均趋向一个定值。
Patch-clamp amplifier is an important instrument to investigate membrane capacitance. 膜片钳放大器是膜电容监测的重要工具。
The peak frequencies of rotation speed and transformational frequencies of positive DEP and negative DEP were derived, which was used to deduce the expressions of the membrane capacitance and conductance. 推导了电旋转低频峰值转速所对应频率以及正、负介电泳力之间转换频率的表达式,并以此为基础推导细胞膜电容和膜电导与溶液电导率之间的函数关系式。