...延迟整流钾电流 [gap=1655]Key words: pulmonary hypertension; cardiomyocyte; patch clamp; calcium current; delayed rectifier potassium current ...
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代建军等[13]对犬心房肌的研究发现,Ang-(1-7)可抑制快速延迟整流钾电流(Ikr)、缓慢延迟整流钾电流(Iks),增加Ito;Ang Ⅱ可增加IKr、Iks,抑制IIto。提示Ang-(1-7)作为Ang Ⅱ内源性拮抗剂,可拮抗Ang Ⅱ的电生理作用。
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...延迟整流钾电流;全细胞膜片钳;蛋白激酶C [gap=3208]Key words: acetylcholine receptors; cortexin; delayed rectifier-like potassium currents; whole-cell recording; protein kinase C ..
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结果经5—7d培养,获得胞膜完整、胞质均匀的海马神经元,并记录到典型的全细胞电压依赖性钾电流(IK)、延迟整流钾电流(IKDR),IK和IKDR均为外向电流,激活电压分别为-50mV和-40mv,随着去极化程度增加而增加,能被已知的钾通道的阻断剂4-AP和TEA—C1阻断,...
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目的:探讨应激激素皮质酮对海马神经元延迟整流钾电流的影响。
Aim: The effect of stress hormone corticosterone on hippocampal neurons delayed rectified potassium currents was probed.
目的:探讨卡托普利对豚鼠心肌细胞动作电位间期及延迟整流钾电流的作用。
AIM: to evaluate the effect of captopril on action potential duration and outward delayed rectification potassium current (Ik).
目的研究大鼠海马锥体细胞延迟整流钾电流(IK)在出生后不同发育阶段的变化。
Objective To study the developmental properties of delayed rectifier potassium currents (IK) in maturing hippocampal pyramidal neurons.
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