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- The effect of arginine vasopressin (AW) on the contents of cAMP and cGMP in the isolated right atria and ventricular muscle strips was observed at the concentration possessing negative inotropic effect on the cardiac muscle (0.8ng/ml). 本实验采用大鼠离体右心房、右心室肌条模型;研究了对离体心肌有负性变力作用浓度的加压素(0.;8ng/ml)对右心房、右心室肌条cAMP和cGMP含量的影响。
- Raising the driving frequency caused a negative inotropic effect in the AGS group, but a biphasic change with an increase of the peak force followed by a decrease in the HGS group. 冬眠组具有较强的间歇后收缩, 并且刺激频率对其具有较强的调制作用;
- However, all of them exerted negative inotropic effects in right ventricular strips. 不过在右心室组织中，四者均会使收缩力显著降低。
- Positive & negative inotropic effect 力性作用
- Negative inotropic effect of meperidine in rat ventricular muscle and the underlying mechanism 哌替啶对心室肌收缩的抑制作用及其机制
- Keywords soy peptides;isoprenaline;isolated working rat hearts;hemodynamics;negative inotropic effect; 大豆肽;异丙肾上腺素;离体工作心脏;血流动力学;负性肌力作用;
- negative inotropic effect 负性变力性效应; 减弱收缩能作用; 负性肌力作用
- CONCLUSION CA produces hypotensive effect in anesthetized rats, which is related to its negative inotropic and chronotropic effects on the heart and the relaxating effect in blood vessels. 结论桂皮醛对麻醉大鼠具有显著的降血压作用，此作用可能与桂皮醛对心肌的负性变时、变力效应和舒张血管作用有关。
- The relationship between positive inotropic effect and changes in AP. was discussed. 对正性变力作用与动作电位变化的关系作了初步讨论。
- Results: Fructus corni has effect as follows: dramatric postive inotropic effect on the isolated rat s left ventricular papillary;Obvious effect of strengthing the left ventricular fu... 结果:山茱萸能明显增强大鼠离体乳头肌收缩强度,改善家兔左室功能,为前人的用药经验提供了现代药理学基础。
- METHODS: The isolated right papillary muscle of cat was used to assess the positive inotropic effects by cummulative concentrations of Ibo and Oua. 方法:以离体猫右心室乳头状肌递增药浓观察正肌效应。最大反应是药物递增到发生自发收缩前的反应。
- The negative inotropic action of volatile anesthetics 吸入麻醉药对心肌收缩力的抑制作用
- Positive Inotropic Effect of Calcium Sensitizers and Mechanisms 钙增敏剂的作用机制及其变力性作用
- The answer to my request was in the negative. 对我的请求的答复是否定的。
- Positive Inotropic Effect of Endothelin-1 in Ventricular Myocyte of Rats 内皮素-1对大鼠心肌细胞正性肌力作用的研究
- Punishment had very little effect on him. 惩罚对他没有什么效果。
- His answer to my request was a negative. 我的请求遭到了他的拒绝。
- It's certain that every effect must have a cause. 无疑，每个结果必定有其原因。
- The tests for hepatitis were negative. 肝炎检查结果是阴性。
- That measure will be carried into effect very soon. 这项措施将在最近付诸实施。
