但离体工作心脏模型本质上是不稳定的，心功能在灌注过程中逐渐下降。
However, the cardiac function of the experimental system behave with a unstable nature and decrease during the perfusion course.
目的：观察大豆肽对正常和经异丙肾上腺素预处理的大鼠离体工作心脏的作用。
Objective: To investigate the effect of soy peptides on hemodynamics in normal and isoprenaline perfused isolated working rat hearts.
结论：大豆肽具有负性肌力作用，且能拮抗异丙肾上腺素对大鼠离体工作心脏的正性肌力作用。
Conclusion: Soy peptides have negative inotropic effect and can attenuate the positive inotropic effect of isoprenaline in isolated working rat hearts.
采用离体豚鼠工作心脏，观察活心丸对心脏功能的影响。
The effect of Huoxinwan (HXW) on isolated working heart of guinea pig was observed.
离体灌注的工作心脏模型是在心肌代谢及功能研究领域中广泛采用的实验系统。
The experimental system of isolated working heart from animals has been used extensively for hemodynamic and metabolic studies.
目的：观察外源性溶血磷脂酰胆碱(L PC)对离体大鼠工作心脏的损伤作用及缺血预处理(IP)对离体大鼠心脏的保护作用。
AIM: To observe the ischemia reperfusion like effect of exogenous lysophosphatidylcholine (LPC) and the protective effect ischemic preconditioning (IP) in isolated working rat hearts.
目的：观察外源性溶血磷脂酰胆碱(L PC)对离体大鼠工作心脏的损伤作用及缺血预处理(IP)对离体大鼠心脏的保护作用。
AIM: To observe the ischemia reperfusion like effect of exogenous lysophosphatidylcholine (LPC) and the protective effect ischemic preconditioning (IP) in isolated working rat hearts.
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