CONCLUSION: GST exerted a negative chronotropic action and induced a delayed repolarization of pacemaker cells in SA nodes of rabbits.
结论：GST对家兔窦房结具有负性变时作用，并可延长复极化时程。
Conclusion the pacemaker cells of the contractile activity of gastric smooth muscle cells are ICC, Motilin regulates the gastric smooth muscle contraction initiated by ICC.
结论ICC是胃平滑肌运动的起搏细胞。胃动素通过ICC对胃肌收缩进行调节。
Conclusions:RNAi can be used to suppress the expression of the KCNJ2 gene in rat myocardial cells. This experimant provides a new methos for the biological pacemaker study.
结论：RNA干扰技术可用于抑制大鼠心肌细胞KCNJ2基因的表达，为生物起搏器的研究提供了一种新的思路和方法。
Conclusions:RNAi can be used to suppress the expression of the KCNJ2 gene in rat myocardial cells. This experimant provides a new methos for the biological pacemaker study.
结论：RNA干扰技术可用于抑制大鼠心肌细胞KCNJ2基因的表达，为生物起搏器的研究提供了一种新的思路和方法。
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