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: 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。
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