Data for "The effects of nickel chloride on papillary muscle contractility under normothermic and hypothermic conditions: comparison of active and hibernating ground squirrels (Urocitellus undulatus) with Wistar rats. "

This is a data set used for manuscript preparation entitled: "The effects of nickel chloride on papillary muscle contractility under normothermic and hypothermic conditions: comparison of active and hibernating ground squirrels (Urocitellus undulatus) with Wistar rats. " and submitted to Journal of Thermal Biology.本数据集用于支撑题为《氯化镍对常温与低温条件下乳头肌收缩性的影响：活跃与冬眠的长尾黄鼠（Urocitellus undulatus）与Wistar大鼠的对比研究》的学术手稿撰写，该手稿已提交至Journal of Thermal Biology。