The pulsation frequency, rhythm and contractility of the myocardial cells were recorded in simulated weightlessness condition with or without traditional Chinese medicine in medium.

• 结果模拟失重抑制心肌细胞功能，而中药槲皮素能改善心肌细胞功能，增强心肌收缩力，并具有时间和剂量依赖性；