对有这种蛋白的心脏给予昔多芬处理后表现出较强的肌肉收缩和舒张能力，且张力相关的酶活性降低了10倍。
The hearts with the protein that were then treated with sildanafil showed stronger muscle contraction and relaxation and as much as 10 times lower stress-related enzyme activity, researchers found.
肌张力异常性抽筋，是指当进行某个动作时，不需要用到的肌肉却在收缩。
Dystonic cramps are where a muscle that is not needed for a movement is contracted.
肌张力异常性抽筋，是指当进行境个动作时，不需要用到的肌肉却在收缩。
Dystonic cramps are where a muscle that is not needed for a movement is contracted.
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