AIM To examine and compare influence and time dependence of head up tilt (HUT) or standing (STD) on decline of contraction responses of rat femoral artery caused by simulated weightlessness.
目的观察和比较头高位（HUT）与站立位（STD）对模拟失重所致股动脉收缩反应性降低的影响及其时间依赖性。
Objective To explore effects of the simulated weightlessness on wet weight and dry weight of the rat soleus muscle and its microscopic and ultrastructural morphology.
目的研究模拟失重对大鼠抗重力肌—比目鱼肌的湿重、干重及形态结构的影响。
Objective To explore effects of the simulated weightlessness on wet weight and dry weight of the rat soleus muscle and its microscopic and ultrastructural morphology.
目的研究模拟失重对大鼠抗重力肌—比目鱼肌的湿重、干重及形态结构的影响。
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