simulated weightlessness

Objectives : To investigate the microflora in rats gastrointestinal under simulated weightlessness.

目的: 研究模拟失重条件下大鼠肠道菌群变化情况.

Time course of cardiac contractility depression in simulated weightlessness rats and its reversibility

模拟失重大鼠心肌收缩性能降低的过程及其可逆性

This experiment successfully established the model of simulated weightlessness in rats. It studied the effects of different forms of exercise on the role of bone metabolism in rats, so as to provide a good theoretical basis of the weight loss resumed. 2.

实验结论：1、本实验成功建立了大鼠模拟失重模型，研究了不同形式运动对大鼠骨代谢的作用，为进一步研究运动对失重后机体恢复提供了较好的理论基础。

Objective To investigate the protective effects of Digoxin on atrioventricular function in rats after simulated weightlessness.

目的应用高频超声心动图观察地高辛干预尾吊模拟失重大鼠心功能变化情况,评估药物作用.

Ojective To study the endothelial mechanism of simulated weightlessness on the reactivity of pulmonary artery.

目的研究血管内皮在模拟失重时肺动脉反应性变化中的作用.

Objective To study the effects of vitamin K on bone metabolize in simulated weightlessness rats.

目的探讨维生素K对模拟失重大鼠骨质的影响,为失重骨丢失的防护提供实验依据.

Conclusion The results provided a reference for strength evaluations in space medicine and space physiology, especially under simulated weightlessness and microgravity.

结论此结果为中国航天医学和生理学特别是模拟失重或微重力条件下的肌肉功能评定提供了一个新的思路。

Objective To observe bone mass changes during convalescence after simulated weightlessness.

目的观察模拟失重恢复期骨质的变化.

Objective To determine whether the changes of both angiotensinogen ( AGT) and angiotensin ⅱ type 1 receptor ( AT 1) protein expression are involved in differential adaptation of arteries induced by simulated weightlessness in rats.

目的观察血管紧张素原（AGT）及血管紧张素Ⅱ1型受体（AT1）蛋白表达改变是否参与模拟失重所致大鼠不同部位动脉血管的分化性适应过程。

Objective To study changes in ultrastructure of soleus muscle spindle induced by simulated weightlessness in rats.

目的观察模拟失重不同时期大鼠比目鱼肌肌梭超微结构的改变.

Changes of human skeletal muscle volume and cholin/ creatin ratio under simulated weightlessness condition and the effect of exercise in muscle atrophy

模拟失重对人体骨骼肌体积和肌内乙酰胆碱/肌酸比值的影响及等张运动对肌萎缩的作用

Objective To investigate the alterations in vasoreactivity of hindlimb arterial bed after simulated weightlessness.

目的观察模拟失重对大鼠后肢血管床血管反应性的影响.

Conclusion: The gut microflora appeared dysbiosis under simulated weightlessness.

结论：模拟失重条件下大鼠肠道微生态出现平衡失调。

Objective To study the effects of short-term simulated weightlessness on human vectorcardiogram ( VCG ).

目的探讨短期-6°头低位卧床模拟失重对人心电向量图 ( vectorcardiogram,VCG ) 的影响.