The protective effects of Ginkgolide B and hypoxic preconditioning against acute hypoxia injury in mice 银杏内酯B和低氧预适应对小鼠急性缺氧损伤的保护作用
Hypoxic preconditioning can improve the resistance against hypoxia which is an endogenous and protective phenomenon and exists in many tissues and organs. 低氧预适应可增强机体耐受低氧的能力,这种内源性保护现象存在于多种组织和器官。
Effects of acute hypoxic hypoxia on cardiac function 急性缺氧性缺氧时心脏功能的改变
Rats in acute hypoxic groups were exposed to hypoxia at simulated altitude of 4000m, 6000m and 8000m above sea level for 8 hours respectively in order to establish hypoxic encephaledema model. 急性低氧组于低压舱中模拟相应海拔高原低氧环境持续8h建立低氧脑水肿模型。
This study was to explore effects of repetitive hypoxic preconditioning on the myocardial tolerance to hypoxia of mice and its possible mechanism. 探讨反复缺氧预激对小鼠缺氧耐受性的影响及其可能机制。
Small dose of endotoxin from Escherichia coli. The rebreathing method was used to build progressive hypoxic hypoxia which dropped total oxygen delivery ( To2), so that the change of oxygen uptake ( Vo2) with decrease of To2 was observed. 采用再呼吸法造成渐进性低氧以降低总氧运输量(To2),从而考察氧耗量(Vo2)随To2降低而变化的规律。
The results suggested that the erythropoiesis in rats having bilateral splanchnic neurectomy was not significantly different from in intact rats when subjected to hypoxic hypoxia. 结果表明,切除内脏大神经大鼠低氧时的红细胞参数改变与单纯低氧对照比较,无显著性差异。
AIM: To study the effect of carbon monoxide ( CO) on hypoxia inducible factor-1 α ( HIF-1 α) expression and on hypoxic tolerance duration in hypoxia preconditioned mice. 目的:探讨缺氧预适应小鼠中一氧化碳对缺氧诱导因子-1表达和缺氧耐受时间的影响。
The effect of hypoxic preconditioning on the survival time of hypoxia tolerance in mice 缺氧预适应对小鼠常压耐缺氧存活时间的影响
Effects of hypoxic hypoxia on human vestibular nystagmus 缺氧性缺氧对人前庭眼震的影响
CONCLUSION: The influences of hypoxic training, hypoxic adaptation or acute hypoxia on structure, appearance, physiological and biochemical indexes, function of heart, vessel and blood of organism are very complicated. The reasonable hypoxic training or hypoxic adaptation has great effects on the organism. 结论:低氧训练、低氧适应或急性低氧对机体的心脏、血管和血液等的结构形态、生理生化指标、功能的影响非常复杂,合理利用低氧训练或低氧适应措施,对机体有良好的影响。
Bronchial Epithelium-Derived Relaxing Factor Modulates Hypoxic Pulmonary Vasomotion During Hypoxia and Cigarette Smoking 支气管上皮源性因子在吸烟及缺氧所致肺血管反应中的作用
The autonomic nervous system does regulate the erythropoietic response to hypoxic hypoxia via the splanchnic nerves. 实验提示,在动物低氧红细胞生成反应中,植物神经系统的内脏大神经途径无重要调控作用。
Conclusion: It is one of the mechanism of protection that serum EPO and the expression of EPO mRNA of kidney increase by hypoxia stress, it is possible that serum EPO increase after hypoxia training by effects of hypoxic environment and exercise hypoxia; 结论:低氧应激,血清EPO和肾脏EPOmRNA表达升高是机体自我保护机制之一,低氧训练能使血清E-PO升高,可能是低氧环境和运动缺氧共同刺激的结果;
Clinical analysis on prognosis of 102 neonates with hypoxic ischemic encephalopathy induced by hypoxia at different periods 102例不同时期缺氧新生儿缺氧缺血性脑病临床预后分析
Dynamic Observations on Mouse Oxygen Consumption and Some Other Indices during Acute Hypoxic Hypoxia 对小鼠急性乏氧性缺氧时耗氧量等指标的动态观测
AIM: To study the effect of hypoxic preconditioning on mice hypoxia stamina, exercise tolerance and pulmonary function in hypoxic condition. 目的:观察缺氧预适应对小鼠缺氧耐受性、运动耐力及缺氧条件下小鼠肺功能的影响。
The observation on mesenteric microcirculation of hypoxic animals shows that the more serious hypoxia is, the more clear disturbance of microcirculation is, ending in RBC aggregation and bloodstream stasis. 通过对缺氧动物肠系膜微循环的观察表明,缺氧愈严重,微循环的障碍愈显著;
Objective To study the effect of hypoxic training on the expression of hypoxia induced factor-1 α( HIF-1 α) and vascular endothelium growth factor ( VEGF) mRNA in skeletal muscle. 目的:探讨低氧训练对大鼠骨骼肌缺氧诱导因子-1α(HIF-1α)蛋白和血管内皮生长因子(VEGF)基因表达的影响。
When the total oxygen delivery was stepwise dropped by the method of progressive hypoxic hypoxia, the characteristics of changes in oxygen transport and oxygen uptake were studied. 采用渐进性低氧法降低总氧运输量(TO2),从而考察机体氧运输及氧摄取的变化特点。
Self-Organizing Character of α Wave in EEG due to Acute Hypoxic Hypoxia in Normal Subjects 急性缺氧态人脑α波白组织特征分析
Objective To observe the changes of ultrastructure of ACTH cells in rat's pituitary after rats moved to different altitude, and to investigate the role of ACTH in the hypoxic stress and the relationship between hypoxia and the endocrine function of ACTH cells in rat's pituitary. 目的观察急进高原不同海拔地区大鼠垂体远侧部促肾上腺皮质激素(ACTH)细胞的超微结构变化。探讨ACTH在机体对低氧应激反应中的作用,以及低氧对大鼠ACTH细胞分泌功能的影响。
Objective To elucidate the role of cNOS mRNA expression in the pathogenesis of hypoxic brain injury after neonatal hypoxia. 目的探讨结构型一氧化氮合酶(cNOS)mRNA表达在新生鼠缺氧性脑损伤发病中的作用。
Electron microscopical observation of the seminiferous tubules in rabbits& the affects of the resistant hypoxic herb and in high altitude hypoxia 高原低氧和应用抗缺氧药物后家兔睾丸曲细精管的电镜观察
The Effect of Hypoxic Training on Expression of Hypoxia Induced Factor-1 α and Vascular Endothelium Growth Factor mRNA in Skeletal Muscle 低氧训练对大鼠骨骼肌缺氧诱导因子-1α蛋白和血管内皮生长因子mRNA表达的影响
Effects of hypoxic preconditioning on hypoxia/ reoxygenation tolerance of astrocytes in vitro 低氧预适应对离体星形胶质细胞缺氧/复氧耐受性的影响
Twenty-four healthy boy students volunteered to undergo hypoxic hypoxia by inhaling 11% low oxygen gas mixture for 20 min. 笔者测定了24名健康男性学员吸11%低氧混合气20min前后前庭眼震各项参数。
Whether acute or chronic hypoxic hypoxia, right ventricular function were significantly increased, whereas no difference in left ventricular systolic pressure and the maximum contraction rate. 2. 但不管是急性缺氧还是慢性缺氧,右心室功能均显著增强,左心室收缩压和最大收缩速率无明显变化。
Regardless of acute or chronic hypoxic hypoxia, right or left ventricle, myocardial glycogen content was significantly increased to the same extent. 4. 无论是急性缺氧还是慢性缺氧,无论是左心室还是右心室,心肌糖原含量均显著升高,且升高程度基本一致。
Adequate oxygen delivery is essential for neural tissue to generate its normal functions. Neuronal injury can be observed under hypoxic conditions, and hypoxia is correlated with the pathogenesis of many neural diseases. 充足的氧供是神经组织发挥正常功能的必要条件,缺氧可引起神经细胞损伤,许多神经系统疾病的发生同缺氧密切相关。