结论在实验动物屏障系统的新建或改建时，必须按照实验动物设施环境的国家标准。
Conclusion The National Standards for Environment and Facility should be followed when laboratory animal barrier system facilities were built or refitted.
科学家称随着全球气候变化继续影响极地区域的野生动物，这一屏障可能很快就会消失。
Scientists say that barrier may soon fall, as global climate change continues to impact wildlife at the polar regions.
卡萨·德沃尔博士推测，较高的体温对真菌感染的天然屏障，可能是哺乳动物们在恐龙灭绝之后一直繁衍到今天的关键原因。
Such protection against fungal infection, Dr. Casadevall has speculated, could have been crucial for the triumph of mammals following the age of dinosaurs.
在紧急情况下减少苍蝇，蚊子和啮齿类动物可能会很困难，但物理屏障可以用来控制最迫切的问题。
Reducing the numbers of flies, mosquitoes, and rodents quickly in an emergency may be difficult, but physical screens can be used to control the immediate problem.
目的在动物模型中探讨电钻振动诱导听力减退的机制和可能的血迷路屏障变化。
Objective To investigate the mechanism of burr vibration induced hearing loss and the possible change of blood-inner ear barrier in an animal model.
目的：利用小肠缺血-再灌注动物模型，观察中药对小肠黏膜细胞凋亡的干预作用及对肠屏障的影响。
Objective To investigate the protective effect of traditional Chinese medicine on gut barrier injury induced by intestinal ischemia-reperfusion in rats.
根据隔离等级的不同，实验动物设施可分为隔离系统、屏障系统、亚屏障系统和开放系统四种类型。
According to isolating level, experimental animal facilities are divide four kinds, and they're isolating system, barrier system, sub barrier system, and open system.
新西兰到处都是一望无际的风景，浪漫的金色沙滩，宁静的大屏障岛和经常出没的野生动物。
It is full of its remote landscapes, golden beaches, Great Barrier Island, and frequent wildlife sightings.
结果统计了屏障系统动物设施各种结构的出现率以及这些结构的平均面积。
Results the various facilities occurrence and their mean area were calculated in the barrier animal facilities.
同时他还说：“这个研究结果强调了这样一个事实——血脑屏障的通透性改变是发生象实验性变应性脑脊髓炎(一种多发性硬化病的动物模型)这类中枢神经系统感染性疾病的重要因素。”
"This puts an emphasis on the fact that blood brain permeability changes are an important aspect of the development of a CNS inflammatory disease like EAE, an animal model of MS," he says.
其中有些分子，如瘦素，在动物实验中已经表明能够穿越脑血管屏障，促成这样一个机制，即腹部过胖能影响到大脑。
Some of these molecules, such as leptin, have been shown in animal studies to cross the blood-brain barrier, suggesting a mechanism by which extra weight around the belly could be affecting the brain.
人和哺乳类动物在进化和适应外界环境条件过程中所形成的屏障机能是由神经系统来调节的。
The barrier function of human beings and mammals, formed during their evolution and in the process of adaptation to the environment, is regulated by nervous system.
以SPF级（无特殊病原体）动物为种源，采取综合防治措施，在屏障设施饲养清洁级实验小鼠和大鼠。
Using SPF(Specific pathogen free)animals as the breeding stock and adopting synthesize preventive measure, the experiment mouse and rat of clean grade were reared in barrier system for 2 years.
以SPF级（无特殊病原体）动物为种源，采取综合防治措施，在屏障设施饲养清洁级实验小鼠和大鼠。
Using SPF(Specific pathogen free)animals as the breeding stock and adopting synthesize preventive measure, the experiment mouse and rat of clean grade were reared in barrier system for 2 years.
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