由于引入了非本地的捕食者和病原体，已经有许多本土物种灭绝的记录，证据确凿。
There have been numerous well-documented extinctions of indigenous species caused by the introduction of non-indigenous predators and pathogens.
许多超富集植物被发现于热带地区和亚热带地区，在那里，高浓度金属元素的积累可以为植物提供保护来对抗以植物为食的昆虫和细菌病原体。
Many are found in tropical and subtropical areas of the world, where the accumulation of high concentrations of metals may afford some protection against plant-eating insects and microbial pathogens.
只要吸入病原体，你就会被感染。
It first infects you because you breathe in some of the infectious agents.
在鸡身上观察到，一种叫滤过性病原体的病毒，很少能从它诱发的恶性肿瘤中恢复过来。
As observed with the chickens, the filterable agent, a virus, could seldom be recovered from the malignant tumor which it had induced.
引起感染的常见病原体为流感嗜血杆菌、肺炎链球菌和卡他莫拉菌。
Caused by common pathogens were Streptococcus pneumoniae, Haemophilus influenzae and Moraxella bacteria Mora.
这种病原体引起了一种叫做“鸡疫”的疾病。
一旦发现病原体，就会把它吞噬掉。
这些病原体能共同引起很多麻烦。
耐药病原体已经加速出现和蔓延。
The emergence and spread of drug-resistant pathogens has accelerated.
“它们不是有害的病原体，”她说到。
不断变异和适应是病原体的生存机理。
Constant mutation and adaptation are the survival mechanisms of pathogens.
这些病原体包括了病毒、细菌和真菌。
对于病原体，这并不是一个好的方法。
这个系统还可以杀灭病原体。
但是要杀死所有有毒的病原体肉要很熟。
But to kill any toxic pathogens, the meat must obviously be cooked.
接着病原菌产生耐药性。
传染病病原学的新依据。
她认为其病原体符合该期刊所有的出版标准。
She thought the pathogen fitted all the journal's criteria for publication.
当然，问题在于肿瘤并不真的是一种病原体。
The problem, of course, is that a tumor is not exactly a pathogen.
这里可能有许多靠空气传播的病原体携带病毒。
There would have to be some sort of airborne pathogens that spread the virus.
但是发现新病原体只是开始。
你的免疫系统发现你的肺部有病原体后释放组胺。
Your immune system spots pathogens in your lungs and releases histamine.
但是其它形式的致命病原体今天依然折磨着受害者。
But other forms of the deadly pathogen still plague victims today.
这些病毒属于导致人类感染的已知最剧烈的病原体。
These viruses are among the most virulent pathogens known to infect humans.
还有一些发现指向了病毒和真菌病原体的协同作用。
Some findings pointed to viral and fungal pathogens working together.
还有一些发现指向了病毒和真菌病原体的协同作用。
Some findings pointed to viral and fungal pathogens working together.
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