虽然大多数致病突变在人类中发现的概率为千分之一到百万分之一，但基础突变发生的几率可能高得多。
While most disease-causing mutated are found in humans at a rate of one in a few thousand to one in a few million people, founder mutation can occur at much higher rates.
当这种水用于农业灌溉时，农民有接触到致病细菌的风险，那些食用了未加工和未经清洗的农产品的消费者也会面临这种风险。
When this water is used for agricultural irrigation, farmers risk absorbing disease-causing bacteria, as do consumers who eat the produce raw and unwashed.
流感嗜血杆菌占急性咽炎的致病菌的65％。
Hemophilus influenzae accounted for 65% of the pathogenic bacteria in acute pharyngitis.
人芽囊原虫是否具有致病性一直颇有争议，因为很多流行病学研究和实验动物研究得出了矛盾的结论。
The pathogenic potential of Blastocystis hominis is still controversial because many epidemiologic and experimental animal studies gave quite different conclusions.
异尖线虫病的主要致病源是简单异尖线虫幼虫。
Anisakis simplex larvae is the most important causative agent of anisakiasis.
除同义突变外，在MYH9基因的外显子和弗兰克区域未检测到致病突变。
No pathogenic mutation was detected in the exon and franking regions of MYH9 gene except a synonymous mutation.
血培养阳性率为57.7％，其中主要致病菌是草绿色链球菌（32.4％）和表皮葡萄球菌（15.5％）。
Positive blood culture was found in 71 patients (57.7%) of viridans streptococci (32.4%), staphylococcus epidermidis (15.5%).
少数良性病毒可以产生致病因子。
治疗通常是针对最常见的致病细菌。
Treatment is usually aimed at the most commonly identified disease-causing bacteria.
候鸟是否传播高致病性禽流感病毒？
Do migratory birds spread highly pathogenic avian influenza viruses?
高致病性禽流感正通过鸟类迅速扩散。
Highly pathogenic avian influenza is moving rapidly through bird populations.
适量饮酒。饮酒过度是致病的危险因素之一。
Drink only in moderation. Heavy drinking is one of the worst risk factors for many diseases.
印度和孟加拉国的河道系统布满肠道致病菌。
The river systems of India and Bangladesh are rife with diarrhoeal disease.
科学家们苦苦探寻富裕为何能致病。
This has left scientists struggling to pinpoint exactly what about the rich world is making people sick.
候鸟传播高致病性禽流感的作用尚不完全清楚。
The role of migratory birds in the spread of highly pathogenic avian influenza is not fully understood.
抗体帮助身体去识别和抗击致病微生物。
错误突变理论引导了通过突变来控制致病病毒的策略。
Error catastrophe theory has led to a strategy of mutagenesis to control disease viruses.
在澳洲，吸烟是可避免的单一致死致病原因。
Smoking is the largest single preventable cause of death and disease in Australia.
致病生物与引起非洲锥虫病的生物属不同的种。
The causal organism is a different species from those causing the African form of the disease.
与此形成鲜明对比的是美洲，该病毒对鸟类具有高致病性。
In striking contrast, the virus is highly pathogenic for birds in the Americas.
这个公司说没有接到任何有关其产品致病的报告。
The company said it hasn't received any reports of illnesses.
人与受感染的蚊子接触机会增多，导致病毒传播。
Increased contact between people and infected mosquitoes leads to transmission.
我觉得隐瞒细菌致病理论是医药产业的一个策略。
I think there was a strategy in the pharmaceutical industry to keep the new bacteria theory of ulcers under wraps.
高致病性禽流感病毒可在受感染禽鸟所下蛋的内层和表面发现。
Highly pathogenic avian influenza virus can be found inside and on the surface of eggs laid by infected birds.
肺结核是一种风媒传播的疾病并且依然有7%的致病率。
TB is an airborne infection which still proves fatal in about 7% of cases.
毁林地区野生动物与人类的接触增加，导致病原体的传播。
Deforested areas increase contact between wildlife and humans and affect pathogen transmission.
从生理上来说，女性更容易受到吸烟或二手烟影响而致病。
Biologically, women seem more susceptible to the dangers of smoking and passive smoking.
他们说，通过蹲着，我们能使直肠完全疏散而消除肠子中致病的细菌。
By squatting, they say, we can achieve "complete evacuation" of the colon, ridding our bowels of disease-causing toxins.
这并不是唯一的致病因素，但是它是可以避免的当中最重要的。
It's not the only one, but [it] is the most important one that is avoidable.
医院中存在大量不安全做法，这尤其会导致病毒性肝炎的蔓延。
Unsafe practices in hospitals abound, contributing, among other things, to the spread of viral hepatitis.
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