About 93 percent of U.S. residents are immune to measles either because they were vaccinated or they had the disease as a child.
大约93%的美国居民对麻疹是免疫的，他们要么因为接种过疫苗，要么就是小时候得过麻疹。
The patient's immune system would reject the transplanted organ as a foreign object.
该病人的免疫系统会将移植器官作为异物加以排斥。
In vertebrates, the immune system provides a multiple defense against internal parasites.
在脊椎动物中，免疫系统提供了对体内寄生虫的多重防御。
Many doctors and researchers believe that loneliness harms the immune system, making us more vulnerable to a range of minor and major illnesses.
许多医生和研究人员认为，孤独会损害免疫系统，使我们更容易患上一系列轻微和重大疾病。
Bitter gourd contains a physiologically active protein that can help improve immune functions and prevent cancer.
苦瓜中含有生理活性蛋白质，可以帮助提高免疫功能和预防癌症。
Macrophages are cells that play a role in the response of the immune system of mice and other mammals to invasive organisms such as bacteria.
巨噬细胞是在小鼠和其他哺乳动物的免疫系统对细菌等侵入性生物的反应中发挥作用的细胞。
Not to be left behind are the disease-spreading pests, about 100 species of which have become immune to a variety of insecticides now in use.
传播疾病的害虫也不甘落后，其中约有100种对目前使用的各种杀虫剂有了免疫力。
Scientists who study stress learnt a little stress can make the immune system stronger.
研究压力的科学家们了解到，少量压力可以让免疫系统更强大。
A child's immune system may be weakened by malnutrition or undernourishment, especially in infants who are not exclusively breastfed.
营养不良或营养不足可使儿童免疫系统虚弱，尤其是在非完全母乳喂养的婴儿中。
Such bioactive mushroom metabolites are believed to have the capability to helping revitalization of our immune system against a large number of pathogenic and non-pathogenic diseases.
这种具有生物活性的蕈类代谢产物被认为是能够帮助我们的免疫系统新生，抵抗大量致病性的和非致病性的疾病。
These students also showed a better immune function than the control group.
那些学生也比控制组展现了一种更好的免疫功能。
We can also say that once most people have been infected by swine flu and become immune, a variant that can beat that immunity will replace the current strain.
我们还可以确定的是，一旦大部分人群感染猪流感并获得免疫力，疾病的变种将会打破目前的免疫性并成为当下的压力。
A woman's immune system is compromised during pregnancy.
妇女怀孕后，其免疫系统就被削弱了。
If your baby has immune disorders or a genetic predisposition to allergies, waiting six months to introduce solids may be risky, according to this new report.
根据这份新报告，如果孩子有免疫失调病或遗传性易过敏症，那么，等六个月再给孩子吃固体食物可能很危险。
The immune system has a hard time recognizing and fighting cancer because the enemy is not an invading germ but our own cells gone rogue.
由于癌细胞本身不是外部侵入的病菌，而是人体自身的问题细胞，因此免疫系统很难对癌细胞识别和清除。
But he adds that, as with any drug that suppresses autoimmunity, the risk that a diminished immune response could lead to infection remains a concern.
但他也补充到，顾虑依然有，因为任何一种药物一旦抑制自身免疫，免疫反应降低的风险就可能会导致感染。
The reason is that we all have a secret weapon against bad moods: a psychological immune system.
那是因为我们都有一个对付坏心情的秘密武器：心理免疫系统。
Though modest, the latest result shows that harnessing the immune system is a viable way to fight cancer.
尽管刚开始，但最新结果显示利用免疫系统是一个对抗癌症的可行方法。
POPs are a major environmental concern due to neurological damage, immune system disorders, cancer and a host of other health problems they cause.
持久性有机污染物造成神经损害、免疫系统紊乱、癌症以及许多其他健康问题，因此是一种严重的环境问题。
But Carrington thinks Parham's suggestion that there's a trade-off between a potent immune system and a big brain is a bit of a stretch.
但是凯林顿认为帕汉关于免疫系统强和脑容量大不可兼得的说法有点言过其实。
Towards a global immune system
建立一个全球性的免疫系统
So susceptibility to cold symptoms is not a sign of a weakened immune system, but quite the opposite.
因此，易受感冒症状的影响并不是免疫系统虚弱的一种迹象，情况刚好相反。
So susceptibility to cold symptoms is not a sign of a weakened immune system, but quite the opposite.
因此，易受感冒症状的影响并不是免疫系统虚弱的一种迹象，情况刚好相反。
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