Adults are often immune to German measles.
成人往往对风疹有免疫力。
Eye problems can indicate an unhealthy lifestyle with subsequent suppression of the immune system.
眼睛问题表明一种不健康的生活方式以及随后免疫系统所受的抑制。
Despite anything the science of medicine may have achieved, the immune system is our main defence against disease.
不管医疗科学已取得了什么样的进步，免疫系统仍是我们抵抗疾病的主要防御手段。
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 objective is to study the impact of extra water on the immune system in mice.
目的是研究多余的水对老鼠免疫系统的影响。
This is evidence that our immune system really doesn't function so well when we age.
这证明我们的免疫系统在我们衰老时确实不能很好地发挥作用。
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。
So weak does the body's immune system become that the person often becomes very ill from usually mild sicknesses.
身体的免疫系统变得如此脆弱，以至于人们经常因为轻微的疾病而变得非常虚弱。
"Encapsulation protects cells from getting killed by the immune system and would contain teratoma cells," says Weir.
“封装能保护细胞免遭免疫系统攻击，并且会含有畸胎瘤细胞。”Weir 说。
Just an introduction to the classes of potential foreign invaders that our immune system tries to defend us against.
这只是对我们的免疫系统试图防御的潜在外来入侵者的分类介绍。
It may be that males can use scarce carotenoids either for immune defense and detoxification or for attracting females.
可能是雄性可以利用稀少的类胡萝卜素进行免疫防御和解毒，或者吸引雌性。
Males that are more susceptible to disease and parasites will have to use their carotenoids to boost their immune systems.
那些更容易感染疾病和寄生虫的男性将不得不使用他们的类胡萝卜素来增强他们的免疫系统。
Infections are in many cases mild, with most people making a full recovery and remaining immune from further HAV infections.
大多数感染病例仅有轻微症状，大部分人会完全康复并在未来保持对甲型肝炎病毒的免疫力。
When people are sleep-deprived, there are higher levels of stress hormones in their bodies, which can decrease immune function.
当人们睡眠不足时，他们体内的应激激素水平会升高，造成免疫功能下降。
That rapid replication rate also increased the chances of strains evolving in ways that allowed them to evade hog immune systems.
那样迅速的复制速度也增加了菌株进化的机会，使它们能够用种种方式避开猪的免疫系统。
These organisms like this are abundant in the world around us and our immune system prevents us from getting sick most of the time.
在我们周围充斥着像这样的生物体，而我们的免疫系统在大多数时候能够抵御疾病。
Optimism's benefits for physical health also extend beyond heart health, such as improved immune system function and increased life span.
乐观对身体健康的益处不仅限于心脏健康，还包括改善免疫系统功能和延长寿命。
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。
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。
The allergen in jackfruit does not sensitize the immune system, but once birch pollen has done so, the immune system may react to jackfruit too.
菠萝蜜中的过敏原不会使免疫系统敏感，但是一旦桦树花粉刺激了免疫系统，免疫系统也会对菠萝蜜有反应。
In response to viral infection, the immune systems of mice typically produce antibodies that destroy the virus by binding to proteins on its surface.
在病毒感染的反应中，老鼠的免疫系统通常会产生抗体，通过与病毒表面的蛋白质结合来破坏病毒。
Further research has shown that caterpillars become virtually immune to the wilt virus as the trees on which they feed respond to increasing defoliation.
进一步的研究表明，毛虫对萎蔫病毒几乎具有免疫力，因为它们赖以为生的树木会对越来越多的落叶做出反应。
For example, social contact can boost the development of the brain and immune system, leading to better health and less chance of depression later in life.
例如，社交可以促进大脑和免疫系统的发育，使人体更健康，并在以后的生活中降低负面情绪出现的几率。
For women, the association may be attributable to changes in immunity that resulted from excess abdominal fat; in men, the immune system did not appear to be involved.
对于女性来说，这一联系可能归因于腹部脂肪过多导致的免疫力变化；对于男性来说，（这种联系）似乎并不涉及免疫系统。
Stress reactions can reduce the disease fighting effectiveness of the body's immune system, thereby increasing susceptibility to illnesses ranging from colds to cancer.
压力反应会降低身体免疫系统对抗疾病的效力，从而增加对感冒和癌症等疾病的易感性。
From this, it has opted to focus on life science and medical research, and recently called for proposals for experiments on muscle wasting, osteoporosis and the immune system.
基于此，它选择将重点放在生命科学和医学研究上，并在最近呼吁提出有关肌肉萎缩、骨质疏松症和免疫系统的实验提案。
"When people are sleep-deprived, there are higher levels of stress hormones in their bodies which can decrease immune function," says Doctor Felice of Northwestern University in Chicago.
芝加哥西北大学的费利斯博士说：“当人们睡眠不足时，他们体内的应激激素水平会升高，这会降低免疫功能。”
"When people are sleep deprived, there are higher levels of stress hormones in their bodies, which can decrease immune function." says Doctor Felice of Northwestern University in Chicago.
芝加哥西北大学的费利斯博士说：“当人们睡眠不足时，他们体内的压力荷尔蒙水平会升高，这会降低免疫功能。”
"When people are sleep-deprived, there are higher levels of stress hormones in their bodies, which can decrease immune function," says Dr. Phyllis Zee of Northwestern University in Chicago.
芝加哥西北大学的博士费利斯·徐说：“当人们睡眠不足时，他们体内的应激激素水平会升高，这会降低免疫功能。”
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