他的免疫系统彻底崩溃了，他已病入膏肓。
His immune system completely broke down and he became very ill.
我们的免疫系统正在杀死数以十亿计的细菌。
该病人的免疫系统会将移植器官作为异物加以排斥。
The patient's immune system would reject the transplanted organ as a foreign object.
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。
Eye problems can indicate an unhealthy lifestyle with subsequent suppression of the immune system.
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。
Despite anything the science of medicine may have achieved, the immune system is our main defence against disease.
免疫系统的工作就是抵御感染。
黄色和橙色可以增强你的免疫系统。
没错，你身体的免疫系统会对抗病毒。
Yes, your body's immune system (免疫系统) will fight the virus (病毒) for you.
当免疫系统“看到”它们时，就会试图杀死它们。
When the immune system "sees" them, it will try to kill them.
大多数病毒一进入我们的身体，就会被免疫系统发现并杀死。
Most viruses can be found and killed by our immune system as soon as they enter our bodies.
它们只是刺激并激活我们的免疫系统工作，告诉它有害的东西来了。
They only stimulate and activate our immune system to work, telling it something harmful is coming in.
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。
Scientists who study stress learnt a little stress can make the immune system stronger.
免疫系统将识别“病毒”的样子，并派遣B细胞（淋巴细胞）或抗体去找到并杀死它们。
The immune system will know what the "viruses" look like, and send B cells (lymphocytes) or antibodies to find and kill them.
它们可以产生足够多的新病毒来训练免疫系统杀死并记住它们，所以人们只需要接种一次疫苗。
They can produce enough new viruses to train the immune system to kill and remember them, so people only need to take the vaccine once.
目的是研究多余的水对老鼠免疫系统的影响。
The objective is to study the impact of extra water on the immune system in mice.
在脊椎动物中，免疫系统提供了对体内寄生虫的多重防御。
In vertebrates, the immune system provides a multiple defense against internal parasites.
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。
This is evidence that our immune system really doesn't function so well when we age.
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。
Just an introduction to the classes of potential foreign invaders that our immune system tries to defend us against.
我的研究重点是随着年龄的增长，我们的免疫系统会发生什么变化。
My research focus is on what happens to our immune system as we age.
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。
So weak does the body's immune system become that the person often becomes very ill from usually mild sicknesses.
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。
Optimism's benefits for physical health also extend beyond heart health, such as improved immune system function and increased life span.
“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。
"Encapsulation protects cells from getting killed by the immune system and would contain teratoma cells," says Weir.
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。
These organisms like this are abundant in the world around us and our immune system prevents us from getting sick most of the time.
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。
Stress reactions can reduce the disease fighting effectiveness of the body's immune system, thereby increasing susceptibility to illnesses ranging from colds to cancer.
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。
That rapid replication rate also increased the chances of strains evolving in ways that allowed them to evade hog immune systems.
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。
Many doctors and researchers believe that loneliness harms the immune system, making us more vulnerable to a range of minor and major illnesses.
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。
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.
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。
Males that are more susceptible to disease and parasites will have to use their carotenoids to boost their immune systems.
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。
In response to viral infection, the immune systems of mice typically produce antibodies that destroy the virus by binding to proteins on its surface.
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 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.
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