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。

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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。

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Getting proper sleep — at least 7 to 8 hours per night — will boost your immune system.

充足的睡眠-每天至少睡7至8个小时-将会增强你的免疫系统。

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The first step uses a bit of influenza DNA to get the patient's immune system to begin fighting off the flu, and then the protection is given a "boost" some time later by the second step, which can be either another bit of DNA or a conventional flu vaccine.

VOA: standard.2010.07.21

You have to inject it multiple times because the first blip that you get in immune response is not very high, you have to boost and often you have to boost again in order to get a high enough response to be protected.

你必须得进行多次注射,因为第一次注射,无法使免疫系统产生强烈反应,你得要增强免疫,通常还得再增强一次,以使反应足够强烈,从而起到保护作用

耶鲁公开课 - 生物医学工程探索课程节选

Now, if I was a person that was designing a vaccine and I noticed that this was the response that it got, that antibodies were produced, they reached some intermediate level, they started to fall, I would say, "Well I haven't stimulated the immune system enough, let me re-boost, let me give another dose of antigen."

现在,如果我正在研究一种疫苗,我注意到机体会对这种疫苗产生应答,也就是会产生抗体,当抗体浓度达到中等水平后,就开始下降,就可以说,疫苗对免疫系统刺激还不足,我需要提高抗原浓度,让我再把剂量再加大一倍

耶鲁公开课 - 生物医学工程探索课程节选

One approach is to boost immune response without interferon's side effects.

FORBES: Magazine Article

The drugs aim either to boost immune response or to attack and inactivate the viral enzymes that hepatitis C uses to replicate, in much the same way that AIDS drugs attack that virus.

FORBES: Stealth Killer

Exercise (intense, but short of inducing chronic exhaustion) and good nutrition boost the immune system.

FORBES: Survival Of The Fittest