Interestingly, there's evidence that early exposure to allergens might protect against type 1 hypersensitivity.

有趣的，有研究表明：早期的过暴露将降低I型超反应的发生率。

Or mouth guards or airborne allergens or any of your other weird afflictions!

或者牙齿保持器和气传过或任何你其他的怪毛病了！

Do you think this might have implications for other allergens, other allergies?

你觉得这对其他过、其他过情况也可能有影响吗？

For the past 20 years, he has been studying the effects of climate change on allergens.

过去20年来，他直在研究气候变化对过的影响。

Ragweed is a common allergen, especially during the fall.

豚种常见的过，秋天尤为常见。

I don't want to go back out there, grizz! It's cold and full of outdoor allergens!

我不想再回到来的地方，熊！很冷，而且到处室外过！

When we are first exposed to an allergen, we don't have much of a reaction… on the outside.

当我们第次接触过，我们没有太多的反应… … 在身体外部这样。

France's DBV Technologies is researching skin-based treatments as another way to help the body tolerate allergens like peanuts.

法国的DBV科技公司正在研究种基于皮肤的治疗方法，作为帮助人体耐受花生等过的另种方法。

Being exposed to an allergen as a baby makes you less likely to actually develop an allergy to it.

当婴儿期暴露于某过，让你较不会对它产生过。

This reflex likely prompted our outdoor-dwelling ancestors to remove parasitic threats and other irritating things like thorns and allergens.

这种反射可能促使我们居住在户外的祖先消除寄生虫威胁和其他刺激性的东西，如荆棘和过。

It traps dirt and germs, it keeps water out, and it collects bacteria and other dusty allergens and irritants.

它能够捕获灰尘和细菌，把水挡在外面，收集细菌和其他尘土飞扬的过和刺激物。

One type is called the patch test, where allergens are applied to small patches and stuck onto the skin.

其中种叫斑片试验：将过涂布到斑片上，再将斑片贴到皮肤上。

What order of allergens do you want to do?

你想先做哪种过的检测？

So, you know, before that, you know, it was very well-intentioned, but pediatricians recommended avoiding introducing allergenic foods.

所以，你知道，在那之前，大家本意好的，但儿科医生建议避免给孩子引入过食物。

For one thing, warmer temperatures are making the growing season for some allergen producers longer.

其，气候变暖使产生过植物的生长季节变长。

You want to start with one allergen and you want to go for tastes, right?

你最好从种过开始，然后慢慢尝试各种味道，对吧？

For example, as the climate warms, the areas for major allergen-producing trees such as oak are getting larger.

举例来说，气候变暖，种植橡树等主要产生过树木的地区在不断扩大。

In asthma there is often an excessive reaction from type 2 helper cells or Th2 cells against specific allergens.

在哮喘中，2型辅助细胞或Th2细胞，会对特定过反应过度。

This gradually boosts tolerance to the allergen by reducing the immune system's tendency to produce IgE each time.

这种治疗方法通过逐步抑制免疫系统产生IgE型抗体来提高机体对过的耐受性。

Typically, the best thing for allergic rhinitis is to simply avoid the triggering allergen if possible.

般来说，预防过性鼻炎发作的最好方法就尽可能地避免接触过。