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。
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.
互隔交链孢霉是世界上最重要和最常见的真菌过敏原之一。
Alternaria alternata is one of the most important and common fungal allergens in the world.
湿疹，肚脐皮炎和汗疱疹对过敏原的阳性反应率无统计学差异。
The positive reaction rates to allergens among eczema, navel dermatitis and pompholyx had no statistical difference.
粉尘螨及屋尘螨过敏原皮肤针刺试验结果与哮喘急性发作严重程度有关。
Results of dermatophagoides farinae and dermatophagoides pteronyssinus by skin prick test were related to the grades of asthma.
当免疫系统发现了过敏原就会致敏。
When the immune system encounters an allergen, it may become sensitised.
适当地接触过敏原将会完善免疫系统。
Moderate exposure [to allergens] will prime the immune system.
味精对我而言是一个主要的过敏原。
血液测试：血液中有浓度过敏原特异性抗体表示过敏。
Blood tests: High levels of allergen-specific antibodies in the blood indicate an allergy.
科学家们假设这种物质的黏着特性保护过敏原免于被降解。
The researchers hypothesised that the gelling properties of pectin were, in some way, protecting the allergens from degradation.
首先，牛奶并不是那种会引起免疫应答的过敏原。
First off, it's not actually an allergy in that there's not an immune response.
不过通过调节生产流程来减少过敏原的产生倒是很有可能的。
But it might be possible to tweak the production process to reduce the presence of the allergens.
这是因为从猫和狗那里接触过敏原，能够增强人们的免疫力。
It is thought that exposure to allergens - from cats and dogs - could boost the immune system.
开饭时，必须勤洗手清洁，以防止任何意外过敏原接触过敏的人。
And while laying the table, they must wash their hands clean to prevent any accidental contact of allergens with the allergic persons.
另有科学家正在对现知低过敏原含量的花生品种进行杂交实验。
Scientists are crossbreeding existing peanut types that have lower levels of the proteins that cause anaphylaxis.
他们这样把小狗带进来说不定会给留下过敏原，造成未来的拜访者过敏呢。
这些地区性差异可能部分因为饮食习惯，导致人们易于受到不同过敏原的影响。
These regional variations are likely to be due in part to differences in eating habits, causing people to be exposed to different allergens.
乐观的解释是，由过敏原引起的免疫系统极度活跃的确可以抑制肿瘤。
The optimistic explanation is that the hyperactive immune system associated with allergy does, indeed, protect against tumours.
对于这35,000,000人的75%来说，豚草是首要过敏原，他补充道。
For 75 percent of those 35 million, ragweed is the primary allergen, he added.
第二个与另一个乳胶蛋白以及一个橄榄蛋白相似，这两个蛋白也是已知的过敏原；
Another looks like a second latex protein and an olive protein, both known allergens.
第三个与造成花粉过敏的豚草蛋白类似，该蛋白可说是过敏原里最厉害的一个了。
The third resembles one of the most rampant allergens of them all, a ragweed protein that causes hay fever.
一项全国性的调差显示，有一半以上的美国人在一个过多个过敏原检测中呈阳性。
A nationwide survey shows more than half of all Americans now test positive for one or more allergens.
牛奶是一种常见的过敏原，可以触发引起炎症、胃病、皮疹、麻疹甚至是呼吸困难。
Milk is a common allergen that can trigger inflammation, stomach problems, skin rashes, hives and even breathing difficulties.
皮肤点刺试验：在受试者前臂皮肤上滴上一滴含有疑似过敏原的溶液，然后用针刺。
The skin-prick test: a drop of a solution containing the suspected allergen is placed on the skin of the subject's forearm, which is then pricked with a needle.
即使食品工业确实找到了标注食品的更好方法，也总会有意外接触高浓度过敏原的危险。
Even if the food industry does find a better way to label foods, there will always be the danger of an accidental exposure to high concentrations of an allergen.
但反复长时间暴露在这些过敏原中，你便超越了那个界限，身体便会有所反应。
with repeated exposure over time, you cross that threshold, and your body reacts.
“这个受体曾被认为只与细菌有关”Goebeler说，他怀疑其他的过敏原也有同样的行为。
"This receptor was thought to only be relevant for bacteria," says Goebeler, who suspects that other allergens may act in the same way.
“这个受体曾被认为只与细菌有关”Goebeler说，他怀疑其他的过敏原也有同样的行为。
"This receptor was thought to only be relevant for bacteria," says Goebeler, who suspects that other allergens may act in the same way.
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