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1·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。

2·Study the relationship between allergic skin diseases and allergen in 3 kind of chronic urticaria, chronic eczema and dermographism.

探讨慢性荨麻疹、慢性湿疹、皮肤划痕症3种变应性皮肤病与变应原的关系。

3·Allergen free of yeast.

过敏原的酵母。

4·Another common type of allergen is animal dander.

另一个常见的过敏原动物怒气。

5·Objective To detect the stability of the mite allergen.

目的检测尘螨变应原的稳定性。

6·A small amount of the allergen can then cause a skin reaction.

少量的过敏原便可造成的皮肤反应。

7·Mite may be the allergen that induces and aggravates the disease.

尘螨可能是诱发和加重该病的变应原。

8·When the immune system encounters an allergen, it may become sensitised.

当免疫系统发现了过敏原就会致敏。

9·For 75 percent of those 35 million, ragweed is the primary allergen, he added.

对于这35,000,000人的75%来说，豚草是首要过敏原，他补充道。

10·They are there to kill germs, kill viruses. Or,they might react to an allergen.

看，这就是抗体的作用，它们在那里杀死细菌，杀死病毒，或者，它们可能会对过敏原作出反应。