The denomination rules, chemical essence and structure of allergen as well as irritability, elimination and control of food allergen were reviewed.

介绍食物过敏原的命名规则，综述过敏原的化学本质、结构及其对过敏性的影响，并介绍食物过敏原的消除与控制方法等。

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The tests are not perfect but can be useful in conjunction with doctor-prescribed elimination diets and food challenges, which involve ingesting the allergen under a doctor's supervision, Pistiner said.

CNN: Food allergy diagnosis 'an inexact science'