MzGDungAnaye MzGDungAnaye

14-07-2016
Biology

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what happens when a person who is allergic to ragweed encounters ragweed?

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Аноним Аноним

25-07-2016

Ragweed antigens bind ragweed and then bind mast cells which release histamine

Allergies develop because of a Th2 response against the allergen.

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