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how do immune systems role in type 1 hypersensitivities. why do people not have any signs or...

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Biology

howdo immune systems role in type 1 hypersensitivities. why do peoplenot have any signs or symptoms upon first exposure toallergen?

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3.7 Ratings (334 Votes)
Type I Hypersensitivity is mediated by the antibody class named IgE When an allergen is encountered by the immune system the allergenspecific IgE antibodies that are present in innate immunesystem cells like mast cells basophils and eosinophils they crosslink the Fc receptors of those cells    See Answer
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