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प्रश्न
Which immunoglobulin class is responsible for triggering hypersensitivity reactions in response to allergens?
पर्याय
IgE
IgG
IgM
IgA
MCQ
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उत्तर
IgE is responsible for triggering hypersensitivity reactions, particularly Type I hypersensitivity (allergic reactions). When IgE antibodies bind to allergens, they interact with mast cells and basophils, causing the release of histamine and other chemical mediators that produce allergic symptoms.
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