Allergies (what causes them?) | Human health & diseases | Biology | Khan Academy
Channel: Khan Academy India - English
Date: 2021-11-29

Let's explore why my brother Ram is allergic to pollen grains, but not me. We will explore how our immune system reacts differently to allergens by producing the IgE antibodies (instead of the usual IgM, IgG), and how that affects our mast cells. 

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Created by Khadijatul Qubra