Allergens in the blood stimulate the B cells to produce antibodies. Touch or rollover the bloodstream and identify these items.
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Antibodies made in response to a food allergen are called IgE antibodies. They are similar to the antibodies that attack bacteria, which are called IgG antibodies. Just like IgG antibodies, IgE antibodies bind to a specific shape of antigen, or as it is called in food allergy—allergen.