Immune System

  • 2.

    When the allergen is eaten, an IgE antibody is formed
  • 3.

    This antibody then attaches itself to cells found in the tissues of the body
  • 4.

    Now, the body is primed for when that allergen enters the body again
  • 5.

    When the allergen is ingested again, it binds to IgE antibodies and sends out signals to the body
  • 6.

    These signals the the body to release large amounts of histamine.
  • 7.

    7.
    This causes an allergic reaction
  • 1.

    When someone first eats a food allergen, there will be no physical side effects