Two of the antibodies involved in allergic reactions are immunoglobulin E (IgE) and immunoglobulin G (IgG). IgE antibody production occurs right after ingestion or inhalation of an allergen (ie. a child eats a peanut and has an anaphylactic reaction), and is called a Type I immediate hypersensitivity reaction. On the other hand, IgG antibodies are […]
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