In idea, "an allergen must have a minimum of 2 IgE-binding epitopes, and every epitope should be no less than 15 amino acid residues lengthy, to trigger a sort 1 hypersensitivity reaction." Experiments also show that this degree of hydrolysis is sufficient to not trigger IgE binding from GP19S-allergic patients. Long run (2028 to 2033): Technological advance...