Amblyomma americanum mammalian meat and meat products. The allergy manifests as anaphylaxis — a life-threatening allergic reaction characterized by constriction of airways and a drop in blood pressure. This response is triggered by an IgE antibody to the mammalian oligosaccharide galactose-alpha-1,3-galactose (alpha-gal). As well as occurring in non-primate mammals, alpha-gal is also found in cat dander and in the drug cetuximab. Allergic reactions to alpha-gal usually occur 3–6 hours after consuming red meat, unlike allergic reactions to other foods, whose onset following consumption is more or less immediate, making it more difficult to identify what caused the reaction. Skin tests with standard
What Is Life "Close to the Edge", "Mojo", December 2003, p. 82.</ref> It was while driving up to a Preston session in London from his home in Esher, Surrey, that Harrison came up with the song "What Is Life". In his autobiography, "I, Me, Mine", Harrison describes it as having been written "very quickly" and recalls that he thought it would be a perfect, "catchy pop song" for Preston to record. His lyrics, while simple, were similarly uplifting and universal: These lyrics have caused some debate among biographers and music critics, as to whether "What Is Life" should be viewed as a straightforward