No one can prattle off “IgE mediated eosinophil production is induced by compounds released by basophils and mast cells, including eosinophil chemotactic factor of anaphylaxis, leukotriene B4, complement complex (C5-C6-C7), interleukin 5, and histamine” quite like Rory can. And without retakes or breathing I might add 🙂