Many urban legends are framed as complete stories with plot and characters. The compelling appeal of a typical urban legend is its elements of mystery, horror, fear or humor.Often they serve as cautionary tales.ecause people frequently allege that such tales happened to a  friend of a friend  (FOAF), the phrase has become a commonly used term when recounting this type of story. Sometimes urban legends are repeated in news stories, or distributed by e-mail or social media.
We have mast cells in the stomach wall. Somastatain-which is produced from d cells in the stomach wall is a known mast cell activator. We also know stress-in particular substance p and CRH also cause mast cells to spill contents. Histamine which we know is a chemical constantly released.
Storage and release. Mast cells. Most histamine in the body is generated in granules in mast cells and in white blood cells (leukocytes) called basophils and eosinophils. Mast cells are especially numerous at sites of potential injury â the nose, mouth, and feet, internal body surfaces, and blood vessels.