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.
ABOUT Symptoms. In non allergy mast cell disease, mast cells are split easily by various mechanisms, but NOT IgE (see Mast Cells and Triggers). Mast cells release chemicals. These chemicals attach to receptors on cells, and when the chemical attaches, it sends a signal to the cell. Imagine thousands of cells doing the same thing at the same time; this cascade of signaling causes symptoms. Here are the symptoms by the chemical released.