Keywords: Mast cells.jpg Mast cells are involved in allergy Allergies such as pollen allergy are related to the antibody known as IgE Like other antibodies each IgE antibody is specific; one acts against oak pollen another against ragweed http //www niaid nih gov/publications/immune/the_immune_system pdf The Immune System pdf NIH Publication No 03 “5423 September 2003 modifications September 4 2006 Template drawing from The Immune System any modifications made by myself are released into the public domain Original work of the US Federal Government - public domain PD-USGov DO11 10 biology Cell diagrams Immunology |