Image: Mast cells

Description: 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.
Title: Mast cells
Credit: The Immune System (pdf)
Author: Template drawing from "The Immune System", any modifications, made by myself are released into the public domain.
Permission: Original work of the US Federal Government - public domain This work is in the public domain in the United States because it is a work prepared by an officer or employee of the United States Government as part of that person’s official duties under the terms of Title 17, Chapter 1, Section 105 of the US Code. See Copyright. Note: This only applies to original works of the Federal Government and not to the work of any individual U.S. state, territory, commonwealth, county, municipality, or any other subdivision. This template also does not apply to postage stamp designs published by the United States Postal Service since 1978. (See § 313.6(C)(1) of Compendium of U.S. Copyright Office Practices). It also does not apply to certain US coins; see The US Mint Terms of Use. This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. This work has been released into the public domain by its author, DO11.10. This applies worldwide. In some countries this may not be legally possible; if so: DO11.10 grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.
Usage Terms: Public domain
License: Public domain
Attribution Required?: No