Allergic symptoms occur when the body
identifies a foreign substance as harmful and attacks the substance.
Not exact matches
The job of the immune system is to
identify «
foreign»
substances in the body and attack them.
Your immune system has a very sophisticated system for keeping you safe that leads it to
identify all of the
foreign substances that enter your body or that you come into contact with.
Your immune system is responsible for
identifying and destroying
foreign substances (antigens) in the body such as bacteria and viruses.
Autoimmune disease means that a dog's immune system has incorrectly
identified some
substance in the body as a
foreign intruder, and is creating antibodies directed against the dog itself (autoantibodies), rather than the bacteria, viruses, etc. against which they should be directed.