What is a Interferons?

Answer:
Interferon is a fluid protein found in everyone's bloodstream. It is made by the body to protect body cells from being invaded by viruses. Interferon is also used as an injection into a person that is deathly sick from a virus attack of some kind.
First answer by CRiMCO. Last edit by CRiMCO. Contributor trust: 125 [recommend contributor recommended]. Question popularity: 2 [recommend question].