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Immune System

Across
A reaction to tissue damage caused by an injury or infection
Specialized white blood cells that coordinates and performs many functions specific immunity
A substance that is capable of triggering an immune response.
Proteins that acts against a specific antigen.
Down
A white blood cell that attacks invading pathogens
A preparation of dead or weaken pathogens that are introduced into the body to stimulate an immune response.
Network of cells, tissue,organs and chemicals that fights off pathogens
The state of being protected against a particular disease.