Question

What is a super-antigen?

Answer 1

Superantigens are a class of antigens that cause non-specific activation of T-cells resulting in polyclonal T cell activation and massive cytokine release. SAgs are produced by some pathogenic viruses and bacteria most likely as a defense mechanism against the immune system.

Answer 2

Answer:

Superantigens (SAgs) are a class of antigens that result in excessive activation of the immune system.