Superantigens are
A)body tissues that the immune system mistakes as foreign.
B)cell markers found in some member of a species but not in other members.
C)bacterial toxins that activate T cells at a 100 times greater rate than other antigens.
D)those that evoke allergic reactions.
E)None of the choices are correct.

Question

Quizplus · Accepted Answer

Superantigens are bacterial toxins that activate T cells at a much higher rate than normal antigens, up to 100 times higher. This causes an overactivation of the immune system and can lead to a variety of symptoms and even death in severe cases.

Superantigens Are