Which is True about superantigens?
A) They are a type of exotoxin AND they stimulate an abnormally high number of TC cells.
B) They bind to MHC class II molecules on T cells AND they are a type of endotoxin.
C) They bind to MHC class II molecules on T cells AND they enhance specific antibody production.
D) They are processed intracellularly AND they are a type of endotoxin.
E) They are a type of exotoxin AND they bind to MHC class II molecules on T cells.

Question

Which is True about superantigens?
A) They are a type of exotoxin AND they stimulate an abnormally high number of TC cells.
B) They bind to MHC class II molecules on T cells AND they are a type of endotoxin.
C) They bind to MHC class II molecules on T cells AND they enhance specific antibody production.
D) They are processed intracellularly AND they are a type of endotoxin.
E) They are a type of exotoxin AND they bind to MHC class II molecules on T cells.

Quizplus · Accepted Answer

Superantigens are a type of exotoxin that bind to MHC class II molecules on T cells, leading to the activation of a large number of T cells, resulting in excessive production of proinflammatory cytokines.

Which Is True About Superantigens