Multiple Choice
Activated T cells express _____,which binds to B7 with 20 times higher affinity than CD28 and results in _____ of T-cell activity and proliferation.
A) high-affinity IL-2 receptor; stimulation
B) CD40L; suppression
C) VLA-4; stimulation
D) CTLA4; suppression.
Correct Answer:
Verified
Correct Answer:
Verified
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