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Author4 Posts
  #1

Which of the following is the most important costimulatory signal provided to a T cell from an APC?
a) B7 molecules interacting with CD 28
b) B7 molecules interacting with LFA-1
c) LFA-3 interacting with CD28
d) MHC class II interacting with T cell receptor.

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  #2

a) B27 & CD28

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I hear and I forget. I see and I remember. I do and I understand.
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  #3

Agree with A

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  #4

B7 = CD 80 and CD86 ligands for CD 28

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