Cell Surface Proteins Flashcards
1
Q
T cells
A
TCR (binds antigen MHC complex)
CD3 (signal transduction associated w/ TCR)
CD28 (binds B7 on APC)
2
Q
helper T cells
A
CD4, CD40L
CXCR4/CCR5 (coreceptors for HIV)
3
Q
cytotoxic T cells
A
CD8
4
Q
regulatory T cells
A
CD4 and CD25
5
Q
B cells
A
Ig* (bind antigen)
CD19, CD20, CD21, CD40
MHC II
B7 (CD80/86)
6
Q
NK cells
A
CD16 (binds Fc of IgG)
CD56
7
Q
macrophages
A
CD14 (receptor for PAMPs)
CD40
CCR5
MHC II
B7
Fc and C3b receptors
8
Q
hematopoietic stem cells
A
CD34