Cell surface proteins Flashcards
1
Q
All T cells
A
1) TCR (binds MHC)
2) CD3 (amplifies TCR signal)
3) CD28 (binds B7)
4) CXCR4/CCR5 (HIV co-receptor)
2
Q
Helper T cells
A
CD4
CD40L
3
Q
Cytotoxic T cells
A
CD8
CXCR4/CCR5
4
Q
All nucleated host cells
A
MHC I
5
Q
Regulatory T cells
A
CD4
CD25
6
Q
B cells
A
IgG (Antigen receptor) CD19 CD20 CD21 (EBV Receptor) CD40 MHCII B7
7
Q
Macrophages
A
CD14 (PAMP receptor) CD40 CCR5 MHC II B7 Fc and C3b receptors
8
Q
NK Cells
A
CD16 (Fc receptor)
CD56 (Characteristic marker)
9
Q
Hematopoietic Stem Cells
A
CD34