Antigen presenting cell

1
Antigen recognition Stimulation of
IL-1 Expression of IL-2 cytokines Proliferation
differentiation
Cytotoxic T cells
CD8 cell
IL-2
X
C
Antigen presentingcell
E
X
Antigen
X
D
IL-1
IL-2
D
X
Primed CD4 helper cell
X
X
X
A
D
B
D
X
CD4 helper cell
E
MHC-II
X
cytokines
B cell
Plasma cells
Modified from Goodman Gilmans 9th Ed.