Cytokines - 2
•
Three functional groups of cytokines: cont
=
d
•
e
Mediators and regulators of specific immune responses.
•
Cytokine
•
Produced by
•
Target cell
•
effects
•
IL-2
•
IL-4
•
IL-5
•
IFN-
(
•
T-cells
•
T & NK-cells
•
proliferation of antigen-
specific cells &
other immature cells
•
T4 cells
•
B-cells
•
antibody switching to
IgE
•
T-cells
•
B-cells
•
growth &
differentiation of
eosinophils
•
T8, Th1 & NK
•
most cells
•
B-cell activation, T-cell
production of MHC-
I, Th1 production of
IL-2 and IL-2R
•
Cytokines