Cytokines Qs 8-13

Question 1

The ability of a cytokine to change gene expression in the target cell is influences by allof the following except:

Answer 1

Rate of transport of cytokine reseptor complexes into the cytoplasm.

Question 2

Cytokines are NOT:

Answer 2

stored in the cell for quick release.

Question 3

The IL-2R subfamily consists of receptors for IL-2, IL-4, IL-7, IL-9 and IL-15. This group of cytokine receptors:

Answer 3

Each has a unique high chain affinity.

Question 4

An antagonist for cytookine X may NOT be:

Answer 4

Cytokine B which acts synergistically with cytokine X

Question 5

A knock-out mouse for a particular cytokine allows immunologists to characterize cytokine functions:

Answer 5

On all cell types simultameously.

Question 6

Activated Tc can regulate immune responses by signalling activated lymphocytes to undergo:

Answer 6

Apoptosis.