C. 3) Cytokine classification

Question 1

what are interleukins (IL)

Answer 1

secreted by some leukocytes and act on other leukocytes. bind to interleukin receptors

Question 2

chemokines

Answer 2

are chemoattractant cytokines that attract phagocytes and lymphocytes. Chemokines also have other fn including controlling adhesion of cells. bind to chemokine receptors

Question 3

interferons (IFN)

Answer 3

originally named because they interfere w/viral replication. like chemokines, also have roles in immune system. bind to interferon receptors

Question 4

antigen

Answer 4

any substance that can be recognized by adaptive immune system as forein