Th cells are activated by MHCII and a co-stimulation signal
Answer
True
False
Question 2
Question
CD4 T-cells are a major source of cytokines after activation
Answer
True
False
Question 3
Question
Which of the following is a major autokrine stimulator for clonal proliferation of Th cells?
Answer
IL2
IL3
IL4
Question 4
Question
Which of the following is not a factor in CD4 cell polarisation?
Answer
Infection type (I.e. does the microenvironment indicate a fungus, a virus?)
Amount of antigen/binding strength of antigen
'Dose' of infection
Question 5
Question
Production of cytokines by one type of Th cell, causes the polaristion of native Th cells to the type that produced the cytokines (i.e. Th1 produced cytokines encourage Th1 conversion)
Answer
True
False
Question 6
Question
During non-infection, which cell is predominant?
Answer
Th1
Th2
Neither, till infection tips the balance
Question 7
Question
Name ways in which the activity of cytokines can be controlled