Tolerance is promoted by all of the following circumstances EXCEPT:
A. high doses of antigen.
B. persistent antigen.
C. oral introduction of antigen.
D. presence of adjuvant.
E. low levels of costimulation.
Answer: D
Tolerance is promoted by all of the following circumstances EXCEPT:
A. high doses of antigen.
B. persistent antigen.
C. oral introduction of antigen.
D. presence of adjuvant.
E. low levels of costimulation.
Answer: D