Which type of antigens have immunologic memory and isotype switching?
A: TI-1 antigens
B: TI-2 antigens
C: TI antigens
D: TD antigens
A: TI-1 antigens
B: TI-2 antigens
C: TI antigens
D: TD antigens
举一反三
- Which of the following descriptions are correct? A: Class I MHC present endogenous antigens to CD4+ T cells B: Class I MHC present endogenous antigens to CD8+ T cells C: Class II MHC present exogenous antigens to CD4+ T cells D: Class II MHC present exogenous antigens to CD8+ T cells
- MHC class II molecules can present___. A: Endogenous antigens B: Exogenous antigens C: Both A and B D: Neither A nor B
- Q25 – Which proposal is correct? A: 1- ESX-1-deficient and -proficient mycobacteria impact in a similar manner the host immune system B: 2- Genetic engineering of ESX-1 secretion system in new live-attenuated vaccine candidates is feasible C: 3- The host adaptive immunity is tolerized against ESX-1-associated antigens
- Compared with normal mice, mice immunized with antigens for many times have the larger and heavier spleens because of ( ). A: proliferation of antigen specific T cells B: proliferation of antigen specific B cells C: proliferation of antigen specific T and B cells D: proliferation of antigen non-specific T and B cells
- 用衰减曲线进行PID整定时，需要设置( )。 A: TI=∞，TD=∞ B: TI=0，TD=0 C: TI=∞，TD=0 D: TI=0，TD=∞