Which of the following is not the property of the antigen?
Antigens are macromolecular substances
B. All the antigens are foreign substances to the body
C. The antigen that has immunogenicity will certainly have immunoreactivity
D. The antigen that has immunoreactivity will certainly have immunogenicity
E. The epitopes specifically bind to TCR / BCR or antibody
查看答案
Which of the following is NOT correct about the cytokines?
A. Small soluble proteins
B. They work only when they bind to cytokine receptors
C. They mainly play an endocrine role
D. They are the messengers of communication between cells
E. They have pleiotropic biological effects
IL-5 may enhance the effects of IL-4 in the class switch to IgE. This property is called
A. Pleiotropism
B. Redundancy
C. Synergism
D. Antagonism
E. Cascade fashion
IL-2 produced by the cells can stimulate their own growth
Autocrine
B. Endocrine
C. Paracrine
D. Pleiotropism
E. Synergism
Which of the followings is not the function of cell adhesion molecules?
A. It is involved in the interaction between immune cells
B. Regulating the activation of immune cells
C. Involved in the adhesion of leukocytes to vascular endothelium in inflammatory response
D. Lymphocyte homing
E. Binding cytokines to mediate cell signal transduction
微信支付 
支付宝支付