Multiple Choice
Which of the following regarding FcεRI is false?
A) It is expressed on the surface of mast cells and basophils.
B) It is a low-affinity receptor involved in type I hypersensitivity reactions.
C) It binds to IgE in the absence of antigen.
D) It is a membrane-bound tetramer.
E) It contains signaling components that re activated following antigen cross-linking.
Correct Answer:
Verified
Correct Answer:
Verified
Q2: All of the following are biological effects
Q3: During a primary immune response IgM sometimes
Q4: A.Describe in detail the mechanism responsible for
Q5: The antigens that provoke hypersensitivity reactions are
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Q8: A.Describe two ways in which the immunoglobulins
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Q11: During the course of a successful desensitization
Q12: The sheddase _ cleaves FcεRII on the