6 Questions
Which complement protein deficiency is associated with an increased incidence of systemic lupus erythematosus?
C4
Which complement protein deficiency results in increased susceptibility to bacterial infections that may be fatal early in life?
C3
Which complement protein deficiency leads to increased susceptibility to Neisseria infections?
C9
Which of the following is the main function of opsonization in the complement system?
Phagocytosis of microbes
Which type of bacteria is most susceptible to cell lysis induced by the MAC?
Neisseria species of bacteria
Which complement fragments induce inflammatory reactions and help eliminate microbes?
C3a and C5a
Test your knowledge of the complement system and its role in immune responses. Learn about the main effector functions, including opsonization and phagocytosis. Explore how C3b is recognized by phagocytes and functions as an important defense mechanism against microbes.
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