C3a and C5a are Involved In

Question

C3a and C5a are involved in
A) inflammation AND fever.
B) interferon production AND attraction of phagocytes.
C) properdin activation AND inflammation.
D) attraction of phagocytes AND properdin activation.
E) inflammation AND attraction of phagocytes.

Accepted Answer

C3a and C5a are anaphylatoxins, which are involved in inflammation by attracting and activating phagocytes such as neutrophils and monocytes. They also increase vascular permeability, leading to the migration of immune cells to the site of inflammation.