- C3bnBb
- the alternative pathway C5 convertase, generated by addition of one or more C3b fragments to C3b,Bb; it is unstable until the addition of properdin. See also note at complement.
Medical dictionary. 2011.
C3bnBb
Look at other dictionaries:
properdin — A globulin in normal serum involved in resistance to infection that participates, in conjunction with other factors, in an alternative pathway to the activation of the terminal components of complement; a deficiency of p. results in the lack of… … Medical dictionary
