Deficiency of the ninth component of complement
Deficiency of the sixth component of complement
and susceptibility to Neisseria meningitidis infections.
In addition to surfactants A and D, C1q protein, the first component of complement
, also known as defense collagen because of its involvement in the immunomodulation of inflammatory and allergic responses of the lung, contains 4-hydroxyproline in its collagen domain (Lu et al.
Edelson believes the third component of complement
(C3) is reponsible for getting leishmania into the cell and decreasing the effects of respiratory burst once there.
Nester noted that "currently available complement inhibitors are only active against the C5 component of complement
and are predicted to have little effect in DDD patients.
This repeated unit closely resembles an amino acid sequence, which appears only once, in the human blood plasma molecule called the C9 component of complement