July 31, 2007 (New York, NY)-Serum levels of complement factors C3 and C4 were predictors of stroke risk over two years in a cohort of men referred for coronary angiography, with C4 emerging as ...

Study offers molecular explanation for long-standing observation that certain diseases occur more often or more severely in different sexes. Complement component 4 (C4) genes protect against the ...

Levels of C4d and C4d/C4 associate with clinical and histopathological treatment response in proliferative lupus nephritis. Complement activation markers, particularly C4d and the C4d/C4 ratio, are ...