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 ...

...in patients with SLE ... E-C4d levels, but not serum C4 levels, were associated with disease activity... Recent evidence suggests that measurement of the erythrocyte-bound complement activation ...

We were unable to process your request. Please try again later. If you continue to have this issue please contact customerservice@slackinc.com. FORT WORTH, Texas — In patients with suspected lupus, ...

Please provide your email address to receive an email when new articles are posted on . Erythrocyte-bound C4d, a biomarker for systemic lupus erythematosus patented by Exagen Diagnostics, is useful in ...

A complement C4 (also known as a complement component 4, or simply C4) is a test to measure the level of C4 proteins you have in your blood. These proteins play a role in how your immune system ...

The complement system is part of the body's immune system to fight pathogens and remove cell debris; its role in two autoimmune diseases and a mental disorder is a surprise Variants in a gene of the ...

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 ...

Clinicians managing lupus nephritis should consider persistent isolated C3 as a possible indicator of long-term renal risk. Persistent isolated low C3 (PILC3) does not appear to predict short-term ...

Exagen, a life science company serving the rheumatology specialty, and the Lupus Foundation of America, the national force devoted to solving the mystery of lupus, announced a new initiative to ...

Your complement system consists of a group of important proteins in your bloodstream. These proteins help your immune system fight off harmful invaders, such as bacteria, and other foreign substances.