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 ...

A gamma-globulin factor in the serum of patients with systemic lupus erythematosus that reacts with isolated cell nuclei 1 or nucleoprotein 2,3 has been detected in many ways. 4 The standard method of ...

Many different lab tests are used to find changes in your body that can happen with lupus. The results of each test help your doctor get a fuller picture of your health. Because lab tests alone can’t ...

Dr. Lal PathLabs (DLPL), one of India’s leading diagnostic networks has launched India’s first dedicated Complement Testing Laboratory, strengthening its position as the country’s leading hub for ...