Complement component 3, often called C3, is an essential protein of the immune system. This protein plays a vital role in the body’s innate immune system, providing the first line of defense against ...

Please provide your email address to receive an email when new articles are posted on . Meningococcal vaccination rates are low among eligible patients with complement component deficiencies, ...

The fact that the complement system is activated during immune-complex glomerular disease has been known for nearly 50 years. Detection of complement deposition in the glomerulus using immunochemistry ...

Researchers from the Children's Hospital of Philadelphia (CHOP) and the Clinic for Special Children found that complement factor I (CFI) deficiency, an ultra-rare genetic disorder that can cause ...