The complement system, a pivotal element of antiviral immunity, is a cascade of proteins found in the bloodstream and at mucosal sites, such as the respiratory tract. Activated through three different ...

The complement system in teleost fish constitutes a cornerstone of innate defence, integrating classical, lectin and alternative activation routes to eliminate pathogens and shape inflammatory ...

A nested case-control study associated distinct serum protein trajectories with rapid SARS-CoV-2 IgG waning after ...

Medically reviewed by Jamin Brahmbhatt, MD Key Takeaways Complement 3 glomerulopathy (C3G) is diagnosed with a combination of ...