Our immune system is armed with an array of defenses designed to detect and eliminate harmful threats. One of its most powerful defense mechanisms is the complement system-a group of proteins that ...

Long Covid patients suffer from chronic symptoms such as fatigue or shortness of breath. As researchers have discovered, this is to some extent due to a part of our immune system called the complement ...

Medically reviewed by Erika Prouty, PharmD Key Takeaways There are two types of complement 3 glomerulopathy: dense deposit ...

Please provide your email address to receive an email when new articles are posted on . A protein known as granzyme K was recently shown to be a driver of inflammation by activating the complement ...

Also called C3G, this rare kidney disease often affects children and young adults, but it can happen at any age. It has a major impact on a person’s health and life. C3G has two forms: dense deposit ...

Researchers in the United States have conducted a study showing that activation of the complement system is specifically implicated in the pathogenesis of severe coronavirus disease 2019 (COVID-19), ...

Most people infected with the SARS-CoV-2 virus recover after the acute illness. However, a significant proportion of infected individuals develop long-lasting symptoms with a wide range of ...