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 ...

Complement Factor H (CFH) is a pivotal regulator of the complement system, integral to maintaining immune homeostasis and protecting host tissues from undue complement‐mediated damage. By inhibiting ...

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 ...

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 ...

Many cancers produce an enzyme called IDO that suppresses immune system activity, but the long-held hypothesis of how this mechanism operates requires revision, according to a study published in ...

Scientists have identified a persistent change in a handful of blood proteins in people with long Covid that indicates that an important part of their immune system remains on high alert for months ...

The story of Q32 Bio, a company that develops therapeutics for inflammatory and autoimmune diseases, started two decades ago. That's when V. Michael Holers, MD, a University of Colorado School of ...