In a study, blocking the immune system complement protein C3 was shown to reduce MS disease severity in older mice but not in ...

Changes to serum proteins could be behind the debilitating condition known as long COVID. The findings, published in the journal Science, could pave the way for diagnosing and treating the disease.

Faults in a certain part of the immune system might be at the root of some long covid cases, new research suggests. For many people, covid is an illness that blusters in and out of our lives as cases ...

The complement system is a key component of innate and adaptive immunity and therefore acts as a vital defense against invading pathogens. Deficiencies in the complement system are associated with ...

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 ...

Share on Pinterest A study offers new clues on why long COVID persists in some individuals. krisanapong detraphiphat/Getty Images Despite the debilitating nature of long COVID, there is an absence of ...

The complement system is an innate immune response that leads to increased inflammation. The drug pegcetacoplan—a complement inhibitor—was approved for medical use in the United States in 2021 to ...

Complement 3 glomerulopathy (C3G) is a rare kidney disease caused by problems in the body's complement system, which normally helps fight infections. It damages tiny filters in your kidneys called ...

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 ...