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 ...

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 ...

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 ...

TSP-1 reduced C3 and C5 cleavage and formation of the membrane attack complex, attenuating complement-mediated injury in AAV models. Complement activation is a relevant driver in the pathomechanisms ...

Medically reviewed by David Hampton, MD C3G is caused by immune system dysfunction that can lead to kidney issues.When the kidneys don't work as they should, people can experience blood or protein in ...

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 ...