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 ...

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 ...

A complement C4 (also known as a complement component 4, or simply C4) is a test to measure the level of C4 proteins you have in your blood. These proteins play a role in how your immune system ...

Journal in the field and provides all-inclusive access to the critical pillars of human gene therapy: research, methods, and clinical applications. Recent clinical trials utilizing high doses of adeno ...

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 ...