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.

The complement cascade comprises soluble and cell surface proteins and is an important arm of the innate immune system. Once activated, the complement system rapidly generates large quantities of ...

Neutrophils make up approximately 70% of the white blood cells in humans and serve as a first line of defense against invading pathogens. Two mechanisms of action, the release of cytotoxic molecules ...

It was called ‘complement’ because it aided the antibacterial activity of antibodies. However, it is now known that the complement system can be activated early in an infection without the presence of ...

Thrombo-inflammation happens when blood clotting, also known as thrombosis, and inflammation occur together. This overlap leads to a number of medical complications and occurs in diseases like sepsis, ...