New genetic and patient analyses suggest severe COVID is linked to overactive complement, one of the immune system's oldest branches, and excess blood clotting. One of the immune system's oldest ...

One of the immune system's oldest branches, called complement, may be influencing the severity of COVID disease, according to a new study from researchers at Columbia University Irving Medical Center.

WEST LAFAYETTE, Ind. – New insights into the immune response to SARS-CoV-2 infections could bring better treatments for COVID-19 cases. An international team of researchers unexpectedly found that a ...

University of Pennsylvania researchers have found a promising new treatment for periodontitis using a component of the immune system called complement, according to a new study in the Journal of ...

Purdue University researchers have made a breakthrough finding that could explain why the disease is so hard to manage therapeutically. In what was described as a surprising discovery, they found that ...

Researchers are pointing out the associations between blood clotting disruptions and the front line immune system, and the development of psychosis. Recent work has found that proteins that are ...

The newborn's immune system is a highly specialized mechanism that takes months to mature and become capable of effectively responding to pathogens. During this phase, adequate nutritional support, ...

Scientists have discovered a surprising response in lung cells infected with the SARS-CoV-2 virus, which might explain why the disease is so difficult to treat. The researchers suggest testing a new ...