The vast majority of people suffer only moderate to mild symptoms during SARS-CoV-2 infection — sore throat, fever, fatigue, and so on. But a portion of those infected go on to develop severe disease.

Researchers have examined five SARS-CoV-2 variants to determine how each strain interacts with the innate arm of the immune system -- the first line of defense in the immune system versus the antibody ...

In a recent study published in Science Immunology, researchers investigated whether individuals with breakthrough infections of severe coronavirus disease 2019 (COVID-19) pneumonia demonstrated normal ...

A new paper from the University of Kansas overturns the idea that a "risk gene" carried by millions of people worldwide influences production of Type 1 interferon, a workhorse of the immune system.