A new research study showed that circulating tumor DNA (ctDNA) -- genetic material shed from tumors into the bloodstream --...
bloodstream
A growing body of evidence has linked the Delta variant of SARS-CoV-2, the virus that causes COVID-19, with an increased...
Lipopolysaccharide, a virulence factor produced by bacteria, is a toxin that can cause a systemic inflammation via the circulation. In...