Why some die, some survive when equally ill from COVID-19 The Harvard Gazette Researchers at Harvard-affiliated Massachusetts General Hospital (MGH) have identified the protein “signature” of severe COVID-19, which they describe in a new study published in Cell Reports Medicine. “We were interested in asking whether we could identify mechanisms that might be contributing to death in COVID-19,” says MGH infectious disease expert Marcia Goldberg, who studies interactions between microbial pathogens and their hosts, and is senior author of the study. “In other words, why do some patien...