NewslettersImmunology of Infectious Disease NewsAltered Host Protease Determinants for SARS-CoV-2 OmicronBy Laurisa Dohm - January 25, 20230192Scientists showed that membrane-type matrix metalloproteinase could cleave SARS-CoV-2 spike and angiotensin-converting enzyme 2, and facilitate spike-mediated fusion.[Science Advances]Full Article