El-Shennawy et al. report that ACE2+ circulating extracellular vesicles (evACE2) are associated with COVID-19 severity and that evACE2 inhibits the infection of SARS-CoV-2 variants of concern at a higher efficacy than soluble ACE2.
- Lamiaa El-Shennawy
- Andrew D. Hoffmann
- Huiping Liu