Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
a Uninfected control cells establish extensive junctions between them, with a low number of filopodia and no filopodial bridges. b Filopodia formation induced by SARS-CoV-2 is observed in the infected cells, where the formation of filopodium bridges (arrows) is usually identified. c, d Detail of double membrane vesicles (DMVs). Scale bars represent 2 μm in a, b, and 0.5 μm in c, d
