Fig 5. Negative stained virus-like particles (highlighted by arrows) in the cellular extract of the S. alkalinus strain F13. Scale bar = 100 nm.
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.