Figure 3.
Phase-contrast microscopy observations of C. botulinum ST7B and V73 cultures in TPGY up to 240 h. Scale bar shown in each picture is 1 µm.
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.