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.
Contact-mode deflection images of ΔCCNA_00163 cells (A, C, E, G) and ΔhvyA cells (B, D, F, H) at low (A–D) and high (E–H) magnifications. White arrows indicate streaks generated by the AFM tip scanning the soft, loosely bound layer at the surface of ΔhvyA cells. Images were taken on bacteria from two independent cultures for each strain.
