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.
Images taken with scanning electron microscope (SEM). Arrows indicate elongated cells on the surface and the white arrow indicate deformation in the shape of IB-exposed spheroids.
