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.
Longitudinal and cross sections of Cylindrospermopsis raciborskii growing in control conditions seen by transmission electron microscopy (TEM). (A) Several extracellular membrane vesicles (indicated by arrowheads in A and highlighted in purple in Ai) are observed around cultured cyanobacterial cells.
