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.
Giemsa staining. Samples were examined via light microscopy with Giemsa staining. The arrows indicate that a pear-shaped body with flagella was visible, containing a large dark purple long oval nucleus shaped like a mouse eye. There are four anterior flagella, and one posterior flagellum is as long as the undulatory membrane.
