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.
Upper panels show the same cells as in lower panels by bright field microscopy. N, host cell nucleus. Scale bar, 4 μm (A–F). Labelling of the plasma membrane (arrows) and intracellular structures (arrowheads) is evident in both trypomastigotes and amastigotes.
