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.
(A) Exposed mesenteries of a 7-week infected female Swiss Webster mouse showing intravascular adult S. mansoni worms (indicated by arrows). (B) Hematoxylin and eosin–stained, formalin-fixed section of a blood vessel of a 7-week infected female Balb/c mouse containing an adult S. mansoni couple. The male worm and his female partner (within his gynaecophoric canal) are both indicated. The vascular endothelium bounding the worm couple is indicated by arrows.
