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.
Microscopic observations of setae incubated with and without intestinal extract. Optical microscopy was performed to analyse setae dissected from a S. crosnieri individual before (a, c) and after (b, d) incubation with (a, b) and without (c, d) intestinal extract. Capital S indicates a seta. Scale bars=50 μm (a and b).
