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.
Fluorescence microscopy showing ChgA (Ab from Santa Cruz Biotechnology, Inc) (A) or serotonin immunofluorescence (red) and hrGFP immunofluorescence (green) in duodenal tissue (B). Scale bars, 50 and 20 μm.
