Fig. 5.
Fluorescence images of BE tissue on the CAM at 3, 6, and 23 h after 5-ALA administration
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.