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.
Confocal microscopy of pellet with enhanced contrast. The sample was taken from FB1 at a process time of 80 h after transfer. Green fluorescence from FDA staining represents viable pellet layer, red fluorescence from PI staining in pellet core. White line = 50 μm
