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.
LIVE/DEAD assay. Green-fluorescent live cells and red-fluorescent dead cells are labelled with Calcein AM and ethidium homodimer-1 respectively. Fluorescence microscopy images of hMSCs cultured on different surfaces for 72 h (10×). Scale bar 100 µm.
