Fig 1. Mucociliary differentiation of human tracheobronchial epithelial (TBE) cells grown at the air-liquid-interface culture for 14 days.
H&E staining, original magnification x400.
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.