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.
Indirect immunoperoxidase staining of rat lung for proliferation marker Ki-67. One day after instillation of recombinant human KGF, many epithelial cells at alveolar corners, the typical AE2 cell location, exhibit nuclear staining. The cell in the centre is just about to complete mitosis.
