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.
Representative immunohistochemical staining of EGFR (d-f), HER2 (g-i), and c-Met (j–l) is shown. The receptor tyrosine kinases were predominantly expressed on the membranes of tumor cells.
