Figure 2.
Inhibition of proliferation for birch tree extracts applied on 4 tumor cell-lines (A431, A2780, HeLa and MCF7).
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.