Figure 2.
Number of tumors/mouse plotted as a function of weeks on test. Each value represents the mean number of tumor per mouse. **P < .01, ***P < .001.
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.