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.
Graph showing the brain weight of 20-day-old rat fetuses in different groups. Data are represented as mean ± SEM. Asterisks (**) refer to the p value compared with the control group. a = significant (p < 0.0001) compared with GBP group. *p < 0.05, **p < 0.0001 n = 6 (number of embryos).
