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.
BrdU proliferation assays on neural precursors grown in vitro. Neurospheres of the three different genotypes grown as described in Materials and Methods in different concentrations of the growth factors EGF and FGF-2 do not show any significant differences in the percentage of BrdU-positive cells.
