An official website of the United States government
Here's how you know
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.
HPLC-ECD of (A) a 95 µl aliquot of the standard compounds at a concentration of 1.0 µg/µl each, and (B) a representative chromatogram of culture medium following 24 h of treatment of MCF-10F cells with 10 µM 4-OHE2.