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 chromatogram of (A) xantholhumol; (B) the mixed standard control and (C) the hops extract. The content of xanthohumol in the extract was 0.55%. (1. xanthohumol; 2. cohumulone; 3. humulone; 4. adhumulone; 5. colupulone; 6. lupulone; 7. adlupulone).
