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.
Nine-hour time-concentration curve of fluorescent species in bile from CBD-cannulated rats having received 1 × 10-3 M hypericin at 10 mg/kg. Two peaks accounting for 20% of the administered dose were found at 2 h and 5 h, suggesting enterohepatic circulation.
