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.
Renal vascular responses after melatonin ingestion (3 mg) and phentolamine (5-mg bolus). Melatonin significantly decreased RBFV and RVC. Phentolamine reversed these changes. Values are means ± SE. *Significantly different from baseline. †P < 0.002, significantly different from phentolamine infusion.
