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.
(A and B) Expression of Oprm1 mRNA (A) and mu opioid receptor protein (B) after 2 d Oprm1 siRNA. (C) Thermal analgesia at 30 min after intrathecal morphine (50 μg), after 7 d of Oprm1 or missense control siRNA. *P < 0.05; **P < 0.01. Data are presented as mean ± SEM; n = 6 per group.
