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.
Single-point measurements of knee joint blood flow at a discrete locus on the joint capsule showing typical responses to topical application of the CB2 receptor agonists JWH015 (a) and JWH133 (b). Blood flow gradually rose, with maximal vasodilatation occurring 1.5 min after drug administration. Joint blood flow subsequently returned to control levels by about 4 min.
