GTP releaseselective agonists prolong opioid analgesic efficacy
Chemicals Compounds were obtained from the following vendors: Sigma-Aldrich: oxymorphone (O-004-1ML), loperamide (1448005), methadone hydrochloride (M0267), morphine sulfate pentahydrate (M8777), sufentanil citrate (SML0535), herkinorin…
