Positive allosteric modulation of the mu-opioid receptor produces analgesia with reduced side effects

Ram Kandasamy, Todd M. Hillhouse, Kathryn E. Livingston, Kelsey E. Kochan, Claire Meurice, Shainnel O. Eans, Ming Hua Li, Andrew D. White, Bernard P. Roques, Jay P. McLaughlin, Susan L. Ingram, Neil T. Burford, Andrew Alt, John R. Traynor