RT Journal Article SR Electronic T1 Hepatobiliary Disposition of the Metabolically Stable Opioid Peptide [D-penicillamine2,5]enkephalin (DPDPE): Pharmacokinetic Consequences of the Interplay Between Multiple Transport Systems JF Journal of Pharmacology and Experimental Therapeutics JO J Pharmacol Exp Ther FD American Society for Pharmacology and Experimental Therapeutics DO 10.1124/jpet.104.070201 A1 Keith A. Hoffmaster A1 Maciej J. Zamek-Gliszczynski A1 Gary M. Pollack A1 Kim L.R. Brouwer YR 2004 UL http://jpet.aspetjournals.org/content/early/2004/08/09/jpet.104.070201.abstract AB