%0 Journal Article %A Daniela A. Eisinger %A Rudiger Schulz %T ERK/MAP kinases block internalization of δ-opioid receptors %D 2004 %R 10.1124/jpet.103.061788 %J Journal of Pharmacology and Experimental Therapeutics %U https://jpet.aspetjournals.org/content/jpet/early/2004/01/23/jpet.103.061788.full.pdf