Research ArticleOriginal Article
Emergence of Functional δ-Opioid Receptors Induced by Long-Term Treatment with Morphine
Junyi Ma, Yong Zhang, Alex E. Kalyuzhny and Zhizhong Z. Pan
Molecular Pharmacology April 2006, 69 (4) 1137-1145; DOI: https://doi.org/10.1124/mol.105.019109