RT Journal Article SR Electronic T1 A Major Species of Mouse mu-opioid Receptor (MOR1) mRNA and its Promoter-dependent Functional Polyadenylation Signal JF Molecular Pharmacology JO Mol Pharmacol FD American Society for Pharmacology and Experimental Therapeutics DO 10.1124/mol.105.012567 A1 Qifang Wu A1 Cheol Kyu Hwang A1 Shiyi Yao A1 Ping-Yee Law A1 Horace H. Loh A1 Li-Na Wei YR 2005 UL http://molpharm.aspetjournals.org/content/early/2005/05/06/mol.105.012567.abstract AB