Abstract
Up-regulation of delta opioid receptors in neuroblastoma hybrid cells: evidence for differences in the mechanisms of action of sodium butyrate and naltrexone.
M M Belcheva, J Barg, R J McHale, X M Gao, D M Chuang and C J Coscia
Journal of Pharmacology and Experimental Therapeutics October 1991, 259 (1) 302-309;