Title : Synthesis and SAR of 4-aminocyclopentapyrrolidines as N-type Ca(2)(+) channel blockers with analgesic activity - Beebe_2012_Bioorg.Med.Chem_20_4128
Title : Potentiation of analgesic efficacy but not side effects: co-administration of an alpha4beta2 neuronal nicotinic acetylcholine receptor agonist and its positive allosteric modulator in experimental models of pain in rats - Zhu_2011_Biochem.Pharmacol_82(8)_967