• Article  

      Opioid receptor subtypes: Fact or artifact? 

      Dietis, Nikolas; Rowbotham, D. J.; Lambert, D. G. (2011)
      There is a vast amount of pharmacological evidence favouring the existence of multiple subtypes of opioid receptors. In addition to the primary classification of (mu: MOP), δ (delta: DOP), κ (kappa: KOP) receptors, and the ...