SEARCH Articles Figures Tables Addiction, opiate receptor system Anionic receptor sites opiate Brain opiate receptors Dependence opiate receptor Dopamine opiate receptors Enkephalin opiate receptors Mu-opiate receptors Opiate Opiate hormones receptors Opiate receptor affinity Opiate receptor interactions Opiate receptor ligands Opiate receptor subtypes Opiate receptors affinity binding Opiate receptors delta Opiate receptors kappa Opiate receptors, autoradiographic Opiate receptors, autoradiographic localization Receptor model opiate anionic Receptor modeling opiate Receptors) peripheral opiate Regulation of opioid and opiate receptors Spinal cord opiate receptors Substantia gelatinosa opiate receptors