Themed section
Comparison and analysis of the animal models used to study the effect of morphine on tumour growth and metastasis
The μ-opioid receptor: an electrophysiologist's perspective from the sharp end
κ Opioid receptor ligands regulate angiogenesis in development and in tumours
Positive allosteric modulators of the μ-opioid receptor: a novel approach for future pain medications
Novel GPCR paradigms at the μ-opioid receptor
The role of δ-opioid receptors in learning and memory underlying the development of addiction
Different mechanisms of homologous and heterologous μ-opioid receptor phosphorylation
Challenges for opioid receptor nomenclature: IUPHAR Review 9
Analgesic efficacy of opioids in chronic pain: recent meta-analyses
Orexin/hypocretin role in reward: implications for opioid and other addictions
Cellular signalling of non-synonymous single-nucleotide polymorphisms of the human μ-opioid receptor (OPRM1)
Opioid receptor trafficking and interaction in nociceptors
Heteromers of μ-δ opioid receptors: new pharmacology and novel therapeutic possibilities
Analgesic synergy between opioid and α2-adrenoceptors
Recent advances on the δ opioid receptor: from trafficking to function
In vivo opioid receptor heteromerization: where do we stand?
Identifying ligand-specific signalling within biased responses: focus on δ opioid receptor ligands
The role of opioid processes in reward and decision-making
μ-Opioid receptor activation and noradrenaline transport inhibition by tapentadol in rat single locus coeruleus neurons
Functional selectivity and time-dependence of μ-opioid receptor desensitization at nerve terminals in the mouse ventral tegmental area
Dorsal hippocampal NMDA receptor blockade impairs extinction of naloxone-precipitated conditioned place aversion in acute morphine-treated rats by suppressing ERK and CREB phosphorylation in the basolateral amygdala
β-Arrestin-2 knockout prevents development of cellular μ-opioid receptor tolerance but does not affect opioid-withdrawal-related adaptations in single PAG neurons
Activation of the δ-opioid receptor promotes cutaneous wound healing by affecting keratinocyte intercellular adhesion and migration
Pharmacology and anti-addiction effects of the novel κ opioid receptor agonist Mesyl Sal B, a potent and long-acting analogue of salvinorin A
In vivo profiling of seven common opioids for antinociception, constipation and respiratory depression: no two opioids have the same profile
Change in functional selectivity of morphine with the development of antinociceptive tolerance
δ-Opioid receptors in the accumbens shell mediate the influence of both excitatory and inhibitory predictions on choice
Nociceptin/orphanin FQ peptide receptor antagonist JTC-801 reverses pain and anxiety symptoms in a rat model of post-traumatic stress disorder
Does PKC activation increase the homologous desensitization of μ opioid receptors?
Morphine-induced internalization of the L83I mutant of the rat μ-opioid receptor
Single housing during early adolescence causes time-, area- and peptide-specific alterations in endogenous opioids of rat brain
Prolonged morphine treatment alters δ opioid receptor post-internalization trafficking
Effect of naltrexone on neuropathic pain in mice locally transfected with the mutant μ-opioid receptor gene in spinal cord
Ligand requirements for involvement of PKCε in synergistic analgesic interactions between spinal μ and δ opioid receptors
Specific regions display altered grey matter volume in μ-opioid receptor knockout mice: MRI voxel-based morphometry
BU08073 a buprenorphine analogue with partial agonist activity at μ-receptors in vitro but long-lasting opioid antagonist activity in vivo in mice
Repeated morphine treatment alters cannabinoid modulation of GABAergic synaptic transmission within the rat periaqueductal grey
Anti-nociception mediated by a κ opioid receptor agonist is blocked by a δ receptor agonist
Endothelin-converting enzyme 2 differentially regulates opioid receptor activity