![Pain, Motivation, Migraine, and the Microbiome: New Frontiers for Opioid Systems and Disease | Molecular Pharmacology Pain, Motivation, Migraine, and the Microbiome: New Frontiers for Opioid Systems and Disease | Molecular Pharmacology](https://molpharm.aspetjournals.org/content/molpharm/98/4/433/F4.large.jpg)
Pain, Motivation, Migraine, and the Microbiome: New Frontiers for Opioid Systems and Disease | Molecular Pharmacology
Role of Opioid Receptors Signaling in Remote Electrostimulation - Induced Protection against Ischemia/Reperfusion Injury in Rat Hearts | PLOS ONE
![Frontiers | A Review of the Therapeutic Potential of Recently Developed G Protein-Biased Kappa Agonists Frontiers | A Review of the Therapeutic Potential of Recently Developed G Protein-Biased Kappa Agonists](https://www.frontiersin.org/files/Articles/447554/fphar-10-00407-HTML/image_m/fphar-10-00407-g001.jpg)
Frontiers | A Review of the Therapeutic Potential of Recently Developed G Protein-Biased Kappa Agonists
Delta-Opioid Receptor Analgesia Is Independent of Microglial Activation in a Rat Model of Neuropathic Pain | PLOS ONE
![Signaling diversity of mu- and delta- opioid receptor ligands: Re-evaluating the benefits of β-arrestin/G protein signaling bias - ScienceDirect Signaling diversity of mu- and delta- opioid receptor ligands: Re-evaluating the benefits of β-arrestin/G protein signaling bias - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0898656820303831-gr1.jpg)
Signaling diversity of mu- and delta- opioid receptor ligands: Re-evaluating the benefits of β-arrestin/G protein signaling bias - ScienceDirect
![Mu and Delta Opioid Receptors Are Coexpressed and Functionally Interact in the Enteric Nervous System of the Mouse Colon - ScienceDirect Mu and Delta Opioid Receptors Are Coexpressed and Functionally Interact in the Enteric Nervous System of the Mouse Colon - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S2352345X19301614-fx1.jpg)
Mu and Delta Opioid Receptors Are Coexpressed and Functionally Interact in the Enteric Nervous System of the Mouse Colon - ScienceDirect
![The Role of Dynorphin and the Kappa Opioid Receptor in the Symptomatology of Schizophrenia: A Review of the Evidence - Biological Psychiatry The Role of Dynorphin and the Kappa Opioid Receptor in the Symptomatology of Schizophrenia: A Review of the Evidence - Biological Psychiatry](https://els-jbs-prod-cdn.jbs.elsevierhealth.com/cms/attachment/f81f81f3-53ab-44aa-9c98-49e499d511bd/gr1_lrg.jpg)