AUTHOR=Krabichler Quirin , Reynders Ana TITLE=Editorial: Molecular mechanisms underlying pain relief and drug tolerance JOURNAL=Frontiers in Molecular Neuroscience VOLUME=16 YEAR=2023 URL=https://www.frontiersin.org/journals/molecular-neuroscience/articles/10.3389/fnmol.2023.1214264 DOI=10.3389/fnmol.2023.1214264 ISSN=1662-5099