AUTHOR=Ho Tim , Elma Ă–mer , Kocanda Lucy , Brain Katherine , Lam Thao , Kanhere Tejas , Dong Huan-Ji TITLE=The brain-gut axis and chronic pain: mechanisms and therapeutic opportunities JOURNAL=Frontiers in Neuroscience VOLUME=19 YEAR=2025 URL=https://www.frontiersin.org/journals/neuroscience/articles/10.3389/fnins.2025.1545997 DOI=10.3389/fnins.2025.1545997 ISSN=1662-453X