AUTHOR= Frontiers Editorial Office TITLE=Retraction: Astragali radix isoflavones synergistically alleviate cerebral ischemia and reperfusion injury via activating estrogen receptor-PI3K-Akt signaling pathway JOURNAL=Frontiers in Pharmacology VOLUME=14 YEAR=2023 URL=https://www.frontiersin.org/journals/pharmacology/articles/10.3389/fphar.2023.1252192 DOI=10.3389/fphar.2023.1252192 ISSN=1663-9812