AUTHOR= Frontiers Editorial Office TITLE=Retraction: Targeted delivery of 5-fluorouracil, miR-532-3p, and si-KRAS to the colorectal tumor using layer-by-layer liposomes JOURNAL=Frontiers in Bioengineering and Biotechnology VOLUME=12 YEAR=2024 URL=https://www.frontiersin.org/journals/bioengineering-and-biotechnology/articles/10.3389/fbioe.2024.1478182 DOI=10.3389/fbioe.2024.1478182 ISSN=2296-4185