AUTHOR=Chen Yi , Cai Zhengwei TITLE=Editorial: Functional biomaterials for drug delivery JOURNAL=Frontiers in Bioengineering and Biotechnology VOLUME=13 YEAR=2025 URL=https://www.frontiersin.org/journals/bioengineering-and-biotechnology/articles/10.3389/fbioe.2025.1550444 DOI=10.3389/fbioe.2025.1550444 ISSN=2296-4185