AUTHOR=Han Qingxin , Guan Xiaoyu , Ueda Motoki TITLE=Editorial: Advances in natural macromolecules: chemistry and materials engineering JOURNAL=Frontiers in Chemistry VOLUME=Volume 13 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/chemistry/articles/10.3389/fchem.2025.1740016 DOI=10.3389/fchem.2025.1740016 ISSN=2296-2646