AUTHOR=Shi Anyuan , Guo Li , Gu Chunning , Zhan Yunni , Zhou Xuelian , Cheng Wei TITLE=Novel one-step lignin microsphere preparation for oral tissue regeneration applications JOURNAL=Frontiers in Bioengineering and Biotechnology VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/bioengineering-and-biotechnology/articles/10.3389/fbioe.2024.1521223 DOI=10.3389/fbioe.2024.1521223 ISSN=2296-4185