AUTHOR=Hsu Peihan , Kamijyo Yuriko , Koike Emiri , Ichikawa Saki , Zheng Yifeng , Ohno Tomohiro , Katayama Shigeru TITLE=Exosome-like nanovesicles derived from kale juice enhance collagen production by downregulating Smad7 in human skin fibroblasts JOURNAL=Frontiers in Nutrition VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/nutrition/articles/10.3389/fnut.2025.1486572 DOI=10.3389/fnut.2025.1486572 ISSN=2296-861X