AUTHOR=Yin Jie , Chen Juan , Chen Yuanyuan TITLE=Mediation of endothelial activation and stress index in the association between vitamin B6 turnover rate and diabetic retinopathy: an analysis of the National Health and Nutrition Examination Survey JOURNAL=Frontiers in Nutrition VOLUME=11 YEAR=2025 URL=https://www.frontiersin.org/journals/nutrition/articles/10.3389/fnut.2024.1490340 DOI=10.3389/fnut.2024.1490340 ISSN=2296-861X