Original ResearchPublished 9 October 2026Research trends and emerging topics in gut microbiota-derived metabolites and diabetic kidney disease: a multi-database bibliometric analysis (2014–2025)Xinyu Yang · Xiangning Huang · Yaru Shi · Yunfeng Yu · Rong YuFrontiers in Microbiologydoi 10.3389/fmicb.2026.1967850