Brief Research ReportPublished 15 September 2026Transformation of 6:2 fluorotelomer sulfonic acid in laccase-mediator systemsUmar Munir · Yifei Wang · Xi Zhu · Yuqing Ji · Mussie Y. Habteselassie · Andrea Squartini · Qingguo HuangFrontiers in Environmental Engineeringdoi 10.3389/fenve.2026.1948940