2-Hydroxyfluorene triggers a vicious cycle of oxidative stress and gut dysbiosis, leading to intestinal injury in the polychaete Perinereis aibuhitensis - Enhui Liu; Yining Huang; Ziqiao Zhao; Teng Teng; Honglei Zhou; Chune Liu; Feng Liu (Comparative Biochemistry and Physiology Part C: Toxicology & Pharmacology, 2026)