Narrow Bandgap Schottky Heterojunction Sonosensitizer with High Electron–Hole Separation Boosted Sonodynamic Therapy in Bladder Cancer

-Ru-PEG boosted the subcutaneous and orthotopic bladder tumor models while exhibiting good safety. This study adopts the ruthenium complex for optimizing sonosensitizers, contributing to the progress of SDT improvement strategies and presenting a paradigm for BC therapy.