Chemically Initiated Single-Module Afterglow Imaging via Lesion-Microenvironment-Activated Cyanine-Fe Coordination.
Afterglow luminescence imaging offers high sensitivity, deep-tissue readability, and persistent emission for image-guided surgery, but most current probes still require external energy activation, limiting autonomous lesion reporting and increasing the risk of off-target tissue exposure. Here, we report a single-module...