Microbiota-responsive oral nano-amifostine enables colorectal-specific radioprotection and tumor immunity via gut microenvironment reprogramming
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Radiotherapy for abdominal malignancies is limited by intestinal toxicity and secondary colorectal cancers. Here, we develop an oral, microbiota-responsive nano-amifostine (CS/PEC-AMF NPs) system that achieves site-specific radioprotection in the colorectum wi... ...