SPRTN preserves RNA polymerase I transcription under genotoxic drug stress in lung adenocarcinoma
Background Hyperactivated RNA polymerase I (Pol I)-driven ribosomal DNA (rDNA) transcription sustains malignant growth and chemotherapy tolerance in lung adenocarcinoma (LUAD). Genotoxic chemotherapeutics such as doxorubicin and cisplatin preferentially damage rDNA by inducing DNA-protein crosslinks (DPCs), yet how tum...