A SIRT5-induced metabolic switch underlies chemoresistance and ATR checkpoint dependence in triple-negative breast cancer
Zuen Ren, Tiziano Bernasocchi, Kiran Kurmi, Chenxu Guo, Kevin Jiang, Eric F. Zaniewski, Garrett Lam, Kazi Nazrul Islam, Shakchhi Joshi, Xin Li, Ilze Smidt, Robert Morris, Bryce Ordway, Veerle Bossuyt, Gary X. Wang, , Leif William Ellisen
This study identifies SIRT5-induced metabolic changes as a driver of chemoresistance in TNBC and reveals ATR checkpoint dependence as a therapeutic vulnerability.
bioRxiv · Apr 9, 2026 · PreprintCancer Biology