Cancer BiologybioRxivPreprint
PTP1B supports survival and regulates CFL1 and HSP90a abundance in trastuzumab-resistant HER2-positive breast cancer.
Vinay Mandati, Maria C. Panepinto, Christy Felice…·Nicholas K. Tonks
This study identifies PTP1B as a survival dependency in trastuzumab-resistant HER2-positive breast cancer, showing it regulates CFL1 and HSP90a abundance through dephosphorylation.
DOI 10.64898/2026.10.23.761095