Glutathione Dependent Pathways in Cancer Cells Catabolism of extracellular glutathione supplies cysteine to support tumours Nature Frontiers Glutathione responsive and exhausting metal nanomedicines for robust synergistic cancer therapy Frontiers Targeting the initiator to activate both ferroptosis and cuproptosis for breast cancer treatment: progress and possibility for clinical application Targeting the redox programmed cell death axis in breast cancer: from molecular mechanisms to therapeutic resistance Cell Death Discovery Chemotherapy induces breast cancer stem cell enrichment through repression of glutathione S transferase Mu ScienceDirect