Catabolism of extracellular glutathione supplies cysteine to support tumours Nature Role of Glutathione in Cancer: From Mechanisms to Therapies 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 Construction of glutathione responsive paclitaxel prodrug nanoparticles for image guided targeted delivery and breast cancer therapy RSC Advances (RSC Publishing) Glutathione Dependent Pathways in Cancer Cells