Scheme 1From: Fe-doped carbon dots: a novel biocompatible nanoplatform for multi-level cancer therapySchematic illustration of anti-tumor effect of Fe-CDs through multi-level remodeling the tumor microenvironment: (1) inducing tumor cells apoptosis, (2) activating antitumoral macrophages immunity, and (3) inhibiting epithelial-mesenchymal transition (EMT)Back to article page