Fig. 8From: The FUS/circEZH2/KLF5/ feedback loop contributes to CXCR4-induced liver metastasis of breast cancer by enhancing epithelial-mesenchymal transitiona The diagram explains the biological mechanism of a novel positive feedback loop FUS/circEZH2/KLF5 through which liver metastasis of breast cancer was induced by enhancing epithelial-mesenchymal transition (EMT) via up-regulation of CXCR4Back to article page