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. 2022 Dec 19;3:45. doi: 10.1186/s43556-022-00109-9

Fig. 4.

Fig. 4

The functions of TGF-β in fibrosis. Tumor cells, endothelial cells, mesenchymal stem cells, cancer-associated fibroblasts, and macrophages can induce the production and secretion of TGF-β, which induces fibrosis, including pulmonary fibrosis, hepatic fibrosis, renal fibrosis, cardiac fibrosis and systematic sclerosis, through SMAD and non-SMAD pathways