Review Article

Regulatory T Cells in Respiratory Health and Diseases

Figure 2

Immunotherapies available to treat different respiratory diseases. VEFG: vascular endothelial growth factor, FGF: fibroblast growth factors, PDGF: Platelet-derived growth factor, MUC1: human glycoprotein mucin 1, CTLA-4: cytotoxic T-lymphocyte-associated protein 4, PD1: programmed cell death protein 1, and PD-L1: programmed death-ligand 1.