At the same time, TGF-β is known for pro-inflammatory properties as it can participate in chemotaxis of eosinophils, T lymphocytes, B lymphocytes, neutrophils, induce proliferation of fibroblasts, suppress apoptosis of eosinophils, T lymphocytes, and neutrophils in asthma [17]. This evidence concerns the gene TGFB1 and asthma.