Research Article

[Retracted] Bufei Decoction Improves Lung-Qi Deficiency Syndrome of Chronic Obstructive Pulmonary Disease in Rats by Regulating the Balance of Th17/Treg Cells

Figure 2

The HE staining presents pathological changes in lung tissues of rats (magnification, ×100, ×400, scale bar: 50 μm.).