SOCS1 and chronic obstructive pulmonary disease: The results showed that the lung histopathological manifestations of the mice after 4 weeks of modeling were consistent with those reported in the early literature [16], and were in accordance with the typical pathological features of COPD lung tissues, and the pathological changes in the lung tissues of the mice in the DC-SOCS1 group were significantly reduced compared with those in the control group.