1. State Key Laboratory of Cell Differentiation and Regulation, and
2. Henan International Joint Laboratory of Pulmonary Fibrosis, College of Life Science, Henan Normal University, Xinxiang, Henan, China;
3. School of Life Sciences, Fudan University, Shanghai, China; and
4. Division of Pulmonary, Critical Care and Sleep Medicine, Baylor College of Medicine, Houston, Texas;
5. College of Life Science, Nankai University, Tianjin, China