Integrin beta1 mediates the effect of telocytes on mesenchymal stem cell proliferation and migration in the treatment of acute lung injury.

"CONFLICT OF INTEREST STATEMENT The authors declare that they have no competing interests."

"FUNDING INFORMATION The work was supported by The Shanghai Committee of Science and Technology (21140902600, 21ZR1412800, 21140902601, 12JC1402200, 12431900207, 11410708600, 14431905100, 20JC1418200), Zhongshan Distinguished Professor Grant (XDW), The National Nature Science Foundation of China (81873409, 81700008, 91230204, 81270099, 81320108001, 81270131, 81300010). Original Research Personalized Support Project of Fudan University (IDF152064/011). Operation funding of Shanghai Institute of Clinical Bioinformatics, Ministry of Education for Academic Special Science and Research Foundation for PhD Education (20130071110043), and National Key Research and Development Program (2016YFC0902400, 2017YFSF090207, 2017YFC0909500). Shanghai Engineering Research Center of Tumour Multi‐Target Gene Diagnosis (20DZ2254300), and Key Subject Construction Program of Shanghai Health Administrative Authority (ZK2019B30)."