Not long ago, the National Health and Family Planning Commission and the Food and Drug Administration published the first batch of stem cell clinical research record project list. ZUO Wei, professor of Medical School of Tongji University with his team and professor REN Tao's team from affiliated Dongfang Hospital co-led the clinical research of human autologous bronchial basal cells (lung stem cells) transplantation in the treatment of interstitial lung disease, which passed the expert group assessment, as one of the eight stem cell clinical research projects, and formally from the basic research into clinical treatment research stage.