1. School of Biomedical Sciences, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Laboratory Block, 21 Sassoon Road, Pokfulam, Hong Kong SAR, China
2. School of Biological Sciences, Kadoorie Biological Sciences Building, The University of Hong Kong, Pok Fu Lam Road, Hong Kong, SAR, China
3. Centre for Translational Stem Cell Biology , Rm1105, 11/F, 17W, Hong Kong Science and Technology Park, Shatin, N.T., Hong Kong SAR, China