1. Stem Cell Group, Bioprocessing Technology Institute, Agency for Science, Technology and Research (A*STAR), Singapore, Singapore.
2. Institute of Materials Research and Engineering, Agency for Science, Technology and Research (A*STAR), Singapore, Singapore.
3. Department of Biotechnology, Israel Institute for Biological Research, Ness Ziona, Israel.
4. Institute of Medical Biology, Agency for Science, Technology and Research (A*STAR), Singapore, Singapore.