Biography: Dr. Wencheng Zhang is a current research associate professor at Shanghai East Hospital Affiliated to Tongji University. He went to the Northwest Agriculture and Forestry University for his undergraduate with a major of bioscience from 2003 to 2007. Then, he got his PhD in regenerative medicine from the Academy of Military Medicine Science in 2012. He went to the University of North Carolina at Chapel Hill for his postdoctoral training with Prof. Lola M. Reid for studying the endodermal stem cells and developing the patch grafting strategy. And later, he worked as a research associate in Prof. Reid`s and Prof. Jian Liu`s labs, respectively, for investigating the biological effects of heparin sulfate glycosaminoglycans. At current, Dr. Zhang`s research has been supported by four national or provincial grants. He has 20 publications on the journal such as Cell Stem Cell, Journal of Hepatology, Hepatology, and Biomaterials, etc. with a total impact factor 178.838; total citation on Google Scholar 208; he also is an inventor on 9 major patents including being a lead inventor on patents on patch grafting strategies. His current research interests include hepatic-maturation of stem cells post-grafting, as well as glycosaminoglycans in stem cell expansion and cell fate determination.