We are grateful for the financial support from National Natural Science Foundation of China(81503007 and 21574059);Research Project of Wuxi Health and Family Planning Commission(Q201843);Natural Science Foundation of Jiangsu Province(BK20170202);the Top-notch Academic Programs Project of Jiangsu Higher Education Institutions(PPZY2015B146).
Heparosan is a natural precursor of heparin biosynthesis in mammals. It is stable in blood circulation but can be degraded in lysosomes, showing good biocompatibility and long circulation features. So heparosan can be...