1. College of Chemical Engineering, State Key Laboratory of Heavy Oil Processing,, China University of Petroleum (East China), Qingdao 266580, China
2. College of Chemical Engineering, Centre of Bioengineering, China University of Petroleum (East China), Qingdao 266580, China
3. State Key Laboratory of Heavy Oil Processing, College of Chemical Engineering, China University of Petroleum (East China), Qingdao 266580, China
4. School of Life Science, Tsinghua University, Beijing 10084, China