1. School of Food and Biological Engineering, Jiangsu University, Zhenjiang 212013, P. R. China
2. Colin Ratledge Center for Microbial Lipids, School of Agriculture Engineering and Food Science, Shandong University of Technology, Zibo 255049, P. R. China
3. Center for Biotechnology and Interdisciplinary Studies, Rensselaer Polytechnic Institute, Troy, New York 12180, United States