1. State Key Laboratory of Microbial Resources, Institute of Microbiology, Chinese Academy of Sciences, Beijing 100101, PR China
2. Key Laboratory of Environment Correlative Dietology, College of Food Science and Technology, Huazhong Agricultural University, Wuhan 430070, PR China
3. College of Life Sciences, University of Chinese Academy of Sciences, Beijing 100864, PR China
4. Department of Chemical and Biomolecular Engineering and Department of Bioengineering, Rice University, Houston, Texas 77005, United States