1. a Departments of Chemistry and Chemical Biology , Center for Biotechnology and Interdisciplinary Studies, Rensselaer Polytechnic Institute , Troy, New York, USA
2. b Institute of Marine Drug and Food, Ocean University of China , Qingdao, China
3. c Department of Biology, Center for Biotechnology and Interdisciplinary Studies , Rensselaer Polytechnic Institute , Troy, New York, USA
4. d Chemical and Biological Engineering, Center for Biotechnology and Interdisciplinary Studies, Rensselaer Polytechnic Institute , Troy, New York, USA