1. Department of Chemistry and Biochemistry Stephenson Life Sciences Research Center University of Oklahoma 101 Stephenson Parkway Norman Oklahoma 73019 USA
2. Institute of Applied Bioresource Research College of Animal Science Zhejiang University Yuhangtang Road 866 Hangzhou Zhejiang 310058 China
3. School of Materials Science and Engineering Zhejiang University Hangzhou Zhejiang 310027 China