1. Center for Environmental Biotechnology, University of Tennessee , Knoxville, TN 37996 , United States
2. Department of Microbiology, University of Tennessee , Knoxville, TN 37996 , United States
3. Biosciences Division, Oak Ridge National Laboratory , Oak Ridge, TN 37831 , United States
4. Center for Environmental Biotechnology , University of Tennessee, Knoxville, TN 37996 , United States
5. Key Laboratory of Pollution Control and Environmental Engineering , Institute of Applied Ecology, , Shenyang, Liaoning 110016 , China
6. Chinese Academy of Sciences , Institute of Applied Ecology, , Shenyang, Liaoning 110016 , China
7. Department of Civil and Environmental Engineering, University of Tennessee , Knoxville, TN 37996 , United States
8. Department of Biosystems Engineering and Soil Science, University of Tennessee , Knoxville, TN 37996 , United States