Geochip-Based Functional Gene Analysis of Anodophilic Communities in Microbial Electrolysis Cells under Different Operational Modes

W E N Z O N G L I U , † A I J I E W A N G , * , † S H A O A N C H E N G , ‡ B R U C E E . L O G A N , ‡ H A O Y U , † , § Y E D E N G , | , ⊥ J O Y D . V A N N O S T R A N D , | , ⊥ L I Y O U W U , | Z H I L I H E , | , ⊥ A N D J I Z H O N G Z H O U | , ⊥ State Key Laboratory of Urban Water Resource and Environment, Harbin Institute of Technology (SKLUWRE, HIT), Harbin 150090, P.R.China, Department of Civil and Environmental Engineering, Pennsylvania State University, University Park, Pennsylvania 16802, United States, College of Resource and Environment Engineering, Liaoning Technical University, 123000, nstitute for Environmental Genomics, Stephenson Research & Technology Center, University of Oklahoma, Norman, Oklahoma 73019, United States, and Virtual Institute for Microbial Stress and Survival