1. University of Illinois at Urbana−Champaign,Holonyak Micro and Nanotechnology Laboratory,Department of Electrical and Computer Engineering,Urbana,Illinois,USA,61801
2. University of Illinois at Urbana−Champaign,Carl R. Woese Institute for Genomic Biology,Urbana,Illinois,USA,61801
3. University of Illinois at Chicago,College of Medicine,Department of Microbiology and Immunology,Chicago,IL,USA,60612
4. University of Illinois at Urbana-Champaign,Department of Bioengineering,Urbana,IL,USA,61801
5. City University of New York,Advanced Science Research Center at Graduate Center,New York,NY,USA,10031