1. Department of Bioengineering, University of Illinois at Urbana-Champaign, Urbana, IL 61801, USA
2. Nick Holonyak Jr Micro and Nanotechnology Lab, University of Illinois at Urbana-Champaign, Urbana, IL 61801, USA
3. Department of Electrical and Computer Engineering, University of Illinois at Urbana-Champaign, Urbana, IL 61801, USA
4. Department of Mechanical Science and Engineering, University of Illinois at Urbana-Champaign, Urbana, IL 61801, USA
5. Gener8, LLC, Carlsbad, CA 92011, USA
6. Center for Genomic Diagnostics, Woese Institute for Genomic Biology, Urbana, IL 61801, USA