1Department of Genetics, Harvard Medical School, Boston, MA 02115 USA
2Center for Bits and Atoms, Massachusetts Institute of Technology, Cambridge, MA 02139, USA.
3MIT Media Lab, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
4Program in Biophysics, Harvard University, Cambridge, MA 02138, USA
5Program in Medical Engineering and Medical Physics, Harvard-MIT Division of Health Sciences and Technology, Cambridge, MA 02139, USA.
6Wyss Institute, Harvard University, Cambridge, MA 02115, USA.
7Program in Chemical Biology, Harvard University, Cambridge, MA 02138, USA
8Joule Unlimited, Cambridge, MA 02139, USA.
9Department of Bioengineering, Stanford University, Palo Alto, CA 94305, USA.
10Department of Chemistry, Yonsei University, Shinchon 134, Seoul 120-749, Korea
11Department of Materials Science And Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139 USA
12Department of Chemical and Biological Engineering and Chemistry of Life Processes Institute, Northwestern University, Evanston, IL 60208, USA.