1. California Institute for Quantitative Biosciences, University of California, 2151 Berkeley Way, Berkeley, CA 94704-5230, USA
2. Applications of Vital Knowledge, 113 Chestnut Hill Way, Frederick, MD 21702, USA
3. NASA Ames Space Portal, NASA Ames Research Center, MS 555-2, Moffett Field, CA 94035, USA
4. Bioengineering Branch, NASA Ames Research Center, MS 239-15, Moffett Field, CA 94035, USA
5. E.O. Lawrence Berkeley National Laboratory, 1 Cyclotron Road, MS955-512 L, Berkeley, CA 94720, USA
6. Department of Bioengineering, University of California, Berkeley, CA 94720, USA