Vaijayanti Gupta1
, Michael Parisi1
, David Sturgill1
, Rachel Nuttall2,4
, Michael Doctolero2,4
, Olga K Dudko3
, James D Malley3
, P Scott Eastman2,4
and Brian Oliver1 
1
Laboratory of Cellular and Developmental Biology, National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, 50 South Drive, Bethesda, MD 20892, USA
2
Incyte Genomics, Palo Alto, CA 94304, USA
3
Mathematical and Statistical Computing Laboratory, Division of Computational Bioscience, Center for Information Technology, National Institutes of Health, Bethesda, MD 20982, USA
4
Current address: Quantum Dot Corporation, Hayward, CA 94545, USA