1. New York University, Center for Developmental Genetics, Department of Biology, 1009 Silver Center; 100 Washington Square East New York City New York
2. Shimoda Marine Research Center, University of Tsukuba; Shimoda Shizuoka 415-0025 Japan
3. Institut de Génomique Fonctionnelle de Lyon, UMR5242 CNRS/INRA/Université Claude Bernard Lyon I/ENS, Ecole Normale Supérieure de Lyon; 46 allée d'Italie, F-69364 Lyon Cedex 07 France
4. Department of Zoology; Graduate School of Science, Kyoto University; Kyoto 606-8502 Japan
5. Centre de Recherche de Biochimie Macromoléculaire, UMR5237, CNRS Université Montpellier 1, Université Montpellier 2; 1919 Route de Mende, F-34293 Montpellier Cedex 5 France
6. Graduate School of Information Science and Technology, Hokkaido University; N14W9 Sapporo 060-0814 Japan
7. Department of Biological Sciences; Graduate School of Science, Osaka University; 1-1 Machikaneyama-cho Toyonaka Osaka 560-0043 Japan
8. Friday Harbor Laboratories; 620 University Road Friday Harbor Washington
9. Department of Biology; University of Washington; Seattle Washington
10. Department of Pathology; Institute for Stem Cell Biology and Regenerative Medicine, Stanford University; Stanford California
11. Hopkins Marine Station; Stanford University; Pacific Grove California
12. Bioself Communications; 28 rue de la Bibliothèque 13001 Marseille France