1. Department of Biology, University of Virginia, Charlottesville, VA, USA, Department of Biological Sciences, Vanderbilt University, Box 1634-B, Nashville, TN 37235-1634
2. Department of Biology, University of Virginia, Charlottesville, VA, USA, Hokkaido University Graduate School of Medicine, N15 W7, Kita-ku, Sapporo 060-8638, Japan
3. Department of Biology, University of Virginia, Charlottesville, VA, USA, Rappahannock Equine Veterinary Clinic, 7050 Govenor Almond Rd., Locust Grove, VA 22508
4. Laboratory of Functional Genomics, Human Genome Center, Institute of Medical Science, University of Tokyo, Tokyo, Japan, Laboratory for Cell Function Dynamics, Brain Science Institute, RIKEN 2-1 Hirosawa, Wako, Saitama 351-0198, Japan, Life Function and Dynamics, ERATO, JST, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan
5. Department of Biology, University of Virginia, Charlottesville, VA, USA, Old Dominion Equine Associates, 6539 Gordonsville Rd., Keswick, VA 22947
6. Department of Biology, University of Virginia, Charlottesville, VA, USA, Stoney Creek Animal Hospital, 626 W. Mallard Creek Ch. Rd., Charlotte, NC 28262
7. Department of Biology, University of Virginia, Charlottesville, VA, USA, Laboratory of Genetics, Rockefeller University, 1230 York Avenue, New York, NY 10021
8. Department of Biology, University of Virginia, Charlottesville, VA, USA
9. Laboratory of Functional Genomics, Human Genome Center, Institute of Medical Science, University of Tokyo, Tokyo, Japan, Research Group of Chronogenomics, Mitsubishi Kagaku Institute of Life Sciences, 11 Minamiooya, Machida, Tokyo 194-8511, Japan
10. Laboratory of Functional Genomics, Human Genome Center, Institute of Medical Science, University of Tokyo, Tokyo, Japan, Toyohashi University of Technology, 1-1 Tempaku-chou Hibarigaoka, Toyohashi-shi 441-8580, Japan
11. Department of Biology, University of Virginia, Charlottesville, VA, USA, University of California, Los Angeles, 10570 W. Sunset Blvd., Los Angeles, CA 90077
12. Department of Biology, University of Virginia, Charlottesville, VA, USA,