1. Department of Microbiology, Oregon State University, Corvallis, Oregon, USA.
2. Department of Statistics, Oregon State University, Corvallis, Oregon, USA.
3. Xiphophorus Genetic Stock Center, Texas State University, San Marcos, Texas, USA.
4. Department of Biomedical Sciences, Oregon State University, Corvallis, Oregon, USA.
5. Department of Biology, University of Alabama at Birmingham, Birmingham, Alabama, USA.
6. Institute of Neuroscience, Zebrafish International Resource Center, University of Oregon, Eugene, Oregon, USA.