1. Department of Animal Science; University of California - Davis; Davis CA 95616 USA
2. School of Natural Sciences; University of California - Merced; Merced CA 95343 USA
3. GlaxoSmithKline; Cancer Epigenetics Discovery Performance Unit; Collegeville PA 19426 USA
4. School of Biological Sciences and Center for Reproductive Biology; Washington State University; Pullman WA 99164 USA
5. Conservation Biology Division; Northwest Fisheries Science Center; National Marine Fisheries Service; National Oceanic and Atmospheric Administration; 2725 Montlake Blvd E Seattle WA 98112 USA