1. Department of Animal Sciences, Endocrinology and Animal Biosciences Program, Rutgers University, New Brunswick, New Jersey, USA
2. HudsonAlpha Institute for Biotechnology, Huntsville, Alabama, USA
3. USDA, ARS, U.S. Meat Animal Research Center (USMARC), Clay Center, Nebraska, USA
4. Department of Anatomy, Physiology and Pharmacology, Cellular and Molecular Biosciences Program, Auburn University, Auburn, Alabama, USA