1. Meat Science and Animal Biologics Discovery Program, Department of Animal and Dairy Sciences, University of Wisconsin-Madison, Madison, Wisconsin, USA
2. Department of Animal Science, University of Wyoming, Laramie, Wyoming, USA
3. Bio-Tech Pharmacal Inc, Fayetteville, Arkansas, USA
4. Department of Biology, Stetson University, DeLand, Florida, USA
5. Center for Food Safety, Department of Food Science, University of Arkansas, Fayetteville, Arkansas, USA
6. United States Department of Agriculture, Agricultural Research Service, Athens, Georgia, USA