1. Amgen Inc., Seattle, Washington, USA
2. Purdue University, West Lafayette, Indiana, USA
3. Oklahoma Animal Disease Diagnostic Laboratory, Oklahoma State University, Stillwater, Oklahoma, USA
4. Department of Veterinary Biosciences and the Comparative Pathology and Mouse Phenotyping Shared Resource, The Ohio State University, Columbus, Ohio, USA
5. Huntingdon Life Sciences, East Millstone, New Jersey, USA
6. Abbott Laboratories, Abbott Park, Illinois, USA
7. Department of Veterinary Biosciences, The Ohio State University, Columbus, Ohio, USA
8. GlaxoSmithKline, King Of Prussia, Pennsylvania, USA