1. Intercollege Graduate Program in Genetics, Penn State University, University Park, PA 16802, USA.
2. Department of Veterinary and Biomedical Sciences, Penn State University, University Park, PA 16802, USA.
3. Graduate Program in Pathobiology, Penn State University, University Park, PA 16802, USA.
4. Center for Molecular Immunology and Infectious Disease, Penn State University, University Park, PA 16802, USA.
5. Clinical and Translational Science Institute, Penn State College of Medicine, Hershey, PA 17033, USA.
6. Graduate Program in Molecular, Cellular and Integrative Biosciences, Penn State University, University Park, PA 16802, USA.
7. Department of Nutritional Sciences, Penn State University, University Park, PA 16802, USA.