Abstract
1 School of Molecular Biosciences, Washington State University, Pullman, WA 99164-4234, USA
2 Department of Veterinary Microbiology and Pathology, Washington State University Pullman, WA 99164-7040, USA
3 Washington State University Avian Health and Food Safety Laboratory, College of Veterinary Medicine, Washington State University, Puyallup, WA 98371-4998, USA
4 Department of Veterinary Microbiology and Pathology and Washington Animal Disease Diagnostic Laboratory, Washington State University Pullman, WA 99164-7040, USA
5 Franceschi Microscopy and Imaging Center, Washington State University, Pullman, WA 99164-4236, USA