1. Department of Molecular & Cellular Biology, University of California, Merced, California;
2. Departamento de Ciencias Químico Biológicas y Agropecuarias, Universidad de Sonora, Navojoa, Sonora, México;
3. Veterinary Medical Diagnostic Laboratory, Texas A&M University, College Station, Texas;
4. Department of Biology, Texas A&M University, College Station, Texas; and
5. Department of Biology, Sonoma State University, Rohnert Park, California