1. Michale E. Keeling Center for Comparative Medicine and Research, The University of Texas MD Anderson Cancer Center, Bastrop, TX, USA
2. Southwest National Primate Research Center, Texas Biomedical Research Institute, San Antonio, TX, USA
3. National Animal Disease Center, US Department of Agriculture Agricultural Research Service, Ames, IA, USA
4. Alamogordo Primate Facility, Alamogordo, NM, USA