1. Fourth Military Medical University, Laboratory Animal Center, 169 West Changle Road, Xi’an, Shaanxi 710032, China
2. Samuel Oschin Comprehensive Cancer Institute, Cedars-Sinai Medical Center, Uro-Oncology Research Program, Department of Medicine, Los Angeles, California 90048, United States
3. University of Virginia, Department of Radiology, Charlottesville, Virginia 22908, United States