1. From the Center for Prostate Disease Research, Department of Surgery, Uniformed Services University of the Health Sciences (LLB, PP, LS, AA, ZZ, JWM, SS), Bethesda, Maryland, Department of Microbiology and Molecular Cell Biology, Eastern Virginia Medical School (B-LA), Norfolk, Virginia, and Urology Service, Walter Reed Army Medical Center (DGM, JWM), Washington, D. C.