Lotan Lotan TL TL Carvalho Carvalho FL FL Peskoe Peskoe SB SB PTEN loss is associated with upgrading of prostate cancer from biopsy to radical prostatectomy PTEN loss is associated with upgrading of prostate cancer from biopsy to radical prostatectomy Mod Pathol Mod Pathol 2015 2015 28 28 128 128 137 137 supplied-pmid 24993522? This evidence concerns the gene PTEN and prostate cancer.