NFKB1 and posterior cortical atrophy: The Gleason score of the PCa tissue from which the PCSCs originated seems to have no correlation with the potency of NF-κB activation, since the results for PXI and PXIV (3 + 4 and 4 + 5) were the opposite of those of PIX and PXIII (4 + 3 and 3 + 3).