PTHLH and prostate carcinoma: On the other hand, it has been found that nuclear localization of PTHrP is correlated with inhibition of apoptosis using nine human and rat prostate cancer cell lines [PC-3, PC-3 MB, LNCaP, DU-145, AT-2.1, MLL, AT-3.1, MAT-Lu (ML), and GP9F3] (156).