Immunofluorescent staining for lamin A/C (top row), inverted linearly enhanced images of lamin A/C (for better visualization, second row), immunofluorescent staining for lamin B1 (third row), and inverted linearly enhanced images of lamin B1 (fourth row) in highly metastatic PC3 and CL2, moderately metastatic DU145, lowly metastatic LNCaP, and normal RWPE-1 prostate cells. Scale bars are 33 μm.