Using an independent sample t-test with Bonferroni correction for multiple testing on the background corrected raw intensity data post-normalization; DPPA, CEACAM1 isoform1, NY-ESO-1, P53 L344P, GAGE5, MAGEB5, EGFR, CCDC33 and CSAG2 were differentially expressed (±2SD) between PCa and BPH (Suppl. This evidence concerns the gene CEACAM1 and benign prostatic hyperplasia.