Interestingly, CBX7 was previously reported to synergize with c-MYC to promote the growth of prostatic cancer cells or cooperate with c-MYC to produce highly aggressive B cell lymphomas, acting as an oncogene and positively correlating with c-MYC (Bernard et al., 2005; Scott et al., 2007). This evidence concerns the gene MYC and Familial prostate cancer.