ING5 and Familial prostate cancer: In human cancer samples, the up-regulated expression of ING5 was in gastric, breast, and colorectal cancers, but down-regulated in head and neck squamous cell carcinoma (HNSCC), lung cancer, osteosarcoma, prostate cancer, ovarian cancer, hepatocellular carcinoma (HCC), esophageal cancer, and thyroid cancer.