SIRT1 and neoplasm: For example, the expression of HDAC2/3/7/10 and SIRT2/3/6/7 associates with tumor size in BRCA, the level of HDAC4/5/8/10/11 and SIRT1/5/7 associates with tumor size in KIRC, and the upregulation of HDAC2/4/6/7 and SIRT1/2/6 associates with tumor size in LUAD.