Epigenetic changes in TECs may be an important research area for investigating the mechanisms of, or the therapeutic approaches for, renal fibrosis.Please spell out MS 275, VPA and HDAC in text, as it is mentioned only once.Both MS 275 and VPA are drugs used as HDAC inhibitor.MS 275 is the name of the drug, not an abbreviation.VPA stands for valproic acid.HDAC stands for histone deacetylase.Per style, gene names have to be italicized. Here, HDAC9 is linked to renal fibrosis.