New Insights into the Epigenetic Activities of Natural Compounds 2018 http://www.lidsen.com/journals/genetics/genetics-02-03-029 Table 1 Screening results. Sirt activation is denoted by a minus sign. DNMT: DNA methylation transferase; SAM: S-adenosyl-methionine; SAH: S-Adenosyl-L-homocysteine; BRET: Bioluminescent resonance energy transfer; HDAC: Histone deacetylase; Sirt: Sirtuin; me3H3K9 and m..