PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16273408-2 2005 5-Aza-2"-deoxycytidine (decitabine, DAC) is a nucleoside analog, which, at low doses, acts as a hypomethylating agent and is fivefold to tenfold more active than 5-azacytidine (azacitidine, Vidaza)--currently the only approved drug for treatment of myelodysplastic syndrome (MDS). Nucleosides 46-56 arylacetamide deacetylase Homo sapiens 36-39