PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 12146906-6 2002 The detection capability for the multi-analyte LC-MSn analysis of megestrol acetate (MA), medroxyprogesterone acetate (MPA), chlormadinone acetate (CMA) and melengestrol acetate (MGA) is 0.5 microg kg(-1). Megestrol Acetate 66-83 moesin Bos taurus 50-53