MICs of Agarwood extracts (mg/ml)
  WEA EEA Ammoniagenesis*
G (-) Bacteria      
  Escherichia coli > 8 > 8       + [37, 38]
  Bacteroides vulgatus  8  8       + [38]
  Bacteroides fragilis  8  8       + [38]
G (+) Bacteria      
  Staphylococcus aureus  4  4       ++ [37]
  Clostoridium difficile  8  4       + [38]
  Peptostreptococcus anaerobius  4  4       ++ [39-41]
  Enterococcus faecalis > 8 > 8       + [42]
  Bifidobacterium longtum > 8 > 8       - [39]
  Bifidobacterium adolescentis > 8 > 8       - [39]
*Ammoniagenesis was graded according to the previous reports; ++: strong positive, +: positive, -: negative
Table 2: Minimum inhibitory concentrations (MICs) of WEA and EEA.