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Table 2 Minimum inhibitory concentration (MIC) of 3,4-DHPEA-EA against food and clinical isolates

From: 3,4-DHPEA-EA from Olea Europaea L. is effective against standard and clinical isolates of Staphylococcus sp

Strain MIC 50 MIC 90
S. aureus 125 250
S. epidermidis 7.8 15.6
S. pyogenes > 1000 > 1000
S. pneumoniae > 1000 > 1000
M. catarrhalis > 1000 > 1000
L. monocytogenes > 1000 > 1000
E. faecalis > 1000 > 1000
E. fecium > 1000 > 1000
  1. Values are expressed as μg ml-1 and represent the mean of three determinations.
  2. 3,4-DHPEA-EA: (methyl-4-(2-(3,4-dihydroxyphenethoxy)-2-oxoethyl)-3-formyl-2-methyl-3,4-dihydro-2H-pyran-5-carboxylate).