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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).