TABLE 1.

Correlation between the MBL genotypes and antimicrobial susceptibility profiles

GenotypeAntimicrobial MIC (μg/ml) (susceptibilitya)
GentamicinAmikacinCiprofloxacinAztreonamCefepimeImipenemColistin
bla IMP-16 >16 (R)16 (R)>4 (R)32 (R)>32 (R)16 (R)<0.5 (S)
bla IMP-1 <2 (S)<8 (S)>4 (R)16 (R)8 (R)16 (R)<0.5 (S)
bla IMP-1 <2 (S)<8 (S)>4 (R)16 (R)16 (R)16 (R)<0.5 (S)
bla SPM-1 >16 (R)>64 (R)>4 (R)8 (S)>32 (R)>32 (R)1 (S)
bla SPM-1 >16 (R)>64 (R)>4 (R)8 (S)>32 (R)>32 (R)1 (S)
bla SPM-1 >16 (R)>64 (R)>4 (R)>32 (R)>32 (R)>32 (R)0.5 (S)
bla SPM-1 >16 (R)>64 (R)>4 (R)16 (R)>32 (R)>32 (R)1 (S)
  • a R, resistant; S, susceptible.