Research Article

Role of Aminoglycoside-Modifying Enzymes (AMEs) in Resistance to Aminoglycosides among Clinical Isolates of Pseudomonas aeruginosa in the North of Iran

Table 4

Relation between the aminoglycoside resistance phenotypes and the presence of AME genes.

Resistance phenotypesAME-encoding gene profilesNo. of isolates

GMAAC(6)-Ib + AAC(6)-IIa1
NMAAC(6)-IIa + ANT(3)-Ia2
AK+GMANT(3)-Ia + ANT(2)-Ia + APH(3)-IIb + AAC(6)-Ib + AAC(6)-IIa12
AK+TOBANT(3)-Ia + ANT(2)-Ia + APH(3)-IIb + AAC(6)-Ib + AAC(6)-IIa12
AK+NMANT(3)-Ia + ANT(2)-Ia + APH(3)-IIb + AAC(6)-Ib + AAC(6)-IIa12
GM+TOBANT(3)-Ia + ANT(2)-Ia + APH(3)-IIb + AAC(6)-Ib + AAC(6)-IIa + APH(3)-Ib29
GM+NMANT(3)-Ia + ANT(2)-Ia + APH(3)-IIb + AAC(6)-Ib + AAC(6)-IIa + APH(3)-Ib27
TOB+NMANT(3)-Ia + ANT(2)-Ia + APH(3)-IIb + AAC(6)-Ib + AAC(6)-IIa + APH(3)-Ib27
AK+GM+TOBANT(3)-Ia + ANT(2)-Ia + APH(3)-IIb + AAC(6)-Ib + AAC(6)-IIa12
AK+GM+NMANT(3)-Ia + ANT(2)-Ia + APH(3)-IIb + AAC(6)-Ib + AAC(6)-IIa12
GM+TOB+NMANT(3)-Ia + ANT(2)-Ia + APH(3)-IIb + AAC(6)-Ib + AAC(6)-IIa + APH(3)-Ib27

Abbreviations: GM: gentamicin; NM: netilmicin; AK: amikacin; TOB: tobramycin.