TABLE 4.

Aminoglycoside resistance patterns of various strains

StrainMIC (mg/liter) ofa:Additional aminoglycoside resistance marker(s)
STRKANGENTOBAMKNET
Pa6953251251225632>5122"NET, EPI, DIB
E. coli DH10B(pC18)>512>5122168162"NET, EPI, NEO, DIB
E. coli JM109(pI18)264216482"NET, EPI, DIB
E. coli JM109(pA3A6)2128232482"NET, EPI, DIB
E. coli JM109(pA3)2220.510.5FOR
E. coli JM109(pA6)2640.532442"NET, EPI, DIB
E. coli JM109(pA6In52)212828142"NET, EPI, DIB
E. coli JM109220.20.510.5
  • a Abbreviations: STR, streptomycin; KAN, kanamycin; GEN, gentamicin; TOB, tobramycin; AMK, amikacin; NET, netilmicin; 2"NET, 2"-N-ethylnetilmicin; EPI, 5-episisomicin; NEO, neomycin; DIB, dibekacin; FOR, fortimicin.