Table 1.

MICs for P. aeruginosa isolates, transconjugants, and reference comparators

OrganismMIC (μg/ml)c
PipPip-ClavPip-TazCarbCarb-ClavCarb-TazCtazCtaz-ClavCtaz-TazCtaxCtriaxCsulCpimCpirCpzMoxaAztMeroImpGent
Isolates
 96181686464641286412832643232323232414128
 9068846464322566412816643216643232214128
Transconjugants
 PU21/pUZ8-906328161286412851212825664>12864321281286416 -d 1128
 PU21/pUZ8-961324812864128256642563212832323264648-1128
Reference isolates, transconjugants, and recipient
455/OXA-14a 6464645125125125121,024512326432128128128163222>128
 ABD/OXA-11b 3232325125125125125125123212832326464643228>128
 PU21(pMLH53)/OXA-14a 643232512256256512256256321283264128512166424>128
 PU21(pMLH52)/OXA-11b 6432645125125121,0241,0241,024641281281281281283212822>128
 PU21(pMLH51)/OXA-1064326451225651244416643228128161622>128
 PU21(pUZ8)222646464212168212884118
 PU212446464644221616228884128
  • a Hall et al. (11).

  • b Danel et al. (5).

  • c Azt, aztreonam; Carb, carbenicillin; Clav, clavulanate at 4 mg/liter; Cpim, cefepime; Cpir, Cefpirome; Cpz, cefoperazone; Csul, cefsulodin; Ctax, cefotaxime; Ctaz, ceftazidime; Ctriax, ceftriaxone; Imp, imipenem; Mero, meropenem; Moxa, moxalactam (latamoxef); Pip, piperacillin; Taz, tazobactam at 4 mg/liter; Gent, gentamicin.

  • d -, not done.