TABLE 3.

Organisms with multiple ESBL types

Source countryβ-Lactamase- typesaMIC (μg/ml)
Cefo- taximeCefta- zidimeCefe- pimePiperacillin/ tazobactam
ArgentinaTEM-10>256128128>256
SHV-5
TEM-1016644>256
SHV-2
TEM-12>25616>256>256
SHV-5
CTX-M-2
AustraliaTEM-1B>25632464
SHV-2
CTX-M-3
South AfricaTEM-1032164>256
SHV-2
TEM-1032164>256
SHV-5
TEM-1264>2564>256
SHV-2
CTX-M-2
TEM-63128>25632>256
SHV-5
TurkeyTEM-1B80.51>256
SHV-5
CTX-M-2
TEM-232>2564>256
SHV-2
PER-1
TEM-232>2568>256
SHV-5
PER-1
United StatesTEM-104>256816
SHV-2
TEM-108128216
SHV-5
TEM-2616>256416
SHV-5
  • a Denotes gene not fully sequenced (see text).