Research Article

Dissemination and Molecular Epidemiology of KPC-Producing Klebsiella pneumoniae Collected in Puerto Rico Medical Center Hospitals during a 1-Year Period

Table 2

KPC variants and other beta-lactamases in the 27 K. pneumoniae isolates.

KPC variant by DNA sequencing
(total isolates)
pI of KPCDistribution isolates per enzymesOthers beta-lactamases identified by PCR

KPC-2 (8) 6.74OXA-30, TEM, DHA
4TEM
KPC-3 (14) 6.75OXA-9, TEM
1OXA-9
8TEM
KPC-4 (4)7.654TEM
KPC-6 (1)6.71OXA-30, TEM