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Table 2 Detection of the 13-kb genomic region in 187 K. pneumoniae isolates.

From: Genomic diversity of citrate fermentation in Klebsiella pneumoniae

Specimen type (no. of isolates) Primer 1
citA, citB
Primer 2
oadA, oadB
Primer 3
citS, citC2
Primer 4
citD2, citE2
Primer 5
citF2, citG2
Positive*
Urine (93) 56 80 56 58 55 55 (59%)
Non-urine (94) 54 82 54 54 54 53 (56.3%)
   Blood (28) 18 25 18 18 18 18 (64.2%)
   Wound (23) 11 18 12 12 12 11 (47.8%)
   Respiratory (23) 12 20 11 11 11 11 (47.8%)
   Other (20) 13 19 13 13 13 13 (65%)
  1. * Note: Strains with positive results using all 5 primer sets are regarded as positive for the 13-kb region.