Research Article
Molecular Characteristics and Antibiotic Resistance Profiles of Klebsiella Isolates in Mthatha, Eastern Cape Province, South Africa
Table 4
Extended-spectrum β-lactamase (ESBL) genotypes in Klebsiella strains.
| | Positive by PCR for ESBL genes | Number amplified | | K. pneumoniae () | K. oxytoca
() | R. ornithinolytica and K. ozaenae
() | Total
() |
| | (A) Single ESBL gene | 28 | 2 | 2 | 32 (20.4%) | | only | 5 | 2 | 1 | 8 (5.1%) | | only | 22 | 0 | 1 | 23 (14.7%) | | only | 1 | 0 | 0 | 1 (0.6%) | | only | 0 | 0 | 0 | 0 | | only | 0 | 0 | 0 | 0 | | (B) Two or more ESBL genes | 100 | 3 | 0 | 103 (65.6%) | | | 4 | 0 | 0 | 4 (2.6%) | | | 6 | 0 | 0 | 6 (3.8%) | | | 12 | 2 | 0 | 14 (8.9%) | | | 78 | 1 | 0 | 79 (50.3%) | | | 0 | 0 | 0 | 0 |
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Done in 52 selective ESBL positive isolates.
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