Table 1. Molecular characteristics and antimicrobial susceptibility profile of 34 methicillin-resistant Staphylococcus aureus SCCmec type II isolated in 2015-2016.
Isolate | CCa | STa | PVLb | tst-1b | Antibiotypec | Yeard | Sourcee | Vancomycin µg/mLg |
---|---|---|---|---|---|---|---|---|
110 | 7 | 306 | - | - | II | 2015 | T | 1.5 |
138 | 5 | 835 | + | - | II | 2015 | T | 2.0 |
160 | 7 | 306 | + | - | II | 2015 | T | 1.5 |
165 | 5 | 63 | + | - | II | 2015 | T | 1.5 |
175 | 80 | 1502 | - | - | II | 2015 | T | 2.0 |
176 | 5 | 835 | + | - | II | 2015 | T | 2.0 |
177 | 5 | 63 | - | - | II | 2015 | T | 1.5 |
185 | 5 | 63 | - | - | II | 2015 | T | 1.5 |
193 | 5 | 63 | - | - | II | 2015 | B | 2.0 |
209 | 5 | 5 | - | - | II | 2015 | T | 1.5 |
211 | 5 | 835 | + | - | I | 2015 | B | 1.5 |
215 | 5 | 63 | - | - | II | 2015 | B | 2.0 |
219 | 5 | 63 | - | - | II | 2015 | T | 1.5 |
265 | 7 | 306 | - | - | II | 2015 | T | 2.0 |
332 | 5 | 835 | + | - | II | 2015 | T | 2.0 |
352 | 5 | 6 | - | - | II | 2015 | T | 1.5 |
353 | 5 | 27 | - | - | II | 2015 | T | 1.5 |
356 | 5 | 9 | - | - | II | 2015 | T | 2.0 |
369 | 5 | 27 | - | - | II | 2015 | T | 1.5 |
374 | 5 | 9 | + | - | II | 2015 | B | 1.5 |
411 | 5 | 6 | - | - | II | 2015 | T | 2.0 |
413 | 5 | 99 | - | - | II | 2015 | T | 1.5 |
415 | 5 | 5 | - | - | II | 2015 | B | 1.5 |
419 | 5 | 63 | - | - | II | 2015 | T | 1.5 |
437 | 5 | 5 | - | - | II | 2015 | T | 2.0 |
453 | 5 | 1307 | - | - | II | 2016 | T | 2.0 |
465 | 1290 | 53 | - | - | III | 2016 | T | 1.0 |
483 | 445 | 445 | - | - | II | 2016 | T | 2.0 |
484 | 1290 | 53 | - | - | II | 2016 | B | 2.0 |
492 | 445 | 445 | - | - | II | 2016 | T | 2.0 |
577 | 445 | 445 | - | - | II | 2016 | T | 1.5 |
578 | 445 | 445 | - | - | II | 2016 | T | 1.5 |
631 | 5 | 99 | - | - | II | 2016 | B | 2.0 |
657 | 445 | 445 | - | - | II | 2016 | T | 1.5 |
aCC: Clonal Complex and ST: Sequence Typing were determined as described by Lilliebridge et al. 14 ; bPVL: Panton Valentine Leukocidin encoding gene and tst-1: Toxic Shock Syndrome Toxin encoding gene were detected as described in Oliveira et al. 16 ; cAntimicrobial resistance profile was determined by disk-diffusion assay according to the CLSI guidelines 8 - I: OXA; II: OXA, ERI, CLI, CIP; III: OXA, ERI, CLI, CIP, GN; OXA: Oxacillin, CLI: Clindamycin, ERI: Erithromycin, CIP: Ciprofloxacin; GN: Gentamicin; dYear of isolation; eSource of isolation, T: Tracheal secretion, B: Blood; fMIC vancomycin determined by E-test; - Absence; + Presence.