Table 4. Phenotypic resistance pattern, spa-type, sequence type (ST), agr allele and toxin gene profiles among MSSA strains.
Phenotypic resistance pattern | spa-type | ST | agr allele | Toxin gene profile | No. of strains |
None | t267 | 97 | I | none | 1 |
None | t11686 | 1956 | IV | none | 1 |
E,CC | t321 | 1 | III | sea,sec,seh | 1 |
P | t062 | 5 | II | seg,sei | 1 |
P | t078 | 25 | I | seb,sei | 1 |
P | t084 | 15 | II | none | 1 |
P | t164 | 20 | I | sei | 2 |
P | t189 | 188 | I | seb | 1 |
P | t195 | 20 | I | sei | 1 |
P | t304 | 6 | I | sea | 1 |
P | t318 | 30 | III | sec,seg,sei,tst,pvl | 1 |
P | t701 | 6 | I | sea | 1 |
P | t11687 | 573 | II | sec,sei | 1 |
P | NT | 1667 | NT | none | 1 |
P,CC,FD | t5554 | 630 | I | none | 1 |
P,CN,TOB,E,CC | t571 | 398 | I | none | 1 |
P,CN,TOB,E,SXT | t037 | 241 | I | sea | 1 |
P,E | t034 | 2077 | I | pvl | 1 |
P,E | t164 | 20 | I | sei | 1 |
P,E | t491 | 15 | II | none | 1 |
P,E | t571 | 2077 | I | none | 1 |
P,E,CC | t11685 | 2073 | IV | seg,sei,eta,etb | 1 |
P,E,CC,MUP,FD | t377 | 630 | I | none | 1 |
P,E,CC,RA | t127 | 1 | III | sec,seh | 1 |
P,E,RA | t1250 | 398 | I | none | 1 |
P,E,RA,FD | t045 | 5 | II | sea,sec,seg,sei,tst | 1 |
P,E,SXT,RA,MUP,FD | t803 | 15 | II | none | 1 |
P,FD | t377 | 630 | I | none | 1 |
P,MUP | t034 | 398 | I | none | 1 |
P,RA,MUP | NT | 30 | III | sec,seg,sei,tst | 1 |
P,RA,MUP | t062 | 5 | II | seg,sei | 1 |
P,RA,MUP,FD | t548 | 5 | II | sed,seg,sei,sej | 1 |
P,SXT,RA,MUP | t377 | 1821 | I | none | 1 |
P,SXT,RA,MUP,FD | t1346 | 72 | I | seg,sei | 1 |
P,TOB | t084 | 15 | II | none | 1 |
P,TOB | t091 | 7 | I | none | 2 |
P,TOB | t091 | 306 | I | sea | 1 |
P,TOB | t2616 | 7 | I | none | 1 |
P,TOB | t3386 | 630 | I | none | 1 |
P,TOB | t377 | 630 | I | none | 1 |
P,TOB,E | t091 | 7 | I | sea | 1 |
P,TOB,E | t306 | 5 | II | sec,sed,seg,sei,sej | 1 |
P,TOB,E,CC | t571 | 398 | I | none | 1 |
P,TOB,MUP | t127 | 1 | III | sec,seh | 1 |
Total | 46 |
P, penicillin (10 units); OX, oxacillin (1 μg); CX, cefoxitin (30 μg); CN, gentamicin (10 μg); TOB, tobramycin (10 μg); E, erythromycin (15 μg); CC, clindamycin (2 μg); SXT, sulfamethoxazole/trimethoprim (25 μg); RA, rifampicin (5 μg); LZD, linezolid (30 μg); MUP, mupirocin (5 μg); FD, fusidic acid (10 μg); None, sensitive to all tested drugs.
spa, Staphylococcus protein A gene; agr, accessory gene regulator; NT, not-typeable; sea-see and seg-sej, gene encoding staphylococcal enterotoxins SEA-SEE and SEG-SEJ; eta and etb, gene encoding exfoliative toxin A and B; tst, gene encoding toxic shock syndrome toxin 1; pvl, gene encoding Panton-Valentine leukocidin; none, no detection of above toxin genes.