Table 2 Genetic features of the carbapenem-resistant Acinetobacter baumannii isolates described in this study
Isolate reference number | ST | Antimicrobial resistance genes | ISAba1 + blaOXA-23 | ISAba1 + blaADC | Number of IS | Transposon distribution |
|---|---|---|---|---|---|---|
AB 346 | 2 | blaOXA-66; blaADC-25; aph(3′)-Ia aadA; aac(3)-Ia; aph(6)-Id; aph(3″)-Ib; sul1;sul2, tet(B) | – | + | 17 | – |
AB 285 | 1195 | blaOXA-67/23/58; tet(39) blaADC-106; aac(3)-IId; sul2; aph(6)Id | + | – | 16 | Tn2008 |
AB 79 | 1196 | blaOXA65/24; blaADC-52, aac(3)-IIa; aph(3″)-Ib; sul2; aph(6)Id; blaTEM1b | – | + | 13 | – |
AB 116 | 79 | blaOXA-65/23; blaTEM-1B; aac(3)-IIa;blaADC-52; sul2; mphE; aph(3″)-Ib; aph(6)Id; msr(E) | + | + | 20 | Tn2006 |
AB 184 | 1 | blaOXA-69; blaADC-11; ant(3″)-Ia | – | – | 7 | – |
AB 4066 | 2 | blaOXA66/23; blaADC-25; tetB; aac(3)-Ia; aph(3′)-Ic; ant(3″)-Ia; sul2; sul1; aph(3″)-Ib; aph(6)Id | + | + | 5 | Tn2006 |
AB 334 | 1196 | blaOXA-65/24; blaTEM-1B; aac(3)-IIa;blaADC-25; sul2; aph(3″)-Ib;; sul; aph(6)Id | – | + | 7 | – |
AB4046 | 2 | blaOXA-66; blaADC-25; tetB; aac(3)-Ia; aph(3′)-Ia; aph(3′)-IC; aph(6)-Id; tetB; ant(3″)-Ia; sul2; sul1; aph(3″)-Ib | – | + | 5 | – |
AB 141 | 2 | blaOXA-66/23; blaADC-25; aac(3)-Ia; ant(3″)-Ia; aph(3′)-IC; sul2; sul1; tetB; tet(32); aph(3″)-Ib, cmlA1;aph(6)Id | + | + | 5 | Tn2006 |
AB 006 | 1 | blaOXA-69/23; blaADC-81; ant(3″)-Ia | + | – | 2 | Tn2006 |
AB 153 | 1 | blaOXA-69/23; blaADC-10; ant(3″)-Ia | + | – | 4 | Tn2006 |
AB 142 | 2 | blaOXA-66/23; blaADC-25; aac(3)-Ia ant(3″)-Ia; aph(3′)-Ia; aph(3″)-Ib sul1; sul2;tetB;aph(6)-Id; mphE; msr(E) | + | + | 5 | Tn2006 |
AB 187 | 1 | blaOXA-69; blaADC-81; ant(3″)-Ia | – | – | 2 | – |
AB 1784 | 2 | blaOXA-66; blaADC-25; tetB; aac(3)-Ia; aph(3′)-IC; ant(3″)-Ia; sul2; sul1; aph(3″)-Ib; aph(6)-Id | – | + | 4 | – |
AB 176 | 2 | bla OXA-66/23 ; bla ADC-25 ; aac(3)-Ia; ant(3″)-Ia; aph(3”)Ia; aph(3″)-Ib; aph(6)Id; sul1; sul2; tetB | + | + | 4 | Tn2006 |