Objective: Carbapenems are the most important broad spectrum antimicrobials used in the treatment of Acinetobacter baumannii infections, but resistance to carbapenems is increasing worldwide. In this study, we aimed to investigate the distribution of OXA-type carbapenemase genes observed in carbapenem-resistant A. baumannii strains by real-time polymerase chain reaction (PCR) method and to provide epidemiological data.

Methods: Between January 2016 and January 2018, 20 carbapenem-resistant A. baumannii strains from clinical specimens were included in the study. DNA isolations were performed, and distribution of OXA-type carbapenemase genes were examined using primers and TaqMan probes specific to genes of OXA-23, OXA-24, OXA-51 and OXA-58 carbapenemases by real-time PCR method.

Results: Tigecycline was the best choice for carbapenem-resistant A. baumannii strains, of which 16 (80%) were susceptible to this antimicrobial. blaOXA-51 was detected in all strains, while blaOXA-24 was detected in only 1 (5%) strain. Of 20 strains, 10 showed the presence of blaOXA-23 and blaOXA-51 simultaneously.

Conclusions: Simultaneous occurence of blaOXA-23 and blaOXA-51 is remarkable in terms of distribution of OXA-type carbapenemases in carbapenem-resistant A. baumannii strains. Valuable epidemiological data can be obtained by performing routine surveillance of such strains by means of techniques that can produce fast and reliable results such as real-time PCR. Klimik Dergisi 2019; 32(2): 123-6.

Cite this article as: Demirci M, Yiğin A, Demir C. [Distribution of OXA-type carbapenemase genes in carbapenem-resistant Acinetobacter baumannii strains: An investigation by real-time PCR method]. Klimik Derg. 2019; 32(2): 123-6. Turkish.

Volume 37, Issue 1 Volume 36, Issue 4 Volume 36, Supplement 1 Volume 36, Issue 3 Volume 36, Issue 2 Volume 36, Issue 1 Volume 35, Issue 4 Volume 35, Issue 3 Volume 35, Issue 2 Volume 35, Issue 1 Volume 34, Issue 3 Volume 34, Issue 2 Volume 34, Issue 1 Volume 33, Issue 3 Volume 33, Issue 2 Volume 33, Issue 1 Volume 32, Issue 3 Volume 32, Supplement 1 Volume 32, Supplement 2 Volume 32, Issue 2 Volume 32, Issue 1 Volume 31, Issue 3 Volume 31, Issue 2 Volume 31, Supplement 1 Volume 31, Issue 1 Volume 30, Issue 3 Volume 30, Issue 2 Volume 30, Supplement 1 Volume 30, Issue 1 Volume 29, Issue 3 Volume 29, Issue 2 Volume 29, Issue 1 Volume 28, Supplement 1 Volume 28, Issue 3 Volume 28, Issue 2 Volume 28, Issue 1 Volume 27, Supplement 1 Volume 27, Issue 3 Volume 27, Issue 2 Volume 27, Issue 1 Volume 26, Issue 3 Volume 26, Supplement 1 Volume 26, Issue 2 Volume 26, Issue 1 Volume 25, Issue 3 Volume 25, Issue 2 Volume 25, Issue 1 Volume 24, Issue 3 Volume 24, Issue 2 Volume 24, Issue 1 Volume 23, Issue 3 Volume 23, Issue 2 Volume 23, Issue 1 Volume 22, Issue 3 Volume 22, Issue 2 Volume 22, Issue 1 Volume 21, Issue 3 Volume 21, Supplement 2 Volume 21, Supplement 1 Volume 21, Issue 2 Volume 21, Issue 1 Volume 20, Issue 3 Volume 20, Supplement 2 Volume 20, Issue 2 Volume 20, Issue 1 Volume 20, Supplement 1 Volume 19, Issue 3 Volume 19, Issue 2 Volume 19, Issue 1 Volume 18, Issue 3 Volume 18, Supplement 1 Volume 18, Issue 2 Volume 18, Issue 1 Volume 17, Issue 3 Volume 17, Issue 2 Volume 17, Issue 1 Volume 16, Issue 3 Volume 16, Issue 2 Volume 16, Issue 1 Volume 1, Supplement 1 Volume 15, Issue 3 Volume 15, Issue 2 Volume 15, Issue 1 Volume 14, Issue 3 Volume 14, Issue 2 Volume 14, Issue 1 Volume 13, Issue 3 Volume 13, Issue 2 Volume 13, Supplement 1 Volume 13, Issue 1 Volume 12, Issue 3 Volume 12, Issue 2 Volume 12, Issue 1 Volume 11, Issue 3 Volume 11, Issue 2 Volume 11, Supplement 1 Volume 11, Issue 1 Volume 10, Issue 3 Volume 10, Issue 2 Volume 10, Issue 1 Volume 9, Issue 3 Volume 9, Issue 2 Volume 9, Issue 1 Volume 8, Issue 3 Volume 8, Issue 2 Volume 8, Issue 1 Volume 6, Issue 3 Volume 7, Issue 1 Volume 7, Issue 2 Volume 7, Issue 3 Volume 4, Issue 3 Volume 5, Issue 1 Volume 5, Issue 2 Volume 5, Issue 3 Volume 6, Issue 1 Volume 6, Issue 2 Volume 3, Issue 1 Volume 3, Issue 2 Volume 3, Issue 3 Volume 4, Issue 1 Volume 4, Issue 2 Volume 1, Issue 2 Volume 2, Issue 1 Volume 2, Issue 2 Volume 2, Issue 3 Volume 1, Issue 1