Spa typing and identification of pvl genes of meticillin-resistant Staphylococcus aureus isolated from a Libyan hospital in Tripoli

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Ahmed MO, Baptiste KE, Daw MA, Elramalli AK, Abouzeed YM, Petersen A.

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J Glob Antimicrob Resist. 2017 Sep;10:179-181. doi: 10.1016/j.jgar.2017.06.004. Epub 2017 Jul 19.

Abstract

OBJECTIVES: The purpose of the study was to investigate the molecular characteristics of meticillin-resistant Staphylococcus aureus (MRSA) isolated from clinical sources in Tripoli, Libya. METHODS: A total of 95 MRSA strains collected at the Tripoli medical Centre were investigated by spa typing and identification of the Panton-Valentine Leukocidin (pvl) genes. RESULTS: A total of 26 spa types were characterized and distributed among nine clonal complexes; CC5 (n=32), CC80 (n=18), CC8 (n=17) and CC22 (n=12) were the most prevalent clonal complexes. In total, 34% of the isolates were positive for PVL. CONCLUSIONS: This study demonstrated the presence of CA-MRSA and pvl positive strains in hospital settings and underlines the importance of using molecular typing to investigate the epidemiology of MRSA. Preventative measures and surveillance systems are needed to control and minimize the spread of MRSA in the Libyan health care system. CI – Copyright © 2017 International Society for Chemotherapy of Infection and Cancer. Published by Elsevier Ltd. All rights reserved.

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Link/DOI: 10.1016/j.jgar.2017.06.004