PREVALENCE OF EXFOLIATIVE TOXIN GENES AMONG CLINICAL ISOLATES OF STAPHYLOCOCCUS AUREUS IN IRAQ

The aim of this study is to determine the prevalence of eta, etb and etd genes among clinical isolates of S. aureus. 91 isolates of the bacterium were isolated from different clinical sites during the period from 2019 to 2020 from Baghdad hospitals, all the isolates were diagnosed by different bioc...

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Main Authors: H. Y. Yassin, A. K. Melconian, S. S. Mahmood
Format: Article
Language:English
Published: Baghdad University 2022-04-01
Series:The Iraqi Journal of Agricultural science
Subjects:
Online Access:https://jcoagri.uobaghdad.edu.iq/index.php/intro/article/view/1554
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author H. Y. Yassin
A. K. Melconian
S. S. Mahmood
author_facet H. Y. Yassin
A. K. Melconian
S. S. Mahmood
author_sort H. Y. Yassin
collection DOAJ
description The aim of this study is to determine the prevalence of eta, etb and etd genes among clinical isolates of S. aureus. 91 isolates of the bacterium were isolated from different clinical sites during the period from 2019 to 2020 from Baghdad hospitals, all the isolates were diagnosed by different biochemical tests and molecular method (PCR) using nuc gene. the PCR technique was used to detect eta, etb and etd genes among the isolates, the results showed that  91(100%) of the isolates were have nuc gene. while, 83 ( 91.2%) of the isolates at least carrying one of the ET genes; 20 (22%) , 0 (0%) and 63 (69.2%) of the 91 isolates expressed eta, etb and etd genes, respectively. While, 8 (8.8%) of isolates were lacking of these genes. In addition, 14 (15.4%) of isolates were carrying both eta and etd genes. Although the etd gene was found in all sample types, but eta gene was found only in wound, ear, throat and nose while, etb gene was not found in all types of clinical samples.
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spelling doaj.art-35dba576902841d1863aac896411e3962022-12-22T00:22:31ZengBaghdad UniversityThe Iraqi Journal of Agricultural science0075-05302410-08622022-04-0153210.36103/ijas.v53i2.1554PREVALENCE OF EXFOLIATIVE TOXIN GENES AMONG CLINICAL ISOLATES OF STAPHYLOCOCCUS AUREUS IN IRAQH. Y. YassinA. K. MelconianS. S. Mahmood The aim of this study is to determine the prevalence of eta, etb and etd genes among clinical isolates of S. aureus. 91 isolates of the bacterium were isolated from different clinical sites during the period from 2019 to 2020 from Baghdad hospitals, all the isolates were diagnosed by different biochemical tests and molecular method (PCR) using nuc gene. the PCR technique was used to detect eta, etb and etd genes among the isolates, the results showed that  91(100%) of the isolates were have nuc gene. while, 83 ( 91.2%) of the isolates at least carrying one of the ET genes; 20 (22%) , 0 (0%) and 63 (69.2%) of the 91 isolates expressed eta, etb and etd genes, respectively. While, 8 (8.8%) of isolates were lacking of these genes. In addition, 14 (15.4%) of isolates were carrying both eta and etd genes. Although the etd gene was found in all sample types, but eta gene was found only in wound, ear, throat and nose while, etb gene was not found in all types of clinical samples. https://jcoagri.uobaghdad.edu.iq/index.php/intro/article/view/1554PCR, scalded skin syndrome, nuc gene, molecular method.
spellingShingle H. Y. Yassin
A. K. Melconian
S. S. Mahmood
PREVALENCE OF EXFOLIATIVE TOXIN GENES AMONG CLINICAL ISOLATES OF STAPHYLOCOCCUS AUREUS IN IRAQ
The Iraqi Journal of Agricultural science
PCR, scalded skin syndrome, nuc gene, molecular method.
title PREVALENCE OF EXFOLIATIVE TOXIN GENES AMONG CLINICAL ISOLATES OF STAPHYLOCOCCUS AUREUS IN IRAQ
title_full PREVALENCE OF EXFOLIATIVE TOXIN GENES AMONG CLINICAL ISOLATES OF STAPHYLOCOCCUS AUREUS IN IRAQ
title_fullStr PREVALENCE OF EXFOLIATIVE TOXIN GENES AMONG CLINICAL ISOLATES OF STAPHYLOCOCCUS AUREUS IN IRAQ
title_full_unstemmed PREVALENCE OF EXFOLIATIVE TOXIN GENES AMONG CLINICAL ISOLATES OF STAPHYLOCOCCUS AUREUS IN IRAQ
title_short PREVALENCE OF EXFOLIATIVE TOXIN GENES AMONG CLINICAL ISOLATES OF STAPHYLOCOCCUS AUREUS IN IRAQ
title_sort prevalence of exfoliative toxin genes among clinical isolates of staphylococcus aureus in iraq
topic PCR, scalded skin syndrome, nuc gene, molecular method.
url https://jcoagri.uobaghdad.edu.iq/index.php/intro/article/view/1554
work_keys_str_mv AT hyyassin prevalenceofexfoliativetoxingenesamongclinicalisolatesofstaphylococcusaureusiniraq
AT akmelconian prevalenceofexfoliativetoxingenesamongclinicalisolatesofstaphylococcusaureusiniraq
AT ssmahmood prevalenceofexfoliativetoxingenesamongclinicalisolatesofstaphylococcusaureusiniraq