A Correlation Between the Genes Responsible for Penicillin and Erythromycin Resistance in Streptococcus Pneumoniae and the Minimum Inhibitory Concentration (MIC) Values: A Potential Approach for Molecular Detection of Susceptibility

The correlation of pbp 2b restriction fragment length polymorphism (RFLP) patterns of fifty clinical isolates of Malaysian Streptococcus pneumoniae, as well as the distribution of determinant genes for erythromycin resistance; mefE and ermB, with the respective minimum inhibitory concentration (MIC)...

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Main Authors: Desa, Mohd Nasir Mohd, Thong, Kwai Lin, Navaratnam, Parasakthi
Format: Article
Language:en
Published: Malaysian Society for Biochemistry and Molecular Biology 2005
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Online Access:http://eprints.um.edu.my/5652/1/A_correlation_between_the_genes_responsible_for_penicillin_and_erythromycin_resistance_in_Streptococcus_pneumoniae_and_the_minimum_inhibitory_concentration_%28MIC%29.pdf
http://eprints.um.edu.my/5652/
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author Desa, Mohd Nasir Mohd
Thong, Kwai Lin
Navaratnam, Parasakthi
author_facet Desa, Mohd Nasir Mohd
Thong, Kwai Lin
Navaratnam, Parasakthi
author_sort Desa, Mohd Nasir Mohd
building UM Library
collection Institutional Repository
content_provider Universiti Malaya
content_source UM Research Repository
continent Asia
country Malaysia
description The correlation of pbp 2b restriction fragment length polymorphism (RFLP) patterns of fifty clinical isolates of Malaysian Streptococcus pneumoniae, as well as the distribution of determinant genes for erythromycin resistance; mefE and ermB, with the respective minimum inhibitory concentration (MIC) values for penicillin and erythromycin (determined by agar dilution method) were examined. Strains with penicillin MIC of ≥ 0.5 μg/ml had unique pbp 2b RFLP patterns that were absent in the penicillinsusceptible strains. The prevalence of ermB, either alone or together with mefE, was frequently observed in strains with higher MIC values (> 8 μg/ml) whereas mefE alone was observed in strains with lower MIC values (1 μg/ml - 4 μg/ml). This showed that the pbp 2b RFLP patterns and the distribution of mefE and ermB genes followed certain patterns in relation to the susceptibility. This correlation may thus be used as a diagnostic criterion for molecular detection of resistance.
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spelling my.um.eprints-56522018-10-15T01:54:36Z http://eprints.um.edu.my/5652/ A Correlation Between the Genes Responsible for Penicillin and Erythromycin Resistance in Streptococcus Pneumoniae and the Minimum Inhibitory Concentration (MIC) Values: A Potential Approach for Molecular Detection of Susceptibility Desa, Mohd Nasir Mohd Thong, Kwai Lin Navaratnam, Parasakthi Q Science (General) QH Natural history QR Microbiology The correlation of pbp 2b restriction fragment length polymorphism (RFLP) patterns of fifty clinical isolates of Malaysian Streptococcus pneumoniae, as well as the distribution of determinant genes for erythromycin resistance; mefE and ermB, with the respective minimum inhibitory concentration (MIC) values for penicillin and erythromycin (determined by agar dilution method) were examined. Strains with penicillin MIC of ≥ 0.5 μg/ml had unique pbp 2b RFLP patterns that were absent in the penicillinsusceptible strains. The prevalence of ermB, either alone or together with mefE, was frequently observed in strains with higher MIC values (> 8 μg/ml) whereas mefE alone was observed in strains with lower MIC values (1 μg/ml - 4 μg/ml). This showed that the pbp 2b RFLP patterns and the distribution of mefE and ermB genes followed certain patterns in relation to the susceptibility. This correlation may thus be used as a diagnostic criterion for molecular detection of resistance. Malaysian Society for Biochemistry and Molecular Biology 2005 Article PeerReviewed application/pdf en http://eprints.um.edu.my/5652/1/A_correlation_between_the_genes_responsible_for_penicillin_and_erythromycin_resistance_in_Streptococcus_pneumoniae_and_the_minimum_inhibitory_concentration_%28MIC%29.pdf Desa, Mohd Nasir Mohd and Thong, Kwai Lin and Navaratnam, Parasakthi (2005) A Correlation Between the Genes Responsible for Penicillin and Erythromycin Resistance in Streptococcus Pneumoniae and the Minimum Inhibitory Concentration (MIC) Values: A Potential Approach for Molecular Detection of Susceptibility. Malaysian Journal of Biochemistry and Molecular Biology, 12. pp. 55-57. ISSN 1511-2616, http://msbmb2010.wixsite.com/mjbmb
spellingShingle Q Science (General)
QH Natural history
QR Microbiology
Desa, Mohd Nasir Mohd
Thong, Kwai Lin
Navaratnam, Parasakthi
A Correlation Between the Genes Responsible for Penicillin and Erythromycin Resistance in Streptococcus Pneumoniae and the Minimum Inhibitory Concentration (MIC) Values: A Potential Approach for Molecular Detection of Susceptibility
title A Correlation Between the Genes Responsible for Penicillin and Erythromycin Resistance in Streptococcus Pneumoniae and the Minimum Inhibitory Concentration (MIC) Values: A Potential Approach for Molecular Detection of Susceptibility
title_full A Correlation Between the Genes Responsible for Penicillin and Erythromycin Resistance in Streptococcus Pneumoniae and the Minimum Inhibitory Concentration (MIC) Values: A Potential Approach for Molecular Detection of Susceptibility
title_fullStr A Correlation Between the Genes Responsible for Penicillin and Erythromycin Resistance in Streptococcus Pneumoniae and the Minimum Inhibitory Concentration (MIC) Values: A Potential Approach for Molecular Detection of Susceptibility
title_full_unstemmed A Correlation Between the Genes Responsible for Penicillin and Erythromycin Resistance in Streptococcus Pneumoniae and the Minimum Inhibitory Concentration (MIC) Values: A Potential Approach for Molecular Detection of Susceptibility
title_short A Correlation Between the Genes Responsible for Penicillin and Erythromycin Resistance in Streptococcus Pneumoniae and the Minimum Inhibitory Concentration (MIC) Values: A Potential Approach for Molecular Detection of Susceptibility
title_sort correlation between the genes responsible for penicillin and erythromycin resistance in streptococcus pneumoniae and the minimum inhibitory concentration (mic) values: a potential approach for molecular detection of susceptibility
topic Q Science (General)
QH Natural history
QR Microbiology
url http://eprints.um.edu.my/5652/1/A_correlation_between_the_genes_responsible_for_penicillin_and_erythromycin_resistance_in_Streptococcus_pneumoniae_and_the_minimum_inhibitory_concentration_%28MIC%29.pdf
http://eprints.um.edu.my/5652/
http://msbmb2010.wixsite.com/mjbmb
url_provider http://eprints.um.edu.my/