Towards Multitarget Testing in Molecular Microbiology

Advantages of PCR assays over more conventional culture-based diagnostics include significantly higher sensitivities and shorter turnaround times. They are particularly useful when patient treatment has already been initiated or for specimens that may contain microorganisms that are slow-growing, di...

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Main Authors: Deborah Steensels, Anne Vankeerberghen, Hans De Beenhouwer
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:International Journal of Microbiology
Online Access:http://dx.doi.org/10.1155/2013/121057
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author Deborah Steensels
Anne Vankeerberghen
Hans De Beenhouwer
author_facet Deborah Steensels
Anne Vankeerberghen
Hans De Beenhouwer
author_sort Deborah Steensels
collection DOAJ
description Advantages of PCR assays over more conventional culture-based diagnostics include significantly higher sensitivities and shorter turnaround times. They are particularly useful when patient treatment has already been initiated or for specimens that may contain microorganisms that are slow-growing, difficult to culture, or for which culture methods do not exist. However, due to genome variability, single target testing might lead to false-negative results. This paper focuses on examples from our own experiences and the literature to provide insight into the limitations of single target testing in molecular biology. Lessons learned from these experiences include the careful design of diagnostic assays, preferably multitargeted, the importance of investigating the incidence and epidemiology of infection in detail, the frequent participation in appropriate quality assurance schemes, and the importance of continuous attentiveness by investigators when confronted with inconsistent results. In conclusion, multitargeted testing in microbiological molecular assays should be a rule.
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spelling doaj-art-8d8789ec6fd146a18556a1935a3d24512025-02-03T05:51:14ZengWileyInternational Journal of Microbiology1687-918X1687-91982013-01-01201310.1155/2013/121057121057Towards Multitarget Testing in Molecular MicrobiologyDeborah Steensels0Anne Vankeerberghen1Hans De Beenhouwer2Department of Microbiology OLV Hospital Aalst, Moorselbaan 164, 9300 Aalst, BelgiumDepartment of Microbiology OLV Hospital Aalst, Moorselbaan 164, 9300 Aalst, BelgiumDepartment of Microbiology OLV Hospital Aalst, Moorselbaan 164, 9300 Aalst, BelgiumAdvantages of PCR assays over more conventional culture-based diagnostics include significantly higher sensitivities and shorter turnaround times. They are particularly useful when patient treatment has already been initiated or for specimens that may contain microorganisms that are slow-growing, difficult to culture, or for which culture methods do not exist. However, due to genome variability, single target testing might lead to false-negative results. This paper focuses on examples from our own experiences and the literature to provide insight into the limitations of single target testing in molecular biology. Lessons learned from these experiences include the careful design of diagnostic assays, preferably multitargeted, the importance of investigating the incidence and epidemiology of infection in detail, the frequent participation in appropriate quality assurance schemes, and the importance of continuous attentiveness by investigators when confronted with inconsistent results. In conclusion, multitargeted testing in microbiological molecular assays should be a rule.http://dx.doi.org/10.1155/2013/121057
spellingShingle Deborah Steensels
Anne Vankeerberghen
Hans De Beenhouwer
Towards Multitarget Testing in Molecular Microbiology
International Journal of Microbiology
title Towards Multitarget Testing in Molecular Microbiology
title_full Towards Multitarget Testing in Molecular Microbiology
title_fullStr Towards Multitarget Testing in Molecular Microbiology
title_full_unstemmed Towards Multitarget Testing in Molecular Microbiology
title_short Towards Multitarget Testing in Molecular Microbiology
title_sort towards multitarget testing in molecular microbiology
url http://dx.doi.org/10.1155/2013/121057
work_keys_str_mv AT deborahsteensels towardsmultitargettestinginmolecularmicrobiology
AT annevankeerberghen towardsmultitargettestinginmolecularmicrobiology
AT hansdebeenhouwer towardsmultitargettestinginmolecularmicrobiology