Making standards for quantitative real-time pneumococcal PCR

Quantitative lytA PCR is often performed using in-house standards. We hypothesised equivalence when measuring a standard suspension of Streptococcus pneumoniae by colony-forming-units (CFU) or genome-copies. Median (IQR) ratio of CFU/genome-copies was 0.19 (0.1–1.2). Genome-copies were less variable...

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Main Authors: Susan C. Morpeth, Jim F. Huggett, David R. Murdoch, J. Anthony G. Scott
Format: Article
Language:English
Published: Elsevier 2014-12-01
Series:Biomolecular Detection and Quantification
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2214753514000114
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spelling doaj-c748bc4a0b234487bb956268f11fdf002020-11-25T03:27:50ZengElsevierBiomolecular Detection and Quantification2214-75352014-12-012C1310.1016/j.bdq.2014.11.003Making standards for quantitative real-time pneumococcal PCRSusan C. Morpeth0Jim F. Huggett1David R. Murdoch2J. Anthony G. Scott3KEMRI-Wellcome Trust Research Programme, Kilifi, KenyaMolecular & Cell Biology, LGC, London, United KingdomDepartment of Pathology, University of Otago, Christchurch, New ZealandKEMRI-Wellcome Trust Research Programme, Kilifi, KenyaQuantitative lytA PCR is often performed using in-house standards. We hypothesised equivalence when measuring a standard suspension of Streptococcus pneumoniae by colony-forming-units (CFU) or genome-copies. Median (IQR) ratio of CFU/genome-copies was 0.19 (0.1–1.2). Genome-copies were less variable than CFU, but the discrepancy between the methods highlights challenges with absolute quantification.http://www.sciencedirect.com/science/article/pii/S2214753514000114QuantitativeReal-time PCRStreptococcus pneumoniaeStandards
collection DOAJ
language English
format Article
sources DOAJ
author Susan C. Morpeth
Jim F. Huggett
David R. Murdoch
J. Anthony G. Scott
spellingShingle Susan C. Morpeth
Jim F. Huggett
David R. Murdoch
J. Anthony G. Scott
Making standards for quantitative real-time pneumococcal PCR
Biomolecular Detection and Quantification
Quantitative
Real-time PCR
Streptococcus pneumoniae
Standards
author_facet Susan C. Morpeth
Jim F. Huggett
David R. Murdoch
J. Anthony G. Scott
author_sort Susan C. Morpeth
title Making standards for quantitative real-time pneumococcal PCR
title_short Making standards for quantitative real-time pneumococcal PCR
title_full Making standards for quantitative real-time pneumococcal PCR
title_fullStr Making standards for quantitative real-time pneumococcal PCR
title_full_unstemmed Making standards for quantitative real-time pneumococcal PCR
title_sort making standards for quantitative real-time pneumococcal pcr
publisher Elsevier
series Biomolecular Detection and Quantification
issn 2214-7535
publishDate 2014-12-01
description Quantitative lytA PCR is often performed using in-house standards. We hypothesised equivalence when measuring a standard suspension of Streptococcus pneumoniae by colony-forming-units (CFU) or genome-copies. Median (IQR) ratio of CFU/genome-copies was 0.19 (0.1–1.2). Genome-copies were less variable than CFU, but the discrepancy between the methods highlights challenges with absolute quantification.
topic Quantitative
Real-time PCR
Streptococcus pneumoniae
Standards
url http://www.sciencedirect.com/science/article/pii/S2214753514000114
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