Evidence map›Paper›PMID 23370016›Full record

ArticleLab on a chip2013

A microfluidic chip integrating DNA extraction and real-time PCR for the detection of bacteria in saliva.

Emily A Oblath, W Hampton Henley, Jean Pierre Alarie, J Michael Ramsey

Abstract read
In one paragraph

Article in Lab on a chip, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 47 papers.

0numbers the graph read from it
0cells of the map it votes in
47citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

47 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Emily A OblathDepartment of Chemistry, University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, USA.
W Hampton Henley
Jean Pierre Alarie
J Michael Ramsey

Funding

Microsensor Arrays for Saliva DiagnosticsU01DE017788 · NIDCR · TUFTS UNIVERSITY MEDFORD · PI WALT, DAVID R. · 2006 to 2010
$8.2M
NIDCR NIH HHS U01 DE017788NIDCR NIH HHS U01DE017788-2
6 · The paper itself

Abstract

A microfluidic chip integrating DNA extraction, amplification, and detection for the identification of bacteria in saliva is described. The chip design integrated a monolithic aluminum oxide membrane (AOM) for DNA extraction with seven parallel reaction wells for real-time polymerase chain reaction (rtPCR) amplification of the extracted DNA. Samples were first heated to lyse target organisms and then added to the chip and filtered through the nanoporous AOM to extract the DNA. PCR reagents were added to each of the wells and the chip was thermocycled. Identification of Streptococcus mutans in a saliva sample is demonstrated along with the detection of 300 fg (100-125 copies) of both methicillin-susceptible Staphylococcus aureus (MSSA) and methicillin-resistant S. aureus (MRSA) genomic DNA (gDNA) spiked into a saliva sample. Multiple target species and strains of bacteria can be simultaneously identified in the same sample by varying the primers and probes used in each of the seven reaction wells. In initial tests, as little as 30 fg (8-12 copies) of MSSA gDNA in buffer has been successfully amplified and detected with this device.

Indexed as

DNA, BacterialDNA ContaminationDNA PrimersHumansMethicillin-Resistant Staphylococcus aureusMicrofluidic Analytical TechniquesReal-Time Polymerase Chain ReactionSalivaStreptococcus mutansTime FactorsDNA, BacterialDNA Primers

Identifiers

PMID23370016
PMCPMC3617581

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.