Evidence map›Paper›PMID 19706437›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2009

Nonlinear electrophoretic response yields a unique parameter for separation of biomolecules.

Joel Pel, David Broemeling, Laura Mai, Hau-Ling Poon, Giorgia Tropini, René L Warren, Robert A Holt, Andre Marziali

Registry-linked trialAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT02171286 (The Oncopanel Pilot), which is not on this map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing 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.

NCT02171286 completednot on this mapstarted 2014, after this paper: background citation

The Oncopanel Pilot (TOP) Study

TypeobservationalSponsorBritish Columbia Cancer AgencyRan2014 to 2017Enrolled432ConditionsColorectal Cancer Metastatic, Advanced Non-Small Cell Lung Carcinoma, Advanced Melanoma, Gastrointestinal Stromal Tumors
3 · Its place in the literature

Who cites it

19 citing papers in PubMed.

  1. Article
  2. Article
  3. Detection of Circulating Tumor DNA in Plasma Using Targeted Sequencing.Methods in molecular biology (Clifton, N.J.) · 2023
    Article
  4. Review
  5. Article
  6. Review
  7. Article
  8. Article
  9. Culture-independent discovery of natural products from soil metagenomes.Journal of industrial microbiology & biotechnology · 2016
    Review
  10. Article
  11. Article
  12. Article
  13. Metagenomic small molecule discovery methods.Current opinion in microbiology · 2014
    Article
  14. Article
  15. Review
  16. Review
  17. Article
  18. Article
  19. Article
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

8 authors.

Joel PelDepartment of Physics and Astronomy, University of British Columbia, Vancouver, BC V6T 1Z1, Canada.
David Broemeling
Laura Mai
Hau-Ling Poon
Giorgia Tropini
René L Warren
Robert A Holt
Andre Marziali

Funding

High molecular weight DNA purification instrument for metagenomicsR01HG003640 · NHGRI · UNIVERSITY OF BRITISH COLUMBIA · PI MARZIALI, ANDRE · 2006 to 2009
$744k
NHGRI NIH HHS R01 HG003640NHGRI NIH HHS R01HG003640
6 · The paper itself

Abstract

We demonstrate a unique parameter for biomolecule separation that results from the nonlinear response of long, charged polymers to electrophoretic fields and apply it to extraction and concentration of nucleic acids from samples that perform poorly under conventional methods. Our method is based on superposition of synchronous, time-varying electrophoretic fields, which can generate net drift of charged molecules even when the time-averaged molecule displacement generated by each field individually is zero. Such drift can only occur for molecules, such as DNA, whose motive response to electrophoretic fields is nonlinear. Consequently, we are able to concentrate DNA while rejecting high concentrations of contaminants. We demonstrate one application of this method by extracting DNA from challenging samples originating in the Athabasca oil sands.

Indexed as

DNAElectrophoresisNonlinear DynamicsOilsSilicon DioxideDNAOilsSilicon Dioxide

Identifiers

PMID19706437
PMCPMC2728113

What OpenQuestion holds

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Registered trials

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.