Evidence map›Paper›PMID 19553189›Full record

ArticleNucleic acids research2009

Separation of 1-23-kb complementary DNA strands by urea-agarose gel electrophoresis.

Eva Hegedüs, Endre Kókai, Alexander Kotlyar, Viktor Dombrádi, Gábor Szabó

Abstract read
In one paragraph

Article in Nucleic acids research, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing 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

13 citing papers in PubMed.

  1. Article
  2. Article
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  5. Article
  6. Guide-free Cas9 from pathogenicScience advances · 2020
    Article
  7. Article
  8. Near-continuously synthesized leading strands inProceedings of the National Academy of Sciences of the United States of America · 2019
    Article
  9. Article
  10. Article
  11. Article
  12. Article
  13. 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

5 authors.

Eva HegedüsDepartment of Biophysics and Cell Biology, University of Debrecen, 4012 Debrecen, Nagyerdei krt. 98, Hungary.
Endre Kókai
Alexander Kotlyar
Viktor Dombrádi
Gábor Szabó

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Double-stranded (ds), as well as denatured, single-stranded (ss) DNA samples can be analyzed on urea-agarose gels. Here we report that after denaturation by heat in the presence of 8 M urea, the two strands of the same ds DNA fragment of approximately 1-20-kb size migrate differently in 1 M urea containing agarose gels. The two strands are readily distinguished on Southern blots by ss-specific probes. The different migration of the two strands could be attributed to their different, base composition-dependent conformation impinging on the electrophoretic mobility of the ss molecules. This phenomenon can be exploited for the efficient preparation of strand-specific probes and for the separation of the complementary DNA strands for subsequent analysis, offering a new tool for various cell biological research areas.

Indexed as

DNA, ComplementaryDNA, FungalDNA, Single-StrandedElectrophoresis, Agar GelNucleic Acid DenaturationSaccharomyces cerevisiaeUreaDNA, ComplementaryDNA, FungalDNA, Single-StrandedUrea

Identifiers

PMID19553189
PMCPMC2761254

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Registered trials

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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.