Evidence map›Paper›PMID 23214925›Full record

ArticleAnalytical chemistry2013

Cyclopentane-peptide nucleic acids for qualitative, quantitative, and repetitive detection of nucleic acids.

Christopher M Micklitsch, Bereket Yemane Oquare, Chao Zhao, Daniel H Appella

Abstract read
In one paragraph

Article in Analytical chemistry, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

  1. Article
  2. Review
  3. Article
  4. Article
  5. 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

4 authors.

Christopher M MicklitschLaboratory of Bioorganic Chemistry, NIDDK, NIH , DHHS, Bethesda, Maryland 20892, United States.
Bereket Yemane Oquare
Chao Zhao
Daniel H Appella

Funding

Chemically Modified Peptide Nucleic AcidsZIADK031143 · NIDDK · NATIONAL INSTITUTE OF DIABETES AND DIGESTIVE AND KIDNEY DISEASES · PI APPELLA, DANIEL H · 2009 to 2025
$13.9M
Intramural NIH HHS ZIA DK031143
6 · The paper itself

Abstract

We report the development of chemically modified peptide nucleic acids (PNAs) as probes for qualitative and quantitative detection of DNA. The remarkable stability of PNAs toward enzymatic degradation makes this class of molecules ideal to develop as part of a diagnostic device that can be used outside of a laboratory setting. Using an enzyme-linked reporter assay, we demonstrate that excellent levels of detection and accuracy for anthrax DNA can be achieved using PNA probes with suitable chemical components designed into the probe. In addition, we report on DNA-templated cross-linking of PNA probes as a way to preserve genetic information for repetitive and subsequent analysis. This report is the first detailed examination of the qualitative and quantitative properties of chemically modified PNA for nucleic acid detection and provides a platform for studying and optimizing PNA probes prior to incorporation into new technological platforms.

Indexed as

Enzyme-Linked Immunosorbent AssayBacillus anthracisCyclopentanesDNA, BacterialNucleic Acid HybridizationPeptide Nucleic AcidsCyclopentanesDNA, BacterialPeptide Nucleic Acids

Identifiers

PMID23214925
PMCPMC3535555

What OpenQuestion holds

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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.