Evidence map›Paper›PMID 31209299›Full record

ArticleNature chemistry2019

Sequencing abasic sites in DNA at single-nucleotide resolution.

Zheng J Liu, Sergio Martínez Cuesta, Pieter van Delft, Shankar Balasubramanian

Abstract read
In one paragraph

Article in Nature chemistry, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed
3.9field-weighted citation impact, top 5% of its field
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

37 citing papers in PubMed, 81 citations in OpenAlex.

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  6. A Fluorogenic Hydrazino-Pictet-Spengler Reaction in Live Cells.Angewandte Chemie (International ed. in English) · 2025
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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 at 1 institution in 2 countries.

Zheng J LiuDepartment of Chemistry, University of Cambridge, Cambridge, UK.
Sergio Martínez CuestaDepartment of Chemistry, University of Cambridge, Cambridge, UK.
Pieter van DelftDepartment of Chemistry, University of Cambridge, Cambridge, UK.
Shankar BalasubramanianDepartment of Chemistry, University of Cambridge, Cambridge, UK. sb10031@cam.ac.uk.ORCID http://orcid.org/0000-0002-0281-5815
University of Cambridge · GB

Funding

Wellcome Trust 209441
6 · The paper itself

Abstract

In DNA, the loss of a nucleobase by hydrolysis generates an abasic site. Formed as a result of DNA damage, as well as a key intermediate during the base excision repair pathway, abasic sites are frequent DNA lesions that can lead to mutations and strand breaks. Here we present snAP-seq, a chemical approach that selectively exploits the reactive aldehyde moiety at abasic sites to reveal their location within DNA at single-nucleotide resolution. Importantly, the approach resolves abasic sites from other aldehyde functionalities known to exist in genomic DNA. snAP-seq was validated on synthetic DNA and then applied to two separate genomes. We studied the distribution of thymine modifications in the Leishmania major genome by enzymatically converting these modifications into abasic sites followed by abasic site mapping. We also applied snAP-seq directly to HeLa DNA to provide a map of endogenous abasic sites in the human genome.

Indexed as

AldehydesBase SequenceDNADNA-(Apurinic or Apyrimidinic Site) LyaseDNA DamageGene Knockdown TechniquesGenomeHeLa CellsHumansLeishmania majorMolecular ProbesSequence Analysis, DNAThymineUracil-DNA GlycosidaseAldehydesAPEX1 protein, humanDNADNA-(Apurinic or Apyrimidinic Site) LyaseMolecular ProbesThymineUracil-DNA Glycosidase

Identifiers

PMID31209299
PMCPMC6589398
OpenAlexW2953265721

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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.