Evidence map›Paper›PMID 25175075›Full record

ArticleMethods (San Diego, Calif.)2015

oxBS-450K: a method for analysing hydroxymethylation using 450K BeadChips.

Sabrina K Stewart, Tiffany J Morris, Paul Guilhamon, Harry Bulstrode, Martin Bachman, Shankar Balasubramanian, Stephan Beck

Abstract readValidation Study
In one paragraph

Article in Methods (San Diego, Calif.), 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 53 papers.

0numbers the graph read from it
0cells of the map it votes in
53citing 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

53 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

7 authors.

Sabrina K StewartDepartment of Cancer Biology, UCL Cancer Institute, University College London, London WC1E 6BT, UK.
Tiffany J MorrisDepartment of Cancer Biology, UCL Cancer Institute, University College London, London WC1E 6BT, UK.
Paul GuilhamonDepartment of Cancer Biology, UCL Cancer Institute, University College London, London WC1E 6BT, UK.
Harry BulstrodeScottish Centre for Regenerative Medicine, Edinburgh EH16 4UU, UK.
Martin BachmanDepartment of Chemistry, University of Cambridge, Cambridge CB2 1EW, UK.
Shankar BalasubramanianDepartment of Chemistry, University of Cambridge, Cambridge CB2 1EW, UK.
Stephan BeckDepartment of Cancer Biology, UCL Cancer Institute, University College London, London WC1E 6BT, UK. Electronic address: s.beck@ucl.ac.uk.

Funding

Cancer Research UK 11961Medical Research Council G1000411Wellcome TrustWellcome Trust 99148
6 · The paper itself

Abstract

DNA methylation analysis has become an integral part of biomedical research. For high-throughput applications such as epigenome-wide association studies, the Infinium HumanMethylation450 (450K) BeadChip is currently the platform of choice. However, BeadChip processing relies on traditional bisulfite (BS) based protocols which cannot discriminate between 5-methylcytosine (5mC) and 5-hydroxymethylcytosine (5hmC). Here, we report the adaptation of the recently developed oxidative bisulfite (oxBS) chemistry to specifically detect both 5mC and 5hmC in a single workflow using 450K BeadChips, termed oxBS-450K. Supported by validation using mass spectrometry and pyrosequencing, we demonstrate reproducible (R(2)>0.99) detection of 5hmC in human brain tissue using the optimised oxBS-450K protocol described here.

Indexed as

DNA MethylationEpigenomicsHumansOligonucleotide Array Sequence AnalysisReproducibility of ResultsSequence Analysis, DNA450K BeadChipBisulfite conversionDNA methylationEpigeneticsHydroxymethylationOxidation

Identifiers

PMID25175075
PMCPMC4304834

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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.