Evidence map›Paper›PMID 33620319›Full record

ArticleeLife2021

A nuclease- and bisulfite-based strategy captures strand-specific R-loops genome-wide.

Phillip Wulfridge, Kavitha Sarma

Open access · goldAbstract read
In one paragraph

Article in eLife, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed, 1 pooled it
2.8field-weighted citation impact, top 8% 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

29 citing papers in PubMed, 1 synthesis or guideline pooled it, 46 citations in OpenAlex.

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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

2 authors at 1 institution in 1 country.

Phillip WulfridgeGene Expression and Regulation program, The Wistar Institute, Philadelphia, United States.ORCID 0000-0002-7195-6814
Kavitha SarmaGene Expression and Regulation program, The Wistar Institute, Philadelphia, United States.ORCID 0000-0002-3045-210X
The Wistar Institute · US

Funding

Tumor Microenvironment and MetastasisP30CA010815 · NCI · WISTAR INSTITUTE · PI Alessandro Gardini · 1985 to 2026
$75.9M
TRAINING PROGRAM IN BASIC CANCER RESEARCHT32CA009171 · NCI · WISTAR INSTITUTE · PI Alessandro Gardini · 1985 to 2026
$15.3M
Epigenetic regulation through the formation and resolution of R loopsDP2NS105576 · NINDS · WISTAR INSTITUTE · PI SARMA, KAVITHA · 2017 to 2017
$2.9M
NCI NIH HHS P30 CA010815NCI NIH HHS T32 CA009171NINDS NIH HHS DP2 NS105576
6 · The paper itself

Abstract

R-loops are three-stranded nucleic acid structures with essential roles in many nuclear processes. However, their unchecked accumulation is associated with genome instability and is observed in neurodevelopmental diseases and cancers. Genome-wide profiling of R-loops in normal and diseased cells can help identify locations of pathogenic R-loops and advance efforts to attenuate them. We present an antibody-independent R-loop detection strategy, BisMapR, that combines nuclease-based R-loop isolation with non-denaturing bisulfite chemistry to produce genome-wide profiles that retain strand information. BisMapR achieves greater resolution and is faster than existing strand-specific R-loop profiling strategies. In mouse embryonic stem cells, we apply BisMapR to find that gene promoters form R-loops in both directions and uncover a subset of active enhancers that, despite being bidirectionally transcribed, form R-loops exclusively on one strand. BisMapR reveals a previously unnoticed feature of active enhancers and provides a tool to systematically examine their mechanisms in gene expression.

Indexed as

GenomeR-Loop StructuresTranscription, GeneticAnimalsCell LineEndonucleasesMiceSulfitesEndonucleaseshydrogen sulfiteSulfiteschromosomesenhancersgene expressiongeneticsgenome-widegenomicsmouseR-loopsstrand-specific

Identifiers

PMID33620319
PMCPMC7901872
OpenAlexW3130392918

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

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.