Evidence map›Paper›PMID 21637205›Full record

ArticleNature protocols2011

Genome-scale analysis of replication timing: from bench to bioinformatics.

Tyrone Ryba, Dana Battaglia, Benjamin D Pope, Ichiro Hiratani, David M Gilbert

Abstract read
In one paragraph

Article in Nature protocols, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 87 papers.

0numbers the graph read from it
0cells of the map it votes in
87citing 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

87 citing papers in PubMed.

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  15. MLL3/MLL4 enzymatic activity shapes DNA replication timing.bioRxiv : the preprint server for biology · 2023
    Article
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  20. Optimized Repli-seq: improved DNA replication timing analysis by next-generation sequencing.Chromosome research : an international journal on the molecular, supramolecular and evolutionary aspects of chromosome biology · 2022
    Article

27 more citing papers are in PubMed but not listed here.

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.

Tyrone RybaDepartment of Biological Science, Florida State University, Tallahassee, USA.
Dana Battaglia
Benjamin D Pope
Ichiro Hiratani
David M Gilbert

Funding

UNDERSTANDING MECHANISMS OF hESC SELF-RENEWAL AND CELL FATE COMMITMENTP01GM085354 · NIGMS · UNIVERSITY OF GEORGIA · PI DALTON, STEPHEN · 2008 to 2018
$18.3M
Genome Plasticity during ES Cell Differentiation to Neural LineagesR01GM083337 · NIGMS · SAN DIEGO BIOMEDICAL RESEARCH INSTITUTE · PI David M Gilbert · 2007 to 2026
$6.1M
NIGMS NIH HHS GM083337NIGMS NIH HHS GM085354NIGMS NIH HHS P01 GM085354NIGMS NIH HHS R01 GM083337
6 · The paper itself

Abstract

Replication timing profiles are cell type-specific and reflect genome organization changes during differentiation. In this protocol, we describe how to analyze genome-wide replication timing (RT) in mammalian cells. Asynchronously cycling cells are pulse labeled with the nucleotide analog 5-bromo-2-deoxyuridine (BrdU) and sorted into S-phase fractions on the basis of DNA content using flow cytometry. BrdU-labeled DNA from each fraction is immunoprecipitated, amplified, differentially labeled and co-hybridized to a whole-genome comparative genomic hybridization microarray, which is currently more cost effective than high-throughput sequencing and equally capable of resolving features at the biologically relevant level of tens to hundreds of kilobases. We also present a guide to analyzing the resulting data sets based on methods we use routinely. Subjects include normalization, scaling and data quality measures, LOESS (local polynomial) smoothing of RT values, segmentation of data into domains and assignment of timing values to gene promoters. Finally, we cover clustering methods and means to relate changes in the replication program to gene expression and other genetic and epigenetic data sets. Some experience with R or similar programming languages is assumed. All together, the protocol takes ∼3 weeks per batch of samples.

Indexed as

DNA ReplicationBromodeoxyuridineComparative Genomic HybridizationComputational BiologyFlow CytometryGenomicsImmunoprecipitationNucleic Acid Amplification TechniquesSoftwareS PhaseBromodeoxyuridine

Identifiers

PMID21637205
PMCPMC3111951

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.