Evidence map›Paper›PMID 18940864›Full record

ArticleNucleic acids research2008

Optimization of experimental design parameters for high-throughput chromatin immunoprecipitation studies.

Romina Ponzielli, Paul C Boutros, Sigal Katz, Angelina Stojanova, Adam P Hanley, Fereshteh Khosravi, Christina Bros, Igor Jurisica, Linda Z Penn

Open access · goldAbstract readValidation Study
In one paragraph

Article in Nucleic acids research, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
2.1field-weighted citation impact, top 13% 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

17 citing papers in PubMed, 33 citations in OpenAlex.

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  12. 3-methylcholanthrene induces differential recruitment of aryl hydrocarbon receptor to human promoters.Toxicological sciences : an official journal of the Society of Toxicology · 2010
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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

9 authors at 2 institutions in 3 countries.

Romina PonzielliDivision of Cancer Genomics and Proteomics, Ontario Cancer Institute, University Health Network, University of Toronto, Toronto, ON, Canada.
Paul C Boutros
Sigal Katz
Angelina Stojanova
Adam P Hanley
Fereshteh Khosravi
Christina Bros
Igor Jurisica
Linda Z Penn
University Health Network · CAOntario Institute for Cancer Research · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

High-throughput, microarray-based chromatin immunoprecipitation (ChIP-chip) technology allows in vivo elucidation of transcriptional networks. However this complex is not yet readily accessible, in part because its many parameters have not been systematically evaluated and optimized. We address this gap by systematically assessing experimental-design parameters including antibody purity, dye-bias, array-batch, inter-day hybridization bias, amplification method and choice of hybridization control. The combined performance of these optimized parameters shows a 90% validation rate in ChIP-chip analysis of Myc genomic binding in HL60 cells using two different microarray platforms. Increased sensitivity and decreased noise in ChIP-chip assays will enable wider use of this methodology to accurately and affordably elucidate transcriptional networks.

Indexed as

AntibodiesChromatin ImmunoprecipitationHL-60 CellsHumansOligonucleotide Array Sequence AnalysisPolymerase Chain ReactionProto-Oncogene Proteins c-mycRegulatory Elements, TranscriptionalAntibodiesProto-Oncogene Proteins c-myc

Identifiers

PMID18940864
PMCPMC2588500
OpenAlexW2169628276

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.