Evidence map›Paper›PMID 30620009›Full record

ArticleLife science alliance2019

Optimized ChIP-seq method facilitates transcription factor profiling in human tumors.

Abhishek A Singh, Karianne Schuurman, Ekaterina Nevedomskaya, Suzan Stelloo, Simon Linder, Marjolein Droog, Yongsoo Kim, Joyce Sanders, Henk van der Poel, Andries M Bergman and 2 more

Abstract read
In one paragraph

Article in Life science alliance, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing 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

31 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

12 authors.

Abhishek A SinghDivisions of Oncogenomics, Oncode Institute, Netherlands Cancer Institute, Amsterdam, the Netherlands.
Karianne SchuurmanDivisions of Oncogenomics, Oncode Institute, Netherlands Cancer Institute, Amsterdam, the Netherlands.
Ekaterina NevedomskayaDivisions of Oncogenomics, Oncode Institute, Netherlands Cancer Institute, Amsterdam, the Netherlands.
Suzan StellooDivisions of Oncogenomics, Oncode Institute, Netherlands Cancer Institute, Amsterdam, the Netherlands.
Simon LinderDivisions of Oncogenomics, Oncode Institute, Netherlands Cancer Institute, Amsterdam, the Netherlands.
Marjolein DroogDivisions of Oncogenomics, Oncode Institute, Netherlands Cancer Institute, Amsterdam, the Netherlands.
Yongsoo KimDivisions of Oncogenomics, Oncode Institute, Netherlands Cancer Institute, Amsterdam, the Netherlands.
Joyce SandersDepartment of Pathology, Netherlands Cancer Institute, Amsterdam, the Netherlands.
Henk van der PoelDepartment of Urology, Netherlands Cancer Institute, Amsterdam, the Netherlands.
Andries M BergmanDivision of Oncogenomics, Netherlands Cancer Institute, Amsterdam, the Netherlands.
Lodewyk Fa WesselsMolecular Carcinogenesis, Oncode Institute, Netherlands Cancer Institute, Amsterdam, the Netherlands.
Wilbert ZwartDivisions of Oncogenomics, Oncode Institute, Netherlands Cancer Institute, Amsterdam, the Netherlands.ORCID 0000-0002-9823-7289

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Chromatin immunoprecipitation (ChIP)-seq analyses of transcription factors in clinical specimens are challenging due to the technical limitations and low quantities of starting material, often resulting in low enrichments and poor signal-to-noise ratio. Here, we present an optimized protocol for transcription factor ChIP-seq analyses in human tissue, yielding an ∼100% success rate for all transcription factors analyzed. As proof of concept and to illustrate general applicability of the approach, human tissue from the breast, prostate, and endometrial cancers were analyzed. In addition to standard formaldehyde fixation, disuccinimidyl glutarate was included in the procedure, greatly increasing data quality. To illustrate the sensitivity of the optimized protocol, we provide high-quality ChIP-seq data for three independent factors (AR, FOXA1, and H3K27ac) from a single core needle prostate cancer biopsy specimen. In summary, double-cross-linking strongly improved transcription factor ChIP-seq quality on human tumor samples, further facilitating and enhancing translational research on limited amounts of tissue.

Indexed as

Base SequenceBinding SitesBiopsy, Large-Core NeedleBreast NeoplasmsChromatin Immunoprecipitation SequencingData AccuracyEndometrial NeoplasmsFemaleHepatocyte Nuclear Factor 3-alphaHistonesHumansMaleMCF-7 CellsProstatic NeoplasmsReceptors, AndrogenSensitivity and SpecificityAR protein, humanFOXA1 protein, humanHepatocyte Nuclear Factor 3-alphaHistonesReceptors, AndrogenTranscription Factors

Identifiers

PMID30620009
PMCPMC6311467

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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.