Evidence map›Paper›PMID 34381057›Full record

ArticleScientific data2021

A merged microarray meta-dataset for transcriptionally profiling colorectal neoplasm formation and progression.

Michael Rohr, Jordan Beardsley, Sai Preethi Nakkina, Xiang Zhu, Jihad Aljabban, Dexter Hadley, Deborah Altomare

Abstract readDataset
In one paragraph

Article in Scientific data, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing 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

11 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.

Michael RohrBurnett School of Biomedical Sciences, College of Medicine, University of Central Florida, Orlando, FL, USA.ORCID 0000-0002-2663-084X
Jordan BeardsleyBurnett School of Biomedical Sciences, College of Medicine, University of Central Florida, Orlando, FL, USA.
Sai Preethi NakkinaBurnett School of Biomedical Sciences, College of Medicine, University of Central Florida, Orlando, FL, USA.
Xiang ZhuBurnett School of Biomedical Sciences, College of Medicine, University of Central Florida, Orlando, FL, USA.
Jihad AljabbanDepartment of Medicine, University of Wisconsin Hospital and Clinics, Madison, WI, USA.
Dexter HadleyDepartment of Clinical Sciences, College of Medicine, University of Central Florida, Orlando, FL, USA.
Deborah AltomareBurnett School of Biomedical Sciences, College of Medicine, University of Central Florida, Orlando, FL, USA. Deborah.altomare@ucf.edu.

Funding

Crowd-Assisted Deep Learning (CrADLe) Digital Curation to Translate Big Data into Precision MedicineU01LM012675 · NLM · UNIVERSITY OF CENTRAL FLORIDA · PI HADLEY, DEXTER D · 2017 to 2020
$2.1M
Crowd-sourcing A STAR Functional Genomic Characterization of Cancer with Open Big DataUH2CA203792 · NCI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI HADLEY, DEXTER D · 2016 to 2017
$634k
The Role of Klotho Beta in Colorectal Cancer TumorigenesisF30CA257492 · NCI · UNIVERSITY OF CENTRAL FLORIDA · PI ROHR, MICHAEL W · 2021 to 2023
$97k
NCI NIH HHS F30 CA257492NCI NIH HHS UH2 CA203792NLM NIH HHS U01 LM012675U.S. Department of Health & Human Services | NIH | National Cancer Institute (NCI) F30CA257492
6 · The paper itself

Abstract

Transcriptional profiling of pre- and post-malignant colorectal cancer (CRC) lesions enable temporal monitoring of molecular events underlying neoplastic progression. However, the most widely used transcriptomic dataset for CRC, TCGA-COAD, is devoid of adenoma samples, which increases reliance on an assortment of disparate microarray studies and hinders consensus building. To address this, we developed a microarray meta-dataset comprising 231 healthy, 132 adenoma, and 342 CRC tissue samples from twelve independent studies. Utilizing a stringent analytic framework, select datasets were downloaded from the Gene Expression Omnibus, normalized by frozen robust multiarray averaging and subsequently merged. Batch effects were then identified and removed by empirical Bayes estimation (ComBat). Finally, the meta-dataset was filtered for low variant probes, enabling downstream differential expression as well as quantitative and functional validation through cross-platform correlation and enrichment analyses, respectively. Overall, our meta-dataset provides a robust tool for investigating colorectal adenoma formation and malignant transformation at the transcriptional level with a pipeline that is modular and readily adaptable for similar analyses in other cancer types.

Indexed as

Gene Expression ProfilingAdenomaAgedCell Transformation, NeoplasticColorectal NeoplasmsFemaleHumansMaleMetadataMiddle AgedOligonucleotide Array Sequence AnalysisTranscriptome

Identifiers

PMID34381057
PMCPMC8358057

What OpenQuestion holds

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LicenceCC BY
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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.