Evidence map›Paper›PMID 21597922›Full record

ArticleBreast cancer research and treatment2012

Transcriptomic and proteomic profiling of KEAP1 disrupted and sulforaphane-treated human breast epithelial cells reveals common expression profiles.

Abena S Agyeman, Raghothama Chaerkady, Patrick G Shaw, Nancy E Davidson, Kala Visvanathan, Akhilesh Pandey, Thomas W Kensler

Open access · greenAbstract read
In one paragraph

Article in Breast cancer research and treatment, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 143 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
143citing papers in PubMed, 3 pooled it
3.5field-weighted citation impact, top 7% 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

143 citing papers in PubMed, 3 syntheses or guidelines pooled it, 246 citations in OpenAlex.

  1. Pooled it
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  16. Exosome is a Fancy Mobile Sower of Ferroptosis.Journal of cardiovascular translational research · 2024
    Review
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  20. Article

83 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

7 authors at 3 institutions in 2 countries.

Abena S AgyemanDepartment of Biochemistry and Molecular Biology, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD 21205, USA.
Raghothama Chaerkady
Patrick G Shaw
Nancy E Davidson
Kala Visvanathan
Akhilesh Pandey
Thomas W Kensler
Johns Hopkins University · USUniversity of Pittsburgh · USJohns Hopkins Medicine · US

Funding

VACCINES--A NEW PARADIGM FOR BREAST CANCERP50CA088843 · NCI · JOHNS HOPKINS UNIVERSITY · PI DAVIDSON, NANCY ELLEN · 2000 to 2010
$27.8M
TCP5: ACTIVE SITE LABELING REAGENT FOR ACETYLTRANSFERASESU54RR020839 · NCRR · JOHNS HOPKINS UNIVERSITY · PI BOEKE, JEF D · 2004 to 2011
$27.4M
Role of Nrf2 Cross-Talk in Cancer ChemopreventionR01CA094076 · NCI · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI KENSLER, THOMAS W · 2002 to 2015
$5.5M
NCI NIH HHS CA94076NCI NIH HHS P50 CA088843NCRR NIH HHS U54 RR020839
6 · The paper itself

Abstract

Sulforaphane (SFN), an isothiocyanate found in cruciferous vegetables, is a potent inhibitor of experimental mammary carcinogenesis and may be an effective, safe chemopreventive agent for use in humans. SFN acts in part on the Keap1/Nrf2 pathway to regulate a battery of cytoprotective genes. In this study, transcriptomic and proteomic changes in the estrogen receptor negative, non-tumorigenic human breast epithelial MCF10A cell line were analyzed following SFN treatment or KEAP1 knockdown with siRNA using microarray and stable isotopic labeling with amino acids in culture (SILAC), respectively. Changes in selected transcripts and proteins were confirmed by PCR and Western blot in MCF10A and MCF12A cells. There was strong correlation between the transcriptomic and proteomic responses in both the SFN treatment (R = 0.679, P < 0.05) and KEAP1 knockdown (R = 0.853, P < 0.05) experiments. Common pathways for SFN treatment and KEAP1 knockdown were xenobiotic metabolism and antioxidants, glutathione metabolism, carbohydrate metabolism, and NADH/NADPH regeneration. Moreover, these pathways were most prominent in both the transcriptomic and the proteomic analyses. The aldo-keto reductase family members, AKR1B10, AKR1C1, AKR1C2 and AKR1C3, as well as NQO1 and ALDH3A1, were highly upregulated at both the transcriptomic and the proteomic levels. Collectively, these studies served to identify potential biomarkers that can be used in clinical trials to investigate the initial pharmacodynamic action of SFN in the breast.

Indexed as

TranscriptomeAlcohol OxidoreductasesAldehyde DehydrogenaseAnticarcinogenic AgentsBreastCell LineEpithelial CellsFemaleGene Expression ProfilingGene Knockdown TechniquesHumansIntracellular Signaling Peptides and ProteinsIsothiocyanatesKelch-Like ECH-Associated Protein 1NAD(P)H Dehydrogenase (Quinone)Oligonucleotide Array Sequence AnalysisAlcohol OxidoreductasesAldehyde DehydrogenaseALDH3A1 protein, humanAnticarcinogenic AgentsIntracellular Signaling Peptides and ProteinsIsothiocyanatesKEAP1 protein, humanKelch-Like ECH-Associated Protein 1NAD(P)H Dehydrogenase (Quinone)NQO1 protein, humanProteomesulforaphaneSulfoxidesThiocyanates

Identifiers

PMID21597922
PMCPMC3564494
OpenAlexW2030061880

What OpenQuestion holds

Textmetadata
LicenceTDM
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.