Evidence map›Paper›PMID 21838287›Full record

ArticleChemical research in toxicology2011

Identification of potential protein targets of isothiocyanates by proteomics.

Lixin Mi, Brian L Hood, Nicolas A Stewart, Zhen Xiao, Sudha Govind, Xiantao Wang, Thomas P Conrads, Timothy D Veenstra, Fung-Lung Chung

Open access · greenAbstract read
In one paragraph

Article in Chemical research in toxicology, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed
3.7field-weighted citation impact, top 6% 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

37 citing papers in PubMed, 73 citations in OpenAlex.

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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 1 country.

Lixin MiDepartment of Oncology, Lombardi Comprehensive Cancer Center, Georgetown University, 3800 Reservoir Road, Washington, D.C. 20057, United States.
Brian L Hood
Nicolas A Stewart
Zhen Xiao
Sudha Govind
Xiantao Wang
Thomas P Conrads
Timothy D Veenstra
Fung-Lung Chung
Science Applications International Corporation (United States) · USGeorgetown University Medical Center · US

Funding

Mechanisms of Chemoprevention by IsothiocyanatesR01CA100853 · NCI · GEORGETOWN UNIVERSITY · PI CHUNG, FUNG-LUNG · 2004 to 2014
$3.3M
NCI NIH HHS CA-100853NCI NIH HHS R01 CA100853
6 · The paper itself

Abstract

Isothiocyanates (ITCs), such as phenethyl isothiocyanate (PEITC) and sulforaphane (SFN), are effective cancer chemopreventive compounds. It is believed that the major mechanism for the cancer preventive activity of ITCs is through the induction of cell cycle arrest and apoptosis. However, the upstream molecular targets of ITCs have been underexplored until recently. To identify proteins that are covalently modified by ITCs, human non-small cell lung cancer A549 cells were treated with (14)C-PEITC and (14)C-SFN, and the cell lysates were extracted for analysis by 2-D gel electrophoresis and mass spectrometry. After superimposing the colloidal Coomassie blue protein staining pattern with the pattern of radioactivity obtained from X-ray films, it was clear that only a small fraction of cellular proteins contained radioactivity, presumably resulting from selective binding with PEITC or SFN via thiocarbamation. More than 30 proteins with a variety of biological functions were identified with high confidence. Here, we report the identities of these potential ITC target proteins and discuss their biological relevance. The discovery of the protein targets may facilitate studies of the mechanisms by which ITCs exert their cancer preventive activity and provide the molecular basis for designing more efficacious ITC compounds.

Indexed as

ProteomicsAnticarcinogenic AgentsApoptosisCell Cycle CheckpointsCell Line, TumorChromatography, LiquidElectrophoresis, Gel, Two-DimensionalHumansIsothiocyanatesProteasome Endopeptidase ComplexSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationTandem Mass SpectrometryTubulinAnticarcinogenic AgentsIsothiocyanatesphenethyl isothiocyanateProteasome Endopeptidase ComplexsulphorapheneTubulin

Identifiers

PMID21838287
PMCPMC3493163
OpenAlexW1973251558

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.