Evidence map›Paper›PMID 23770671›Full record

ArticleThe Journal of biological chemistry2013

Cigarette smoke component acrolein modulates chromatin assembly by inhibiting histone acetylation.

Danqi Chen, Lei Fang, Hongjie Li, Moon-shong Tang, Chunyuan Jin

Open access · hybridAbstract read
In one paragraph

Article in The Journal of biological chemistry, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 45 papers.

0numbers the graph read from it
0cells of the map it votes in
45citing papers in PubMed
3.3field-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

45 citing papers in PubMed, 71 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

5 authors at 1 institution in 1 country.

Danqi ChenDepartment of Environmental Medicine, New York University School of Medicine, New York, New York 10987, USA.
Lei Fang
Hongjie Li
Moon-shong Tang
Chunyuan Jin
New York University · US

Funding

RESEARCH IN ENVIRONMENTAL HEALTH SCIENCES (CENTER GRANT)P30ES000260 · NIEHS · NEW YORK UNIVERSITY SCHOOL OF MEDICINE · PI COSTA, MAX · 1985 to 2020
$26.1M
NIEHS NIH HHS 5 P30 ES000260-47NIEHS NIH HHS P30 ES000260
6 · The paper itself

Abstract

Chromatin structure and gene expression are both regulated by nucleosome assembly. How environmental factors influence histone nuclear import and the nucleosome assembly pathway, leading to changes in chromatin organization and transcription, remains unknown. Acrolein (Acr) is an α,β-unsaturated aldehyde, which is abundant in the environment, especially in cigarette smoke. It has recently been implicated as a potential major carcinogen of smoking-related lung cancer. Here we show that Acr forms adducts with histone proteins in vitro and in vivo and preferentially reacts with free histones rather than with nucleosomal histones. Cellular fractionation analyses reveal that Acr exposure specifically inhibits acetylations of N-terminal tails of cytosolic histones H3 and H4, modifications that are important for nuclear import and chromatin assembly. Notably, Acr exposure compromises the delivery of histone H3 into chromatin and increases chromatin accessibility. Moreover, changes in nucleosome occupancy at several genomic loci are correlated with transcriptional responses to Acr exposure. Our data provide new insights into mechanisms whereby environmental factors interact with the genome and influence genome function.

Indexed as

SmokeAcetylationAcetyltransferasesAcroleinAnimalsBlotting, WesternCell LineCell Line, TumorChromatin Assembly and DisassemblyCytosolDiamine N-AcetyltransferaseEarly Growth Response Protein 2Gene ExpressionHistonesHumansInhibitor of Apoptosis ProteinsAcetyltransferasesAcroleinDiamine N-AcetyltransferaseEarly Growth Response Protein 2EGR2 protein, humanHistonesInhibitor of Apoptosis ProteinsIntracellular Signaling Peptides and ProteinsNucleosomesOSTF1 protein, humanProteinsRecombinant ProteinsSmokeXenopus ProteinsAcroleinChromatin AssemblyCigarette SmokeEpigeneticsHistone ModificationNucleosomeTranscription

Identifiers

PMID23770671
PMCPMC3724627
OpenAlexW2054674322

What OpenQuestion holds

Textmetadata
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.