Evidence map›Paper›PMID 24993241›Full record

ArticleScientific reports2014

Increased leukemia-associated gene expression in benzene-exposed workers.

Keqiu Li, Yaqing Jing, Caihong Yang, Shasha Liu, Yuxia Zhao, Xiaobo He, Fei Li, Jiayi Han, Guang Li

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
1.4field-weighted citation impact, top 18% 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

12 citing papers in PubMed, 34 citations in OpenAlex.

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    Review
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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.

Keqiu Li1] Basic Medical College, Tianjin Medical University, Tianjin, P. R. China, 300070 [2].
Yaqing Jing1] Basic Medical College, Tianjin Medical University, Tianjin, P. R. China, 300070 [2].
Caihong Yang1] Basic Medical College, Tianjin Medical University, Tianjin, P. R. China, 300070 [2].
Shasha LiuTianjin Central Gynecology Obstetrics Hospital, Tianjin, P. R. China, 300109.
Yuxia ZhaoBasic Medical College, Tianjin Medical University, Tianjin, P. R. China, 300070.
Xiaobo HeBasic Medical College, Tianjin Medical University, Tianjin, P. R. China, 300070.
Fei LiBasic Medical College, Tianjin Medical University, Tianjin, P. R. China, 300070.
Jiayi HanBasic Medical College, Tianjin Medical University, Tianjin, P. R. China, 300070.
Guang LiBasic Medical College, Tianjin Medical University, Tianjin, P. R. China, 300070.
Tianjin Medical University · CNTianjin Central Hospital of Gynecology Obstetrics · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Long-term exposure to benzene causes several adverse health effects, including an increased risk of acute myeloid leukemia. This study was to identify genetic alternations involved in pathogenesis of leukemia in benzene-exposed workers without clinical symptoms of leukemia. This study included 33 shoe-factory workers exposed to benzene at levels from 1 ppm to 10 ppm. These workers were divided into 3 groups based on the benzene exposure time, 1- < 7, 7- < 12, and 12- < 24 years. 17 individuals without benzene exposure history were recruited as controls. Cytogenetic analysis using Affymetrix Cytogenetics Array found copy-number variations (CNVs) in several chromosomes of benzene-exposed workers. Expression of targeted genes in these altered chromosomes, NOTCH1 and BSG, which play roles in leukemia pathogenesis, was further examined using real-time PCR. The NOTCH1 mRNA level was significantly increased in all 3 groups of workers, and the NOTCH1 mRNA level in the 12- < 24 years group was significantly higher than that in 1- < 7 and 7- < 12 years groups. Compared to the controls, the BSG mRNA level was significantly increased in 7- < 12 and 12- < 24 years groups, but not in the 1- < 7 years group. These results suggest that CNVs and leukemia-related gene expression might play roles in leukemia development in benzene-exposed workers.

Indexed as

Gene Expression Regulation, LeukemicOccupational ExposureAdultBasiginBenzeneCarcinogensCarcinogens, EnvironmentalCase-Control StudiesDNA Copy Number VariationsFemaleHumansLeukemia, Myeloid, AcuteMaleMiddle AgedReceptor, Notch1Up-RegulationBasiginBenzeneBSG protein, humanCarcinogensCarcinogens, EnvironmentalNOTCH1 protein, humanReceptor, Notch1

Identifiers

PMID24993241
PMCPMC4081871
OpenAlexW1995050399

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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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.