Evidence map›Paper›PMID 28359281›Full record

ArticleLipids in health and disease2017

17β-estradiol regulates the expression of apolipoprotein M through estrogen receptor α-specific binding motif in its promoter.

Jiang Wei, Yang Yu, Guang-Hua Luo, Yue-Hua Feng, Yuan-Ping Shi, Jun Zhang, Qin-Feng Mu, Miao-Mei Yu, Li-Li Pan, Maria Berggren-Söderlund and 3 more

Open access · goldAbstract read
In one paragraph

Article in Lipids in health and disease, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
0.6field-weighted citation impact, top 35% 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

4 citing papers in PubMed, 10 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

13 authors at 2 institutions in 2 countries.

Jiang WeiDepartment of Comprehensive Laboratory, the Third Affiliated Hospital of Soochow University, Changzhou, 213003, China.
Yang YuDepartment of Comprehensive Laboratory, the Third Affiliated Hospital of Soochow University, Changzhou, 213003, China.
Guang-Hua LuoDepartment of Comprehensive Laboratory, the Third Affiliated Hospital of Soochow University, Changzhou, 213003, China.
Yue-Hua FengDepartment of Comprehensive Laboratory, the Third Affiliated Hospital of Soochow University, Changzhou, 213003, China.
Yuan-Ping ShiDepartment of Comprehensive Laboratory, the Third Affiliated Hospital of Soochow University, Changzhou, 213003, China.
Jun ZhangDepartment of Comprehensive Laboratory, the Third Affiliated Hospital of Soochow University, Changzhou, 213003, China.
Qin-Feng MuDepartment of Comprehensive Laboratory, the Third Affiliated Hospital of Soochow University, Changzhou, 213003, China.
Miao-Mei YuDepartment of Comprehensive Laboratory, the Third Affiliated Hospital of Soochow University, Changzhou, 213003, China.
Li-Li PanDepartment of Comprehensive Laboratory, the Third Affiliated Hospital of Soochow University, Changzhou, 213003, China.
Maria Berggren-SöderlundDivision of Clinical Chemistry and Pharmacology, Department of Laboratory Medicine, Lunds University, S-221 85, Lund, Sweden.
Peter Nilsson-EhleDivision of Clinical Chemistry and Pharmacology, Department of Laboratory Medicine, Lunds University, S-221 85, Lund, Sweden.
Xiao-Ying ZhangCardiothoracic Surgery, the Third Affiliated Hospital of Soochow University, Changzhou, 213003, China.
Ning XuDivision of Clinical Chemistry and Pharmacology, Department of Laboratory Medicine, Lunds University, S-221 85, Lund, Sweden. ning.xu@med.lu.se.
Soochow University · CNLund University · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundWe have previously demonstrated that estrogen could significantly enhance expression of apolipoprotein M (apoM), whereas the molecular basis of its mechanism is not fully elucidated yet. To further investigate the mechanism behind the estrogen induced up-regulation of apoM expression.

resultsOur results demonstrated either free 17β-estradiol (E2) or membrane-impermeable bovine serum albumin-conjugated E2 (E2-BSA) could modulate human apoM gene expression via the estrogen receptor alpha (ER-α) pathway in the HepG2 cells. Moreover, experiments with the luciferase activity analysis of truncated apoM promoters could demonstrate that a regulatory region (from-1580 to -1575 bp (-GGTCA-)) upstream of the transcriptional start site of apoM gene was essential for the basal transcriptional activity that regulated by the ER-α. With the applications of an electrophoresis mobility shift assay and a chromatin immunoprecipitation assay, we could successfully identify a specific ER-α binding element in the apoM promoter region. CONCULSION: In summary, the present study indicates that 17β-estradiol induced up-regulation of apoM in HepG2 cells is through an ER-α-dependent pathway involving ER-α binding element in the promoter of the apoM gene.

Indexed as

Transcriptional ActivationApolipoproteinsApolipoproteins MBase SequenceBinding SitesEstradiolEstrogen Receptor alphaHep G2 CellsHumansLipocalinsMCF-7 CellsPromoter Regions, GeneticProtein BindingSequence Analysis, DNAUp-RegulationApolipoproteinsApolipoproteins MAPOM protein, humanESR1 protein, humanEstradiolEstrogen Receptor alphaLipocalinsApolipoprotein MChromatin Immunoprecipitation (ChIP) assayElectrophoretic mobility shift assay (EMSA)Estrogen receptor alphaEstrogen responsive element

Identifiers

PMID28359281
PMCPMC5374570
OpenAlexW2597607848

What OpenQuestion holds

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Registered trials

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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.