Evidence map›Paper›PMID 23494654›Full record

ArticleSleep & breathing = Schlaf & Atmung2013

Polymorphisms of the 5-hydroxytryptamine 2A/2C receptor genes and 5-hydroxytryptamine transporter gene in Chinese patients with OSAHS.

Hongbin Chen, Ke Hu, Jianyong Zhu, Yunyan Xianyu, Xia Cao, Jing Kang, Jingya He, Pengzhan Zhao, Yongtian Mei

Abstract read
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In one paragraph

Article in Sleep & breathing = Schlaf & Atmung, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers, 5 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed, 5 pooled it
1.6field-weighted citation impact, top 17% 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, 5 syntheses or guidelines pooled it, 17 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 4 institutions in 1 country.

Hongbin ChenDivision of Respiratory Disease, Renmin Hospital of Wuhan University, 99 Zhangzhidong Road, Wuchang, Wuhan, 430060, China.
Ke Hu
Jianyong Zhu
Yunyan Xianyu
Xia Cao
Jing Kang
Jingya He
Pengzhan Zhao
Yongtian Mei
Wuhan University · CNWuchang University of Technology · CNPeople's Hospital of Shiyan · CNRenmin Hospital of Wuhan University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundIt is known that there is a genetic predisposition to OSAHS. Polymorphisms of the 5-hydroxytryptamine (5-HT) 2A/2C receptors (5-HTR 2A/2C) genes and 5-HT transporter (5-HTT) gene may be associated with the pathogenesis of obstructive sleep apnea-hypopnea syndrome (OSAHS).

objectivesIn this study, we aimed to investigate the prevalence of polymorphisms of the 5-HTR 2A/2C genes and the 5-HTT gene in the Chinese Han OSAHS population.

methodsA total of 226 unrelated subjects of the Chinese Han population, including 121 OSAHS patients and 105 healthy controls, were involved in the study. The A1438G and T102C polymorphisms of the 5-HTR 2A gene, G796C polymorphisms of the 5-HTR 2C gene, and two polymorphisms (gene-linked polymorphic region [LPR] and variable number tandem repeat [VNTR]) of the 5-HTT gene were identified by polymerase chain reaction (PCR)-RFLP.

resultsCompared with the control group, the OSAHS group had significantly higher AA genotype and A allele frequencies in the A1438G polymorphisms of the 5-HTR 2A gene, and had significantly higher frequencies of 10/10, 12/10 genotypes and the allele 10 of 5-HTT-VNTR. There were no significant differences between the genotype distribution and allele frequencies of the OSAHS group and the control group regarding the T102C polymorphisms of the 5-HTR 2A gene and the G796C polymorphisms of the 5-HTR 2C gene, the frequencies of the S or L allele and the S/S, S/L or L/L genotypes in 5-HTT-LPR.

conclusionsThe A1438G polymorphism of the 5-HTR 2A gene might be involved in the pathogenesis in OSAHS subjects of the Chinese Han population. Meanwhile, our findings support the argument that 5-HTT polymorphism appears to be associated with susceptibility to OSAHS, because the allele 10 of 5-HTT-VNTR might be a susceptible factor.

Indexed as

AdultAllelesAsian PeopleChinaFemaleGenetic Predisposition to DiseaseGenotypeHumansMaleMiddle AgedMinisatellite RepeatsPolymerase Chain ReactionPolymorphism, GeneticPolymorphism, Restriction Fragment LengthReceptor, Serotonin, 5-HT2AReceptor, Serotonin, 5-HT2CReceptor, Serotonin, 5-HT2AReceptor, Serotonin, 5-HT2CSerotonin Plasma Membrane Transport ProteinsSLC6A4 protein, human

Identifiers

PMID23494654
OpenAlexW2048357074

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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.