Evidence map›Paper›PMID 28878336›Full record

ArticleJournal of human genetics2017

Effect of GnRHR polymorphisms on in vitro fertilization and embryo transfer in patients with polycystic ovary syndrome.

Wei-Yan Chen, Yan-Qiu Du, Xia Guan, Hong-Yun Zhang, Ting Liu

Abstract read
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In one paragraph

Article in Journal of human genetics, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
0.9field-weighted citation impact, top 21% 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

6 citing papers in PubMed, 13 citations in OpenAlex.

  1. Review
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  3. Review
  4. Association betweenInternational journal of environmental research and public health · 2021
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  5. Article
  6. Review
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.

Wei-Yan ChenDepartment of Gynaecology, Linyi Cancer Hospital, Linyi, People's Republic of China.
Yan-Qiu DuDepartment of Galactophore, Linyi Cancer Hospital, Linyi, People's Republic of China.
Xia GuanFamily Planning Service Center, Women and Children's Health Care Hospital of Luozhuang District, Linyi, People's Republic of China.
Hong-Yun ZhangFamily Planning Service Center, Women and Children's Health Care Hospital of Luozhuang District, Linyi, People's Republic of China.
Ting LiuDepartment of Gynaecology, Linyi Cancer Hospital, Linyi, People's Republic of China.
Linyi People's Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We investigated the relationship between gonadotropin-releasing hormone receptor (GnRHR) gene polymorphisms and outcome of patients with polycystic ovary syndrome (PCOS) undergoing in vitro fertilization and embryo transfer (IVF-ET). PCOS patients undergoing IVF-ET were selected, and infertile patients due to dysfunctional oviducts served as controls. GnRHR gene polymorphisms were detected using the polymerase chain reaction-restriction fragment length polymorphism assay. Gene-gene interaction and linkage disequilibrium tests were performed using the SHEsis software. Logistic regression analysis was performed to evaluate factors affecting outcome of patients undergoing IVF-ET. The PCOS group showed more patients with CC+CT genotypes rs12644822, rs3756159 and rs13138607 than the control group, and CC+CT genotypes and C alleles from three positions enhanced risk of PCOS. Patients with CC+CT genotypes from three positions exhibited increased serum luteinizing hormone (LH), LH/follicle-stimulating hormone (FSH), testosterone (T) and follicles than those with TT genotypes. The haplotype analysis indicated that CCC, CCT and TCC haplotypes increased the risk of PCOS, while TCT, TTC and TTT haplotypes lowered the risk. After IVF-ET treatment, patients with CC+CT genotypes of three positions in the GnRHR gene had a lower pregnancy rate than patients with TT genotypes. Logistic regression analysis indicated that CC+CT genotypes rs12644822, rs3756159 and rs13138607 were risk factor for patients undergoing IVF-ET. In conclusion, these findings demonstrate that CC+CT genotypes rs12644822C>T, rs3756159C>T and rs13138607C>T in the GnRHR gene may contribute to a decreased pregnancy rate for PCOS patients after IVF-ET.

Indexed as

AdultEmbryo TransferFemaleFertilization in VitroGenotypeHaplotypesHumansPolycystic Ovary SyndromePolymorphism, GeneticPregnancyPregnancy RateReceptors, LHRHYoung AdultGNRHR protein, humanReceptors, LHRH

Identifiers

PMID28878336
OpenAlexW2751081940

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.