Evidence map›Paper›PMID 39006368›Full record

ArticleFrontiers in endocrinology2024

Decoding connections in the European population: serum uric acid, sex hormone-binding globulin, total testosterone, estradiol, and female infertility - advanced bidirectional and mediative Mendelian randomization.

Zilong Tan, Jianwu Shen, Yuxiao Huang, Junru Li, Mengdi Ding, Aochuan Sun, Jing Hong, Yan Yang, Sheng He, Xueying Zhu and 1 more

Abstract read
In one paragraph

Article in Frontiers in endocrinology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
–field-weighted citation impact
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

7 citing papers in PubMed.

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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

11 authors.

Zilong TanDepartment of Urology, Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing, China.
Jianwu ShenDepartment of Urology, Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing, China.
Yuxiao HuangDepartment of Gynecology, Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing, China.
Junru LiDepartment of Internal Medicine, Qinghai Hospital of Traditional Chinese Medicine, Xining, China.
Mengdi DingDepartment of Urology, Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing, China.
Aochuan SunDepartment of Geriatrics, Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing, China.
Jing HongSchool of Basic Medical Sciences, Peking University, Beijing, China.
Yan YangDepartment of Critical Care Medicine, Affiliated Hospital of Nanjing University of Chinese Medicine, Nanjing, China.
Sheng HeThe First Clinical Medical College, Anhui University of Traditional Chinese Medicine, Hefei, China.
Xueying ZhuDepartment of Gynecology, Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing, China.
Ran LuoDepartment of Gynecology, Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Despite observational links between serum uric acid (SUA), sex hormone-related phenotypes, and female infertility, the causality behind these associations remains uncertain. Objective: This study utilizes Bidirectional Two-Sample and Mediation Mendelian Randomization to explore the causal relationships and mediation effects of sex hormone-binding globulin (SHBG), total testosterone (TT), and estradiol on these associations. Methods: We analyzed single-nucleotide polymorphisms (SNPs) associated with SUA and sex hormone levels using data from large-scale GWAS of European populations. Female infertility data were sourced from 6,481 cases and 75,450 controls in the FinnGen Consortium. We employed methods including Inverse Variance Weighted (IVW), Weighted Median, and MR-Egger regression to assess causality. Results: We found that elevated SUA levels causally increase the risk of female infertility (IVW OR: 1.13, P=0.047). Elevated SUA levels significantly decrease SHBG levels (β=-0.261; P=2.177e-04), with SHBG mediating 27.93% of the effect of SUA on infertility (OR=0.854; 95%CI, 0.793-0.920; P=2.853e-05). Additionally, elevated TT levels, which were associated with decreased SUA levels (β=-0.127), showed an indirect effect on infertility mediated by SUA (β=-0.0187; 95% CI, -0.041 to -0.003; P=0.046). Conclusion: Our findings demonstrate causal links between high SUA and increased risk of female infertility mediated by hormonal factors such as SHBG and TT. These insights suggest new avenues for infertility treatment and highlight the need for further research into these mechanisms.

Indexed as

EstradiolInfertility, FemaleSex Hormone-Binding GlobulinTestosteroneUric AcidAdultCase-Control StudiesEuropeFemaleGenome-Wide Association StudyHumansMendelian Randomization AnalysisPolymorphism, Single NucleotideWhite PeopleEstradiolSex Hormone-Binding GlobulinSHBG protein, humanTestosteroneUric AcidendocrinologyEuropeanfemale infertilitygenome wide associationmediated Mendelian randomizationmetabolism

Identifiers

PMID39006368
PMCPMC11239382

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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.