Evidence map›Paper›PMID 35733780›Full record

ArticleFrontiers in endocrinology2022

The rs10830963 Polymorphism of the MTNR1B Gene: Association With Abnormal Glucose, Insulin and C-peptide Kinetics.

Daniela Vejrazkova, Marketa Vankova, Josef Vcelak, Hana Krejci, Katerina Anderlova, Andrea Tura, Giovanni Pacini, Alena Sumova, Martin Sladek, Bela Bendlova

Open access · goldAbstract read
In one paragraph

Article in Frontiers in endocrinology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed, 1 pooled it
2.1field-weighted citation impact, top 11% 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

17 citing papers in PubMed, 1 synthesis or guideline pooled it, 15 citations in OpenAlex.

  1. Pooled it
  2. Trial
  3. Review
  4. Review
  5. Nocturnal melatonin secretion and risk of type 2 diabetes: a prospective cohort study.The Journal of clinical endocrinology and metabolism · 2026
    Article
  6. Article
  7. The G-allele of rs10830963 inInternational journal of molecular sciences · 2025
    Article
  8. Article
  9. Article
  10. Association ofInternational journal of molecular sciences · 2025
    Article
  11. Review
  12. Article
  13. Article
  14. Review
  15. Article
  16. Review
  17. Multigenerational diabetes mellitus.Frontiers in endocrinology · 2023
    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

10 authors at 5 institutions in 2 countries.

Daniela VejrazkovaDepartment of Molecular Endocrinology, Institute of Endocrinology, Prague, Czechia.
Marketa VankovaDepartment of Molecular Endocrinology, Institute of Endocrinology, Prague, Czechia.
Josef VcelakDepartment of Molecular Endocrinology, Institute of Endocrinology, Prague, Czechia.
Hana KrejciDepartment of Obstetrics and Gynecology, 1st Faculty of Medicine, Charles University and General University Hospital in Prague, Prague, Czechia.
Katerina AnderlovaDepartment of Obstetrics and Gynecology, 1st Faculty of Medicine, Charles University and General University Hospital in Prague, Prague, Czechia.
Andrea TuraMetabolic Unit, Institute of Neuroscience, National Research Council, Padova, Italy.
Giovanni PaciniMetabolic Unit, Institute of Neuroscience, National Research Council, Padova, Italy.
Alena SumovaLaboratory of Biological Rhythms, Institute of Physiology of the Czech Academy of Sciences, Prague, Czechia.
Martin SladekLaboratory of Biological Rhythms, Institute of Physiology of the Czech Academy of Sciences, Prague, Czechia.
Bela BendlovaDepartment of Molecular Endocrinology, Institute of Endocrinology, Prague, Czechia.
Institute of Endocrinology · CZCharles University · CZNational Research Council · ITCzech Academy of Sciences · CZCzech Academy of Sciences, Institute of Physiology · CZ

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: The Results: 13 persons were diagnosed with T2DM, 119 had impaired fasting blood glucose (IFG) and/or impaired glucose tolerance (IGT). 1074 participants showed normal results and formed a control group. A higher frequency of minor allele G was found in the IFG/IGT group in comparison with controls. The GG constellation was present in 23% of diabetics, in 17% of IFG/IGT probands and in 11% of controls. Compared to CC and CG genotypes, GG homozygotes showed higher stimulated glycemia levels during the OGTT. Homozygous as well as heterozygous carriers of the G allele showed lower very early phase of insulin and C-peptide secretion with unchanged insulin sensitivity. These differences remained significant after excluding diabetics and the IFG/IGT group from the analysis. No associations of the genotype with the shape of OGTT-based trajectories, with glucagon or with chronobiological patterns were observed. However, the shape of the trajectories differed significantly between men and women. Conclusion: In a representative sample of the Czech population, the G allele of the rs10830963 polymorphism is associated with impaired early phase of beta cell function, and this is evident even in healthy individuals.

Indexed as

Diabetes Mellitus, Type 2Glucose IntoleranceInsulin ResistancePrediabetic StateReceptor, Melatonin, MT2Blood GlucoseC-PeptideFemaleGlucagonGlucoseHumansInsulinKineticsMaleBlood GlucoseC-PeptideGlucagonGlucoseInsulinMTNR1B protein, humanReceptor, Melatonin, MT2beta cell functionglucose toleranceinsulin sensitivityMTNR1B geneOGTT trajectoriesrs10830963type 2 daibetes mellitus

Identifiers

PMID35733780
PMCPMC9207528
OpenAlexW4281707529

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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.