Evidence map›Paper›PMID 32534577›Full record

ArticleBMC medical genetics2020

Genetic variants of VDR and CYP2R1 affect BMI independently of serum vitamin D concentrations.

Bence Bakos, Balázs Szili, Boglárka Szabó, Péter Horváth, Gyöngyi Kirschner, János P Kósa, Erzsébet Toldy, Péter Lakatos, Ádám G Tabák, István Takács

Open access · goldAbstract read
In one paragraph

Article in BMC medical genetics, 2020. 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
0.4field-weighted citation impact, top 38% 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, 7 citations in OpenAlex.

  1. Review
  2. Article
  3. Review
  4. Article
  5. Association ofNutrients · 2022
    Article
  6. Mitochondrial Mutations and Genetic Factors Determining NAFLD Risk.International journal of molecular sciences · 2021
    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 1 institution in 2 countries.

Bence BakosDepartment of Internal Medicine and Oncology, Semmelweis University Faculty of Medicine, 1098 Korányi S. u. 2/a, Budapest, Hungary. bakos.bence@med.semmelweis-univ.hu.ORCID 0000-0003-2073-6536
Balázs SziliDepartment of Internal Medicine and Oncology, Semmelweis University Faculty of Medicine, 1098 Korányi S. u. 2/a, Budapest, Hungary.
Boglárka SzabóDepartment of Internal Medicine and Oncology, Semmelweis University Faculty of Medicine, 1098 Korányi S. u. 2/a, Budapest, Hungary.
Péter HorváthDepartment of Pulmonology, Semmelweis University Faculty of Medicine, Budapest, Hungary.
Gyöngyi KirschnerDepartment of Internal Medicine and Oncology, Semmelweis University Faculty of Medicine, 1098 Korányi S. u. 2/a, Budapest, Hungary.
János P KósaDepartment of Internal Medicine and Oncology, Semmelweis University Faculty of Medicine, 1098 Korányi S. u. 2/a, Budapest, Hungary.
Erzsébet ToldyClinical Chemistry and Immunology Laboratories, SYNLAB Diagnostic Centre, Budapest, Hungary.
Péter LakatosDepartment of Internal Medicine and Oncology, Semmelweis University Faculty of Medicine, 1098 Korányi S. u. 2/a, Budapest, Hungary.
Ádám G TabákDepartment of Internal Medicine and Oncology, Semmelweis University Faculty of Medicine, 1098 Korányi S. u. 2/a, Budapest, Hungary.
István TakácsDepartment of Internal Medicine and Oncology, Semmelweis University Faculty of Medicine, 1098 Korányi S. u. 2/a, Budapest, Hungary.
Semmelweis University · HU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundVitamin D metabolism and obesity have been linked by several studies, however the reason for this association is unclear. Our objective was to investigate potential correlations between genetic variants in key enzymes of vitamin D metabolism and the body mass index on a representative and random sample of Hungarian adults.

methodsAltogether 462 severely vitamin D deficient individuals were studied at the end of winter in order to decrease environmental and maximize any relevant genetic effect. Furthermore, participants with lifestyle factors known to affect vitamin D homeostasis were also excluded. We selected 23 target SNPs in five genes that encode key proteins of vitamin D metabolism (NADSYN1, GC, CYP24A1, CYP2R1, VDR).

resultsVariants in 2 genetic polymorphisms; rs2853564 (VDR) and rs11023374 (CYP2R1) showed a significant association with participants' BMI. These associations survived further adjustment for total-, free-, or bioactive-25(OH) vitamin D levels, although the variance explained by these 2 SNPS in BMI heterogeneity was only 3.2%.

conclusionOur results show two novel examples of the relationship between genetics of vitamin D and BMI, highlighting the potential role of vitamin D hormone in the physiology of obesity.

Indexed as

Body Mass IndexGenetic VariationAdultCholestanetriol 26-MonooxygenaseCytochrome P450 Family 2DNA-Binding ProteinsFemaleHumansMaleMiddle AgedReceptors, CalcitriolTranscription FactorsVitamin DCholestanetriol 26-MonooxygenaseCYP2R1 protein, humanCytochrome P450 Family 2DBP protein, humanDNA-Binding ProteinsReceptors, CalcitriolTranscription FactorsVDR protein, humanVitamin DBMICYP2R1GeneticsVDRVitamin D

Identifiers

PMID32534577
PMCPMC7293123
OpenAlexW3034184611

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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.