Evidence map›Paper›PMID 22553958›Full record

ArticleCardiovascular diabetology2012

Expression of fourteen novel obesity-related genes in Zucker diabetic fatty rats.

Peter M Schmid, Iris Heid, Christa Buechler, Andreas Steege, Markus Resch, Christoph Birner, Dierk H Endemann, Guenter A Riegger, Andreas Luchner

Open access · goldAbstract read
In one paragraph

Article in Cardiovascular diabetology, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
2.9field-weighted citation impact, top 10% 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

28 citing papers in PubMed, 56 citations in OpenAlex.

  1. Trial
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  10. Role of FTO and MC4R Polymorphisms in Escalating Obesity and Their Indirect Association With Risk of T2D in Indian Population.Diabetes therapy : research, treatment and education of diabetes and related disorders · 2020
    Article
  11. Article
  12. Genetics of Obesity in East Asians.Frontiers in genetics · 2020
    Review
  13. Article
  14. Article
  15. Disease models & mechanisms · 2017
    Article
  16. Obesity-associated geneProceedings of the National Academy of Sciences of the United States of America · 2017
    Article
  17. Article
  18. Article
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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 2 institutions in 1 country.

Peter M SchmidKlinik und Poliklinik für Innere Medizin II, University of Regensburg, Regensburg, Germany. peterm.schmid@ukr.de
Iris Heid
Christa Buechler
Andreas Steege
Markus Resch
Christoph Birner
Dierk H Endemann
Guenter A Riegger
Andreas Luchner
University Hospital Regensburg · DEUniversity of Regensburg · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundGenome-wide association studies (GWAS) are useful to reveal an association between single nucleotide polymorphisms and different measures of obesity. A multitude of new loci has recently been reported, but the exact function of most of the according genes is not known. The aim of our study was to start elucidating the function of some of these genes.

methodsWe performed an expression analysis of fourteen genes, namely BDNF, ETV5, FAIM2, FTO, GNPDA2, KCTD15, LYPLAL1, MCR4, MTCH2, NEGR1, NRXN3, TMEM18, SEC16B and TFAP2B, via real-time RT-PCR in adipose tissue of the kidney capsule, the mesenterium and subcutaneum as well as the hypothalamus of obese Zucker diabetic fatty (ZDF) and Zucker lean (ZL) rats at an age of 22 weeks.

resultsAll of our target genes except for SEC16B showed the highest expression in the hypothalamus. This suggests a critical role of these obesity-related genes in the central regulation of energy balance. Interestingly, the expression pattern in the hypothalamus showed no differences between obese ZDF and lean ZL rats. However, LYPLAL1, TFAP2B, SEC16B and FAIM2 were significantly lower expressed in the kidney fat of ZDF than ZL rats. NEGR1 was even lower expressed in subcutaneous and mesenterial fat, while MTCH2 was higher expressed in the subcutaneous and mesenterial fat of ZDF rats.

conclusionThe expression pattern of the investigated obesity genes implies for most of them a role in the central regulation of energy balance, but for some also a role in the adipose tissue itself. For the development of the ZDF phenotype peripheral rather than central mechanisms of the investigated genes seem to be relevant.

Indexed as

Abdominal FatAnimalsDiabetes MellitusDisease Models, AnimalEnergy MetabolismGene Expression ProfilingGene Expression RegulationGenotypeHypothalamusMaleObesityPhenotypeRatsRats, ZuckerReal-Time Polymerase Chain ReactionReverse Transcriptase Polymerase Chain Reaction

Identifiers

PMID22553958
PMCPMC3398851
OpenAlexW1963607541

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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.