Evidence map›Paper›PMID 32918257›Full record

ArticleEating and weight disorders : EWD2021

Association of the MC4R rs17782313 polymorphism with plasma ghrelin, leptin, IL6 and TNFα concentrations, food intake and eating behaviors in morbidly obese women.

Fernanda Cristina Carvalho Mattos Magno, Helena Chrispim Guaraná, Ana Carolina Proença da Fonseca, Aline Pereira Pedrosa, Verônica Marques Zembrzuski, Pedro Hernan Cabello, Giselda Maria Kalil Cabello, João Régis Ivar Carneiro, Eliane Lopes Rosado

Abstract read
PubMed Publisher
In one paragraph

Article in Eating and weight disorders : EWD, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed, 1 pooled it
0.9field-weighted citation impact, top 31% 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

11 citing papers in PubMed, 1 synthesis or guideline pooled it, 16 citations in OpenAlex.

  1. Pooled it
  2. Review
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  5. Review
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  11. Obesity: Epidemiology, Pathophysiology, and Therapeutics.Frontiers in endocrinology · 2021 · on this map
    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

9 authors at 3 institutions in 3 countries.

Fernanda Cristina Carvalho Mattos MagnoInstitute of Nutrition, Federal University of Rio de Janeiro, Carlos Chagas Filho Avenue, 373, CCS, Block J, 2nd Floor, University City, Fundão Island, Rio de Janeiro, RJ, 21941-590, Brazil. fernandamattos.nut@gmail.com.ORCID http://orcid.org/0000-0002-1321-9445
Helena Chrispim GuaranáInstitute of Nutrition, Federal University of Rio de Janeiro, Carlos Chagas Filho Avenue, 373, CCS, Block J, 2nd Floor, University City, Fundão Island, Rio de Janeiro, RJ, 21941-590, Brazil.
Ana Carolina Proença da FonsecaOswaldo Cruz Foundation (FIOCRUZ), Oswaldo Cruz Institute (IOC), Brazil Avenue, 4365, Leônidas Deane Building, 6th Floor, Human Genetics Laboratory, Room 615, Manguinhos, Rio de Janeiro, RJ, 21040-900, Brazil.
Aline Pereira PedrosaInstitute of Nutrition, Federal University of Rio de Janeiro, Carlos Chagas Filho Avenue, 373, CCS, Block J, 2nd Floor, University City, Fundão Island, Rio de Janeiro, RJ, 21941-590, Brazil.
Verônica Marques ZembrzuskiOswaldo Cruz Foundation (FIOCRUZ), Oswaldo Cruz Institute (IOC), Brazil Avenue, 4365, Leônidas Deane Building, 6th Floor, Human Genetics Laboratory, Room 615, Manguinhos, Rio de Janeiro, RJ, 21040-900, Brazil.
Pedro Hernan CabelloOswaldo Cruz Foundation (FIOCRUZ), Oswaldo Cruz Institute (IOC), Brazil Avenue, 4365, Leônidas Deane Building, 6th Floor, Human Genetics Laboratory, Room 615, Manguinhos, Rio de Janeiro, RJ, 21040-900, Brazil.
Giselda Maria Kalil CabelloOswaldo Cruz Foundation (FIOCRUZ), Oswaldo Cruz Institute (IOC), Brazil Avenue, 4365, Leônidas Deane Building, 6th Floor, Human Genetics Laboratory, Room 615, Manguinhos, Rio de Janeiro, RJ, 21040-900, Brazil.
João Régis Ivar CarneiroDepartment of Nutrology, Federal University of Rio de Janeiro, University Hospital Clementino Fraga Filho, Professor Rodolpho Paulo Rocco Street, 255, 9th Floor, University City, Fundão Island, Rio de Janeiro, RJ, 21941-913, Brazil.
Eliane Lopes RosadoInstitute of Nutrition, Federal University of Rio de Janeiro, Carlos Chagas Filho Avenue, 373, CCS, Block J, 2nd Floor, University City, Fundão Island, Rio de Janeiro, RJ, 21941-590, Brazil.
Universidade Federal do Rio de Janeiro · BRFundação Oswaldo Cruz · BRCenter for Human Genetics · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeThe rs17782313 variant of the MC4R gene plays an important role in the obesity phenotype. Studies that evaluate environmental factors and genetic variants associated with obesity may represent a great advance in understanding the development of this disease. This work seeks to assess the association of the polymorphism of MC4R rs17782313 on plasma parameters, including leptin, ghrelin, tumor necrosis factor (TNFα) and interleukin 6 (IL6), and on the eating behaviors of morbidly obese women.

methods70 adult women with BMI between 40 and 60 kg/m

resultsThis study found that female patients with the MC4R rs17782313 polymorphism had high levels of ghrelin and reduced levels of IL6 in the postprandial period. We observed a higher prevalence of severe binge eating in more than 50% of women with at least one risk allele.

conclusionOur hypothesis is that the MC4R rs17782313 polymorphism may influence the release of ghrelin, even without being associated with feelings of hunger and satiety. More than half of women with this polymorphism exhibited severe binge eating. LEVEL OF EVIDENCE: Level III: case-control analytic study.

Indexed as

LeptinObesity, MorbidAdultBody Mass IndexEatingFeeding BehaviorFemaleGhrelinHumansInterleukin-6Polymorphism, Single NucleotideReceptor, Melanocortin, Type 4Tumor Necrosis Factor-alphaGhrelinInterleukin-6LeptinMC4R protein, humanReceptor, Melanocortin, Type 4Tumor Necrosis Factor-alphaEating behaviorGhrelinLeptinMorbid obesityrs17782313

Identifiers

PMID32918257
OpenAlexW3085387798

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.