Evidence map›Paper›PMID 28103813›Full record

ArticleBMC genetics2017

Fat mass and obesity associated (FTO) gene influences skeletal muscle phenotypes in non-resistance trained males and elite rugby playing position.

S M Heffernan, G K Stebbings, L P Kilduff, R M Erskine, S H Day, C I Morse, J S McPhee, C J Cook, B Vance, W J Ribbans and 7 more

Open access · diamondAbstract read
In one paragraph

Article in BMC genetics, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed, 2 pooled it
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

24 citing papers in PubMed, 2 syntheses or guidelines pooled it, 35 citations in OpenAlex.

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  20. Genes · 2019
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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

17 authors at 10 institutions in 2 countries.

S M HeffernanMMU Sports Genomics Laboratory, Manchester Metropolitan University, Crewe Green Road, Crewe, CW1 5DU, UK. shane.heffernan@stu.mmu.ac.uk.
G K StebbingsMMU Sports Genomics Laboratory, Manchester Metropolitan University, Crewe Green Road, Crewe, CW1 5DU, UK.
L P KilduffA-STEM, College of Engineering, Swansea University, Swansea, UK.
R M ErskineResearch Institute for Sport & Exercise Sciences, Liverpool John Moores University, Liverpool, UK.
S H DayMMU Sports Genomics Laboratory, Manchester Metropolitan University, Crewe Green Road, Crewe, CW1 5DU, UK.
C I MorseMMU Sports Genomics Laboratory, Manchester Metropolitan University, Crewe Green Road, Crewe, CW1 5DU, UK.
J S McPheeSchool of Healthcare Science, Manchester Metropolitan University, Manchester, UK.
C J CookA-STEM, College of Engineering, Swansea University, Swansea, UK.
B VanceInstitute of Cardiovascular & Medical Sciences University of Glasgow, Glasgow, UK.
W J RibbansCentre for Physical Activity and Chronic Disease, Institute of Health and Wellbeing, University of Northampton, Northampton, UK.
S M RaleighCentre for Physical Activity and Chronic Disease, Institute of Health and Wellbeing, University of Northampton, Northampton, UK.
C RobertsMedical and Scientific Department, South African Rugby Union, Cape Town, South Africa.
M A BennettA-STEM, College of Engineering, Swansea University, Swansea, UK.
G WangFIMS Reference Collaborating Centre of Sports Medicine for Anti-Doping Research, University of Brighton, Brighton, UK.
M CollinsDivision of Exercise Science and Sports Medicine, Department of Human Biology, University of Cape Town (UCT), Cape Town, South Africa.
Y P PitsiladisFIMS Reference Collaborating Centre of Sports Medicine for Anti-Doping Research, University of Brighton, Brighton, UK.
A G WilliamsMMU Sports Genomics Laboratory, Manchester Metropolitan University, Crewe Green Road, Crewe, CW1 5DU, UK.
Genomics (United Kingdom) · GBSwansea University · GBUniversity College London · GBUniversity of Brighton · GBUniversity of Northampton · GBBangor University · GBManchester Metropolitan University · GBUniversity of Cape Town · ZAUniversity of Glasgow · GBUniversity of KwaZulu-Natal · ZA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundFTO gene variants have been associated with obesity phenotypes in sedentary and obese populations, but rarely with skeletal muscle and elite athlete phenotypes.

methodsIn 1089 participants, comprising 530 elite rugby athletes and 559 non-athletes, DNA was collected and genotyped for the FTO rs9939609 variant using real-time PCR. In a subgroup of non-resistance trained individuals (NT; n = 120), we also assessed structural and functional skeletal muscle phenotypes using dual energy x-ray absorptiometry, ultrasound and isokinetic dynamometry. In a subgroup of rugby athletes (n = 77), we assessed muscle power during a countermovement jump.

resultsIn NT, TT genotype and T allele carriers had greater total body (4.8% and 4.1%) and total appendicular lean mass (LM; 3.0% and 2.1%) compared to AA genotype, with greater arm LM (0.8%) in T allele carriers and leg LM (2.1%) for TT, compared to AA genotype. Furthermore, the T allele was more common (94%) in selected elite rugby union athletes (back three and centre players) who are most reliant on LM rather than total body mass for success, compared to other rugby athletes (82%; P = 0.01, OR = 3.34) and controls (84%; P = 0.03, OR = 2.88). Accordingly, these athletes had greater peak power relative to body mass than other rugby athletes (14%; P = 2 x 10

conclusionCollectively, these results suggest that the T allele is associated with increased LM and elite athletic success. This has implications for athletic populations, as well as conditions characterised by low LM such as sarcopenia and cachexia.

Indexed as

Polymorphism, Single NucleotideResistance TrainingAdolescentAdultAlpha-Ketoglutarate-Dependent Dioxygenase FTOAthletesFootballGenetic Predisposition to DiseaseGenotypeHumansMaleMuscle, SkeletalPhenotypeYoung AdultAlpha-Ketoglutarate-Dependent Dioxygenase FTOFTO protein, humanIRX3Lean massRugbyGene project

Identifiers

PMID28103813
PMCPMC5248469
OpenAlexW2574980763

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.