Evidence map›Paper›PMID 34480633›Full record

ArticleEuropean journal of applied physiology2021

Influence of the MCT1-T1470A polymorphism (rs1049434) on repeated sprint ability and blood lactate accumulation in elite football players: a pilot study.

M Massidda, L Flore, N Kikuchi, M Scorcu, F Piras, P Cugia, P Cięszczyk, F Tocco, C M Calò

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Article in European journal of applied physiology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

10 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Review
  3. Review
  4. Article
  5. Association AmongGenes · 2024
    Article
  6. Testing in Football: A Narrative Review.Sports (Basel, Switzerland) · 2024
    Review
  7. Article
  8. Review
  9. Article
  10. Article
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.

M MassiddaDepartment of Life and Environmental Sciences, University of Cagliari, Cagliari, Italy. myosotis.massidda@unica.it.ORCID http://orcid.org/0000-0001-5726-4435
L FloreDepartment of Life and Environmental Sciences, University of Cagliari, Cagliari, Italy.
N KikuchiGraduate School of Health and Sport Science, Nippon Sport Science University, Tokyo, Japan.
M ScorcuItalian Federation of Sports Medicine Federation (FMSI), Rome, Italy.
F PirasItalian Federation of Sports Medicine Federation (FMSI), Rome, Italy.
P CugiaItalian Federation of Sports Medicine Federation (FMSI), Rome, Italy.
P CięszczykDepartment of Physical Education, University of Physical Education and Sport, Gdańsk, Poland.
F Tocco *Department of Medical Sciences and Public Health, University of Cagliari, Cagliari, Italy.
C M Calò *Department of Life and Environmental Sciences, University of Cagliari, Cagliari, Italy.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeThe aim of this study is to investigate the influence of the MCT1 T1470A polymorphism (rs1049434) on repeated sprint ability (RSA) and lactate accumulation after RSA testing.

methodsTwenty-six elite Italian male football players (age: 17.7 ± 0.78 years; height: 179.2 ± 7.40 cm; weight: 72.1 ± 5.38 kg) performed RSA testing (6 × 30-m sprints with an active recovery between sprints), and lactate measurements were obtained at 1, 3, 5, 7, and 10 min post-exercise. Genotyping for the MCT1 T1470A polymorphism was performed using PCR.

resultsGenotype distributions were in Hardy-Weinberg equilibrium, being 42% wildtype (A/A), 46% heterozygotes (T/A), and 12% mutated homozygotes (T/T). Significant differences between genotypic groups were found in the two final sprint times of the RSA test. Under a dominant model, carriers of the major A-allele (Glu-490) in the dominant model showed a significantly lower sprint time compared to footballers with the T/T (Asp/Asp) genotype (5th Sprint time: A/A + T/A = 4.60 s vs TT = 4.97 s, 95% CI 0.07-0.67, p = 0.022; 6th Sprint: A/A + T/A = 4.56 s vs T/T = 4.87 s, 95% CI 0.05-0.57, p = 0.033).

conclusionsThe T1470A (Glu490Asp) polymorphism of MCT1 was associated with RSA. Our findings suggest that the presence of the major A-allele (Glu-490) is favourable for RSA in football players.

Indexed as

Athletic PerformanceLactatesMonocarboxylic Acid TransportersRunningSymportersAdolescentGenotypeHumansMaleMonocarboxylate Transport Protein 1Physical EndurancePolymorphism, Single NucleotideSoccerLactatesMonocarboxylate Transport Protein 1Monocarboxylic Acid TransportersSymportersLactate accumulationMonocarboxylate transportersMuscle fatigueRSASoccer

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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.