- Tytuł:
- Associations between the occurrence of the ACTN3 R577X, ACE I/D, BDKRB2 +9/-9 polymorphisms and anaerobic performance among a group of elite fencers
- Autorzy:
-
Balko, Iva
Balko, Stefan
Petr, Miroslav
Heidler, Josef
Benesova, Lucie
Kohlikova, Eva - Powiązania:
- https://bibliotekanauki.pl/articles/1933086.pdf
- Data publikacji:
- 2021-10-06
- Wydawca:
- PPHU Projack Jacek Wąsik
- Tematy:
-
fencing
genotype
Wingate tests
genetic predispositions - Opis:
- Introduction: This research aims to detect possible associations between the ACTN3 R577X, ACE I/D, BDKRB2 +9/-9 genetic polymorphisms, and selected anaerobic performance indicators among elite and sub-elite fencers. Methods: The sample of participants included a group of 20 fencers (males, age 25.5 ± 6.9 years; height 185.1 ± 5.8; weight 78.3 ± 9.8). We obtained genotype analysis for selected polymorphisms (ACTN3 R577X, ACE I/D, BDKRB2 +9/-9) through buccal swabs. 30-second Wingate test was used for the anaerobic performance where the following variables were monitored: the maximal anaerobic performance - Pmax [W], the anaerobic capacity - AnC [kJ], the total number of revolutions - TR [n], the peak blood lactate concentration - LApeak [mmol·l-1]. Results: Within ACTN3 R577X polymorphism, no differences were found in the observed variables between genotypes. However, ACE I/D heterozygotes reached higher Pmax, AnC, and LApeak values than homozygotes. Furthermore, BDKRB2 +9/-9 polymorphism homozygotes with -9 allele reached higher Pmax and AnC values than homozygotes with +9 allele. No statistical differences were found in all monitored variables between genotypes of monitored polymorphisms. Conclusions: The research findings might serve as another useful piece of knowledge related to the existing statements in the field of genetics, focusing on speed-strength performance problems. It should be highlighted that current studies are only the first steps in helping us better understand the associations between genetic factors and performance in sports.
- Źródło:
-
Physical Activity Review; 2021, 2, 9; 93-100
2300-5076 - Pojawia się w:
- Physical Activity Review
- Dostawca treści:
- Biblioteka Nauki