Results 1 to 10 of about 13,111 (148)

Negative feedback regulation of Wnt4 signaling by EAF1 and EAF2/U19. [PDF]

open access: yesPLoS ONE, 2010
Previous studies indicated that EAF (ELL-associated factor) family members, EAF1 and EAF2/U19, play a role in cancer and embryogenesis. For example, EAF2/U19 may serve as a tumor suppressor in prostate cancer.
Xiaoyang Wan   +6 more
doaj   +4 more sources

Fitness improvements of young soccer players after high volume or small sided games interventions

open access: yesBiology of Sport, 2021
The main goal was to determine anaerobic and aerobic improvement of young soccer players after six-week high volume (HVT) or small sided games (SSG) training intervention.
Karel Hůlka, Matej Strniště
doaj   +1 more source

How Football Players’ Age Affect Passing Patterns of Play According to Field Location

open access: yesChildren, 2023
This study aimed to characterize the passing patterns that support collective tactical behaviour in football players of different ages (U15, U17, and U19) in different field zones. Two hundred and twenty-eight male players, divided into U15, U17, and U19,
Nuno Coito   +3 more
doaj   +1 more source

CONSTATATIVE STUDY ON THE LEVEL OF PHYSICAL TRAINING OF U19 JUNIOR FOOTBALLERS IN ROMANIA [PDF]

open access: yesBulletin of the Transilvania University of Braşov: Series IX Sciences of Human Kinetics, 2020
In this research we aimed to assess the level of general and specific physical preparation of U19 (under 19 years) juniors’ football game ascertaining experiment was undertaken.
Gabriel SIMION
doaj   +1 more source

Comparative study of parameters obtained during official games by u17 and u19 players through the playertek system [PDF]

open access: yesAnnals of the “Ştefan cel Mare” University: Physical Education and Sport Section - The Science and Art of Movement, 2023
During the ascertaining study of the parameters obtained during official games by U17 and U19 players, we chose to use the Playertek football player monitoring system.
Levițchi Adrian
doaj   +1 more source

FUENTES DE CONOCIMIENTO DE LOS ENTRENADORES: ESTUDIO DE CASO DE LAS SELECCIONES BRASILEÑAS DE BALONMANO MASCULINO

open access: yesPensar en Movimiento, 2021
Mendes, J. C., Milistetd, M., Ibáñez, S.J. y Vieira do Nascimento, J. (2020).Fuentes de conocimiento de los entrenadores: estudio de caso de las selecciones brasileñas de balonmano masculino.
Ph. D José Carlos Mende   +3 more
doaj   +1 more source

Age-related differences in flexibility in soccer players 8–19 years old [PDF]

open access: yesPeerJ, 2019
Background Muscle flexibility is a main component of health-related fitness and one of the basic components of fitness for the performance in some sports.
Antonio Cejudo   +6 more
doaj   +2 more sources

Performance factors that negatively influence shooting efficiency in women’s basketball

open access: yesFrontiers in Physiology, 2022
The purpose of the present study was to examine the influence of selected factors (possession duration, game quarter, defensive pressure, shooting distance from the basket, and heart rate level) on shooting efficiency on Under-19 (U19) and senior level ...
Tomáš Vencúrik   +7 more
doaj   +1 more source

Sprint and jump performances in highly trained young soccer players of different chronological age: Effects of linear VS. CHANGE–OF–DIRECTION sprint training

open access: yesJournal of Exercise Science & Fitness, 2021
Background/Objective: The aim of this study was to examine the effects of two different sprint-training regimes on sprint and jump performances according to age in elite young male soccer players over the course of one soccer season.
Thomas Pavillon   +8 more
doaj   +1 more source

New Zealand Youth Rugby Sevens: A Comparative Match Demands Study

open access: yesJournal of Functional Morphology and Kinesiology, 2023
Rugby sevens has established itself on the world stage since its inclusion in the 2016 Olympics. Participation among New Zealand (NZ) youth has surged.
Koen Wintershoven   +3 more
doaj   +1 more source

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