Results 21 to 30 of about 9,534,347 (303)

Doping in Racing Pigeons (Columba livia domestica): A Review and Actual Situation in Belgium, a Leading Country in This Field

open access: yesVeterinary Sciences, 2022
Pigeon racing is a sport in which trained homing pigeons (Columba livia domestica) are released between 60 and 1200 km from their loft and then have to return home as quickly as possible. The first race was held in 1818 in Belgium and since then, Belgium
Didier Marlier
doaj   +1 more source

Trends in dietary supplement use among athletes selected for doping controls

open access: yesFrontiers in Nutrition, 2023
BackgroundDietary supplements (DS) may be beneficial for athletes in certain situations, whereas incorrect or excessive use may impair performance, pose a risk to the athlete's health and cause positive doping tests by containing prohibited substances ...
Fredrik Lauritzen   +2 more
doaj   +1 more source

Doping in sport: a review of medical practitioners' knowledge, attitudes and beliefs. [PDF]

open access: yes, 2011
BACKGROUND: Central to the work of many medical practitioners is the provision of pharmaceutical support for patients. Patients can include athletes who are subject to anti-doping rules and regulations which prohibit the use of certain substances in and ...
Backhouse, SH   +3 more
core   +1 more source

A qualitative analysis of the factors that protect athletes against doping in sport [PDF]

open access: yes, 2015
Design: Ten competitive athletes (M = 5, F = 5) representing five different sports (field hockey, boxing, football, triathlon, rugby) were recruited through convenience sampling to undertake a semi-structured interview to enable a qualitative analysis of
Backhouse, SH, Erickson, K, McKenna, J
core   +1 more source

Determination of possible microRNA-markers of cobalt abuse by real-time qPCR using hypoxia signaling pathway panels

open access: yesТонкие химические технологии, 2023
Objectives. Cobalt mimics the state of hypoxia to prevent degradation of the alpha subunit of hypoxia-inducible factor, resulting in an increase in blood oxygen capacity and endurance.
P. V. Postnikov   +3 more
doaj   +1 more source

Detection of Homologous Blood Transfusion in Sport Doping by Flow Cytofluorimetry: State of the Art and New Approaches to Reduce the Risk of False-Negative Results

open access: yesFrontiers in Sports and Active Living, 2022
This article presents the results of a study aimed to give new suggestions and strategies for improving the implementation of the flow cytofluorimetry-based method for the detection of homologous blood transfusions in doping control.
Francesco Donati   +6 more
doaj   +1 more source

New Insights into the Metabolism of Methyltestosterone and Metandienone: Detection of Novel A-Ring Reduced Metabolites

open access: yesMolecules, 2021
Metandienone and methyltestosterone are orally active anabolic-androgenic steroids with a 17α-methyl structure that are prohibited in sports but are frequently detected in anti-doping analysis.
Steffen Loke   +10 more
doaj   +1 more source

Perfectionism and attitudes towards doping in junior athletes [PDF]

open access: yes, 2015
Recent theory and research suggest that perfectionism is a personal factor contributing to athletes’ vulnerability to doping (using banned substances/drugs to enhance sporting performance).
Stoeber, Joachim   +2 more
core   +1 more source

Risk and enabling environments in sport: Systematic doping as harm reduction [PDF]

open access: yes, 2021
Doping and the use of performance enhancing drugs (PEDs) are often considered and discussed as a separate issue from other types of substance use, by sporting bodies, politicians, the media, and athletes who use drugs themselves. However, perceptions and
Andreasson, Jesper   +8 more
core   +1 more source

An Intramuscular Injection of Mixed Testosterone Esters Does Not Acutely Enhance Strength and Power in Recreationally Active Young Men

open access: yesFrontiers in Physiology, 2020
Purpose: Limited data are available on the acute performance-enhancing effects of single-dose administration of testosterone in healthy humans. Studies of testosterone administrations to healthy humans are rare due to the difficult nature and necessity ...
Sara Amalie Solheim   +7 more
doaj   +1 more source

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