Results 61 to 70 of about 575,209 (270)

Biomaterial design strategies for enhancing mitochondrial transplantation therapy

open access: yesBMEMat, EarlyView.
Biomaterials to facilitate mitochondrial transplantation therapy: biomaterials as barriers to protect mitochondria from pathophysiological microenvironments, like osmotic stress caused by the excessive concentration of calcium ion, reactive oxygen species, and advanced glycation end products; biomaterials integrating with biochemical cues to improve ...
Shaoyang Kang   +12 more
wiley   +1 more source

Annual Banned‐Substance Review 18th Edition—Analytical Approaches in Human Sports Drug Testing 2024/2025

open access: yesDrug Testing and Analysis, EarlyView.
New insights into drug metabolism, distribution, elimination, and detection assays for drugs and methods of sports doping published between 2024 and 2025 are critically reviewed and evaluated in context with the Prohibited List 2025 as established by the World Anti‐Doping Agency.
Mario Thevis, Tiia Kuuranne, Hans Geyer
wiley   +1 more source

Body Image Perception: Adolescent Boys and Avatar Depiction in Video Games [PDF]

open access: yes, 2016
Research on mass media’s impact on body image has mostly been focused on females thus far. Of the little research that has been done on male body image, most of it has been focused on adult males, and therefore the effect of mass media on adolescent boys’
Raman, Usha
core   +1 more source

Identification of Metabolites of the Dietary Supplement Ingredient 5α‐Hydroxy‐Laxogenin

open access: yesDrug Testing and Analysis, EarlyView.
The biotransformation of the dietary supplement ingredient 5α‐hydroxy‐laxogenin was investigated using human HepG2 cells, the rat and in silico using the online software Next‐gen E‐Resource for Drug Discovery (NERDD). We identified five metabolites generated by the human HepG2 cells of which three and an additional mono‐hydroxylated metabolite were ...
Daniel Derwand   +3 more
wiley   +1 more source

Statistical Discrimination of Urinary Steroid Biomarkers in the Athlete Biological Passport: A Novel Approach to an Abnormal Steroid Profile Score (ASPS)

open access: yesDrug Testing and Analysis, EarlyView.
The study developed a single Abnormal Steroid Profile Score (ASPS) to improve interpretation of the Athlete Biological Passport steroid module. Using Bayesian modelling and logistic regression, biomarker patterns from laboratory and doping control data successfully discriminated between doped and clean individuals, with improved classification ...
James G. Hopker   +3 more
wiley   +1 more source

Her Life Depends On It: Sport, Physical Activity and the Health and Well-Being of American Girls [PDF]

open access: yes, 2004
This report is a comprehensive compendium of research that points to physical activity and sport as fundamental solutions for many of the serious health and social problems faced by American girls.
Don Sabo   +3 more
core   +1 more source

Molecular imprinted polymer coated QCM for the detection of nandrolone [PDF]

open access: yes, 2002
An acoustic wave sensor coated with an artificial biomimetic recognition element has been developed to selectively screen for nandrolone in the liquid phase.
Braithwaite, A   +4 more
core   +1 more source

Evaluation of Different Detection and Identification Methods of Intact Tetrahydro‐Methyltestosterone Sulfate Metabolites in Doping Control

open access: yesDrug Testing and Analysis, EarlyView.
The micro‐scale synthesis of the six out of eight possible tetrahydro‐methyltestosterone sulfate metabolites was performed, and the synthesized materials were used as analytical standards. The analysis of post‐administration sample extracts from methyltestosterone excretion studies against these standards provides further experimental proof for their ...
Yiannis S. Angelis   +3 more
wiley   +1 more source

Interactions of sclerostin with FGF23, soluble klotho and vitamin D in renal transplantation [PDF]

open access: yes, 2017
Relationships of Sclerostin, a bone anti-anabolic protein, with biomarkers of mineral bone disorders in chronic kidney disease are still unsettled, in particular in kidney transplant (KTR).
Farcomeni, Alessio   +7 more
core   +6 more sources

Evidence of the indirect hormonal activity of prohormones using liver S9 metabolic bioactivation and an androgen bioassay [PDF]

open access: yes, 2008
Prohormones such as dehydroepiandrosterone (DHEA) are steroid precursors that do not show hormonal activity by themselves. Abuse of these prohormones in cattle fattening is hard to prove because of strong in vivo metabolism and the difficulty to detect ...
Bovee, T.F.H.   +4 more
core   +2 more sources

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