Results 101 to 110 of about 312,372 (339)

Syndrome of the Month: Bosma Arhinia Microphthalmia Syndrome

open access: yes
American Journal of Medical Genetics Part A, EarlyView.
Katherine J. K. Patterson   +2 more
wiley   +1 more source

Diclofenac Detection via Inner‐Filter Effect Using Pyridine‐Modified Triphenylene

open access: yesChemPlusChem, EarlyView.
The synthesis of hexa‐pyridine triphenylene derivatives via Suzuki‐coupling reaction and their application toward the sensing of diclofenac have been studied for the first time. The 3PY and 4PY are selective for diclofenac over the other commonly prescribed pharmaceuticals and hormones tested. Triphenylene derivatives 3PY (2,3,6,7,10,11‐hexa(pyridine‐3‐
Navdeep Kajal   +4 more
wiley   +1 more source

Mouse testicular macrophages can independently produce testosterone and are regulated by Cebpb

open access: yesBiological Research
Background Testicular macrophages (TM) have long been recognized for their role in immune response within the testicular environment. However, their involvement in steroid hormone synthesis, particularly testosterone, has not been fully elucidated.
Nengliang Duan   +9 more
doaj   +1 more source

β‐Hydroxy β‐Methyl Butyric Acid (HMB) and Its Potential Doping Relevance: A Pilot Study on Its Urinary Excretion Profile

open access: yesDrug Testing and Analysis, EarlyView.
β‐hydroxy β‐methyl butyric acid (HMB), either as the free acid or in the form of its calcium salt, is a component of several dietary supplements marketed to enhance sports performance. We investigated the urinary excretion profile of HMB, also assessing the endogenous reference ranges of HMB in human urine samples from healthy volunteers (n = 20). Data
Cristian Camuto   +3 more
wiley   +1 more source

NÍVEIS PERIFÉRICOS DE TESTOSTERONA TOTAL EM TOUROS GUZERÁ

open access: yesCiência Animal Brasileira, 2014
Twenty-four Guzerat bulls were evaluated from 24 to 34 months of age, aiming to determinate the bulls serum testosterone concentration profile and their variation according to age, body weight and andrologic traits.
Juliano Cesar Dias   +4 more
doaj   +1 more source

Determination of Hormonal Growth Promotants in Beef Using Liquid Chromatography–Tandem Mass Spectrometry

open access: yesDrug Testing and Analysis, EarlyView.
An LC–MS/MS method was developed and validated to detect 12 synthetic or endogenous hormonal growth promotants commonly utilized in the livestock industry in the United States at low pg/mg concentrations. ABSTRACT Hormonal growth promotants (HGPs) are a class of pharmaceutical agents commonly administered to cattle in the United States to improve ...
Mary Mosburg   +7 more
wiley   +1 more source

Annual Banned‐Substance Review 17th Edition—Analytical Approaches in Human Sports Drug Testing 2023/2024

open access: yesDrug Testing and Analysis, EarlyView.
Scenarios of drug exposure and administration as well as detection assays for drugs and methods of sports doping published between 2023 and 2024 are critically reviewed and evaluated in context with the Prohibited List 2024 as established by the World Anti‐Doping Agency.
Mario  Thevis   +2 more
wiley   +1 more source

Testosterone treatment and the risk of aggressive prostate cancer in men with low testosterone levels.

open access: yesPLoS ONE, 2018
PurposeTestosterone treatment of men with low testosterone is common and, although relatively short-term, has raised concern regarding an increased risk of prostate cancer (CaP).
Thomas J Walsh   +12 more
doaj   +1 more source

Increased physical activity has a greater effect than reduced energy intake on lifestyle modification-induced increases in testosterone

open access: yesJournal of clinical biochemistry and nutrition, 2015
Obesity has reached epidemic proportions worldwide. Obesity results in reduced serum testosterone levels, which causes many disorders in men. Lifestyle modifications (increased physical activity and calorie restriction) can increase serum testosterone ...
Hiroshi Kumagai   +5 more
semanticscholar   +1 more source

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