Results 21 to 30 of about 5,956 (208)

Effective separation and simultaneous analysis of anabolic androgenic steroids (AAS) in their pharmaceutical formulations by a validated TLC-densitometry method

open access: yesChemistry Central Journal, 2012
Background Anabolic androgenic steroids (AAS) are widely misused for the enhancement of performance in sports. Several drugs are available that contain different combinations or individual steroids in different dosage form.
Musharraf Syed, Gulzar Umair
doaj   +1 more source

Development and validation of HPLC-DAD methodology for simultaneous qualitative and quantitative determination of thirteen substances with a steroid structure

open access: yesBiotechnology & Biotechnological Equipment, 2023
Using supplements in different sports is a common practice for many athletes. Unfortunately, the growth of this market has entailed some speculations, such as the addition of excessive doses of potentially toxic ingredients. Sometimes the doses listed on
Zdravka Zaharieva   +7 more
doaj   +1 more source

Dynamic optimization of volatile fatty acids to enrich biohydrogen production using a deep learning neural network [PDF]

open access: yes, 2022
A new strategy was developed to investigate the effect of volatile fatty acids (VFAs) on the efficiency of biogas production with a focus on improving bio-H$_2$. The inoculum used, anaerobic granular sludge obtained from a UASB reactor treating poultry slaughterhouse wastewater, was pretreated with five different pretreatments. The relationship between
arxiv   +1 more source

Influence of Androgen Receptor Antagonist MDV3100 Therapy on Rats With Benign Prostatic Hyperplasia [PDF]

open access: yesInternational Neurourology Journal, 2021
Purpose To probe the effect and mechanism of androgen receptor antagonist MDV3100 on benign prostatic hyperplasia (BPH) of rats Methods BPH rat model was induced by testosterone propionate.
Minggen Yang   +2 more
doaj   +1 more source

Effects of short-term testosterone replacement on areal bone mineral density and bone turnover in young hypogonadal males

open access: yesIndian Journal of Endocrinology and Metabolism, 2012
Context: Effect of parenteral testosterone esters administration on bone-mineral density (BMD) and bone turnover in young age onset male hypogonadism is not studied in Indian subjects.
Prasun Deb   +2 more
doaj   +1 more source

Effects of Exercise on Serum Inflammatory Markers and NF-kb, COX-2 mRNA Expression in Prostate of BPH-Induced Mice [PDF]

open access: yes운동과학, 2021
PURPOSE Benign prostatic hypertrophy (BPH) is a common finding in older men and a frequent cause of lower urinary tract symptoms. The efficacy of exercise in the management of BPH-related inflammation is not fully understood.
Eun-Jung Yoon, Se-Hwan Park, Eun-Mi Lim
doaj   +1 more source

Sildenafil ameliorates leptin resistance and normalizes lipid handling in the hypothalamic and adipose tissues of testosterone-exposed pregnant rats

open access: yesHeliyon, 2021
Leptin and hypothalamic-adipose lipid handling are relevant in determining the shift of metabolic activities. There are scanty findings connecting glucose dysregulation as a result of hyperandrogenism during gestation to hypothalamic-adipose axis and ...
Emmanuel Damilare Areola   +9 more
doaj  

Sildenafil augments fetal weight and placental adiponectin in gestational testosterone-induced glucose intolerant rats

open access: yesToxicology Reports, 2021
Testosterone induces intra-uterine growth restriction (IUGR) with maternal glucose dysregulation and oxidant release in various tissues. Adiponectin, which modulates the antioxidant nuclear factor erythroid 2-related factor 2 (Nrf2) signaling is ...
Emmanuel Damilare Areola   +10 more
doaj  

Testosterone Supplementation Induces Age-Dependent Augmentation of the Hypoxic Ventilatory Response in Male Rats With Contributions From the Carotid Bodies

open access: yesFrontiers in Physiology, 2021
Excessive carotid body responsiveness to O2 and/or CO2/H+ stimuli contributes to respiratory instability and apneas during sleep. In hypogonadal men, testosterone supplementation may increase the risk of sleep-disordered breathing; however, the site of ...
Tara A. Janes   +6 more
doaj   +1 more source

Profiling Urinary Sulfate Metabolites With Mass Spectrometry

open access: yesFrontiers in Molecular Biosciences, 2022
The study of urinary phase II sulfate metabolites is central to understanding the role and fate of endogenous and exogenous compounds in biological systems.
Christopher C. J. Fitzgerald   +8 more
doaj   +1 more source

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