dehydroepiandrosterone

Medical Studies on DHEA

Low Serum Dehydroepiandrosterone and Dehydroepiandrosterone Sulfate Are Associated With Coronary Heart Disease in Men With Type 2 Diabetes Mellitus

2022-06 Zhang X, Xiao J, Liu T, He Q, Cui J, Tang S, Li X, Liu M

Sex hormones play an important role in the pathogenesis of cardiovascular disease (CVD). This cross-sectional study aimed to explore the associations of dehydroepiandrosterone (DHEA) and dehydroepiandrosterone sulfate (DHEAS) with coronary heart disease (CHD) and stroke in middle-aged and elderly patients with type 2 diabetes mellitus (T2DM).

DHEA-pretreatment attenuates oxidative stress in kidney-cortex and liver of diabetic rabbits and delays development of the disease

2021-06 Kiersztan A, Gaanga K, Witecka A, Jagielski AK

In view of reported discrepancies concerning antioxidant activity of dehydroepiandrosterone (DHEA), a widely used dietary supplement, the current investigation was undertaken to evaluate the antioxidant properties of DHEA in both kidney-cortex and liver of alloxan (ALX)-induced diabetic rabbits, as this diabetogenic compound exhibits the ROS-dependent action.

Circulating levels of sex steroid hormones and gastric cancer

2021-03 Leal YA, Song M, Zabaleta J, Medina-Escobedo G, Caron P, Lopez-Colombo A, Guillemette C, Camargo MC

Men develop gastric cancer more frequently than women, yet little is known about the mechanisms underlying this sex difference. Sex steroid hormones may influence gastric cancer risk. We therefore assessed whether major circulating adrenal precursors, androgens and estrogens were associated with gastric cancer in a high-risk Mexican population.

Cortisol-dehydroepiandrosterone ratios are inversely associated with hippocampal and prefrontal brain volume in schizophrenia

2021-01 Ji E, Weickert CS, Purves-Tyson T, White C, Handelsman DJ, Desai R, O'Donnell M, Liu D, Galletly C, Lenroot R, Weickert TW

While high levels of glucocorticoids are generally neuro-damaging, a related adrenal steroid, dehydroepiandrosterone (DHEA), has anti-glucocorticoid and neuroprotective properties. Previous work has shown increased circulating levels of DHEA and abnormal cortisol/DHEA ratios in people with schizophrenia, however reports are limited and their relationship to neuropathology is unclear.

Impact of dehydroepiandrosterone (DHEA) supplementation on testosterone concentrations and BMI in elderly women: a meta-analysis of randomized controlled trials

2021-01 Hu Y, Wan P, An X, Jiang G

Despite the fact that numerous clinical studies have evaluated the positive effects of dehydroepiandrosterone (DHEA) supplementation on testosterone concentrations and on the body mass index (BMI), more evidence is needed to certify that DHEA is a BMI-reducing agent in the elderly. This meta-analysis aims to clarify the various incompatible results and investigate the impact of DHEA supplementation on serum testosterone levels and lean body mass in elderly women.

The effects of dehydroepiandrosterone (DHEA) supplementation on body composition and blood pressure: a meta-analysis of randomized clinical trials

2020-11 Wang F, He Y, O Santos H, Sathian B, C Price J, Diao J

Dehydroepiandrosterone (DHEA) supplementation has been anecdotally considered as a tool to improve body composition and health status. We aimed to verify the impact of DHEA supplementation on traditional measurements of body composition and blood pressure (BP) due to their clinical applicability.

Impact of dehydroepianrosterone (DHEA) supplementation on serum levels of insulin-like growth factor 1 (IGF-1): a dose-response meta-analysis of randomized controlled trials

2020-07 Xie M, Zhong Y, Xue Q, Wu M, Deng X, O Santos H, Tan SC, Kord-Varkaneh H, Jiao P

Inconsistencies exist with regard to the influence of dehydroepiandrosterone (DHEA) supplementation on insulin-like growth factor 1 (IGF-1) levels. The inconsistencies could be attributed to several factors, such as dosage, gender, and duration of intervention, among others. To address these inconsistencies, we conducted a systematic review and meta-analysis to combine findings from randomized controlled trials (RCTs) on this topic.

Very High Dehydroepiandrosterone Sulfate (DHEAS) in serum of an overweight female adolescent without a tumor

2020-05 Iliev DI, Braun R, Sánchez-Guijo A, Hartmann M, Wudy SA, Heckmann D, Bruchelt G, Rösner A, Grosser G, Geyer J, Binder G

An increase of serum dehydroepiandrosterone (DHEA) sulfate (DHEAS) is observed in premature adrenarche and congenital adrenal hyperplasia. Very high DHEAS levels are typical for adrenal tumors. Approximately 74% of DHEAS is hydrolyzed to DHEA by the steroid sulfatase (STS). The reverse reaction is DHEA sulfation. Besides these two enzyme reactions, the DHEAS transported through the cell membrane is important for its distribution and excretion.

Dehydroepiandrosterone (DHEA) and its sulphate (DHEAS) in Alzheimer’s disease

2020-01 Strac DS, Konjevod M, Perkovic MN, Tudor L, Erjavec GN, Pivac N

Neurosteroids Dehydroepiandrosterone (DHEA) and Dehydroepiandrosterone Sulphate (DHEAS) are involved in many important brain functions, including neuronal plasticity and survival, cognition and behavior, demonstrating preventive and therapeutic potential in different neuropsychiatric and neurodegenerative disorders, including Alzheimer's disease.

Pharmacological activities of dehydroepiandrosterone: a review

2020-01 Sahu P, Gidwani B, Dhongade HJ

Dehydroepiandrosterone (DHEA) is a steroidal hormone secreted by Zonareticularis of the adrenal cortex with a characteristic age related pattern of secretion. These hormones are inactive precursors that are transformed into active sex steroids in peripheral target tissues. These hormones are used for the energy, vitality and the natural support of most bodily functions that involve the endocrine system.

Supplementation of dehydroepiandrosterone (DHEA) in pre- and postmenopausal women – position statement of expert panel of Polish Menopause and Andropause Society

2020-01 Rabijewski M, Papierska L, Binkowska M, Maksym R, Jankowska K, Skrzypulec-Plinta W, Zgliczynski W

Dehydroepiandrosterone (DHEA) concentration decreases with age, therefore, DHEA has been considered a hormone that reduces the symptoms associated with aging, so the usefulness of DHEA in premenopausal and postmenopausal women, and the options of hormone therapy have received a large amount of attention.

Dehydroepiandrosterone and cortisol as markers of HPA axis dysregulation in women with low sexual desire

2019-06 Basson R, O'Loughlin JI, Weinberg J, Young AH, Bodnar T, Brotto LA

Previous research has found lower serum levels of dehydroepiandrosterone (DHEA) or its sulfated form, DHEA-S, in women diagnosed with Hypoactive Sexual Desire Disorder (HSDD). Given that DHEA and DHEA-S have multiple direct actions on the brain as well as anti-glucocorticoid properties, it is possible that lower levels of DHEA directly impact women's sexual functioning.

Is the DHEAS/cortisol ratio a potential filter for non-operable constipated cases?

2010-02 El-Tawil AM

Constipation is a significant manifestation of a number of psychological disorders. Published papers recommend using self-assessment questionnaires for discriminating psychological from non-psychological constipated patients before operating on them but reports from major surveys revealed that general practitioners failed to diagnose 70% of depressed patients using self-assessment questionnaires.

Dehydroepiandrosterone (DHEA) as a possible source for estrogen formation in bone cells: correlation between bone mineral density and serum DHEA-sulfate concentration in postmenopausal women, and the presence of aromatase to be enhanced by 1,25-dihydroxyvitamin D3 in human osteoblasts

2002-04 Takayanagi R, Goto K, Suzuki S, Tanaka S, Shimoda S, Nawata H

A significant positive correlation between bone mineral density (BMD) and serum dehydroepiandrosterone sulfate (DHEA-S) was found in 120 postmenopausal women (51–99 years old) but no correlation was seen between BMD and serum estradiol.

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