Results 31 to 40 of about 10,008 (239)

Serum Dehydroepiandrosterone (DHEA) and DHEA-Sulfate (DHEA-S) in Alzheimer's Disease and in Cerebrovascular Dementia.

open access: yesEndocrine Journal, 1996
A decreased concentration of dehydroepiandrosterone sulfate (DHEA-S) in patients with Alzheimer's disease (AD) has been reported but is still controversial. In the present study, serum concentrations of DHEA and DHEA-S were determined in 19 patients with AD, 21 patients with cerebrovascular dementia (CVD) and 45 age- and gender matched elderly control ...
YANASE, TOSHIHIKO   +7 more
openaire   +3 more sources

DHEAS inhibits TNF production in monocytes, astrocytes and microglial cells

open access: yes, 1996
: We previously reported that neurosteroids, including dehydroepiandrosterone sulfate (DHEAS), inhibit the production of TNF in vitro and in vivo. In this paper we evaluated the effect of DHEAS on TNF production by cultured rat astrocytes and murine ...
Foddi, M C   +4 more
core   +1 more source

Bone Phenotype is Always Present But Androgen Excess is Less Frequently Seen in PAPSS2 Deficiency

open access: yesJCRPE
3'-Phosphoadenosine 5'-phosphosulfate synthase 2 (PAPSS2) deficiency is a rare disorder due to biallelic pathogenic variants in the PAPSS2 gene. This disorder was first described in 1998 by Ahmad et al. and Faiyaz ul Haque et al.
Didem Helvacıoğlu, Tülay Güran
doaj   +1 more source

A Novel NR3C1 Frameshift Variant Associated With Familial Glucocorticoid Resistance Syndrome: An Integrated Analysis of Steroid Profiling and Structural Modeling

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT Glucocorticoid resistance syndrome (GRS) is a rare hereditary disorder caused by pathogenic variants in NR3C1, characterized by marked phenotypic heterogeneity and frequent misdiagnosis as primary aldosteronism or subclinical Cushing's syndrome.
Sufang Yun   +7 more
wiley   +1 more source

Association of DHEAS levels with COVID19 severity, gender, age, comorbidities, and management strategies

open access: yesScientific Reports
COVID-19 has globally impacted millions. This study investigates DHEAS (dehydroepiandrosterone sulfate) as a factor for COVID-19 progression, analyzing its relationship with disease status, temporal patterns, age, gender, and comorbidities to improve ...
Tahereh Jamali   +10 more
doaj   +1 more source

Cellular and molecular mechanisms of action of neurosteroids in various parts of the central nervous system (Part 2)

open access: yesЯкутский медицинский журнал
Neurosteroids (or neuroactive steroids) are a class of endogenous compounds which are synthesized in nervous tissue or\and able to modulate the brain functional activity, the class also includes steroids from gonads or adrenals, which are capable of ...
D. V. Dmitrenko   +4 more
doaj   +1 more source

Transcriptomic Profiling of SLC and ABC Transporters in the Human Term Placenta

open access: yesClinical Pharmacology &Therapeutics, EarlyView.
Solute carriers (SLC) and ATP‐binding cassette (ABC) transporters are essential for placental solute exchange and fetal protection, yet their transcriptomic profiles in the human placenta remain poorly characterized. Although fetal sex influences placental development and function, its impact on transporter expression is unclear.
Elijah Marsh Jung   +12 more
wiley   +1 more source

The Relationships of Dehydroepiandrosterone Sulfate, Erectile Function and General Psychological Health

open access: yesSexual Medicine, 2021
Introduction: Dehydroepiandrosterone sulfate (DHEAS) has been reported to be associated with sexual function and general psychological health respectively, however, no one has ever examined their mutual relationships in a single study.
Kanglai Li, BD   +8 more
doaj   +1 more source

Supercritical Fluid Chromatography for Expedited Sample Clean‐Up in Isotope Ratio Mass Spectrometry Including Cholesterol as New Endogenous Reference Compound

open access: yesDrug Testing and Analysis, EarlyView.
Supercritical fluid chromatography was employed in the sample preparation for IRMS determinations in sports drug testing for the first time and the developed method was successfully validated. Cholesterol (CHOL) was introduced as a novel endogenous reference compound and population‐based Δ‐values were established as shown here.
Thomas Piper, Jana Drewes, Mario Thevis
wiley   +1 more source

NEUROBIOLOGICAL EFFECTS OF DHEA IN FEMALES WITH SPECIAL REFERENCE TO SEXUAL FUNCTION: FINDINGS FROM IN-VIVO AND HUMAN STUDIES [PDF]

open access: yes, 2012
Dehydroepiandrosterone (DHEA) and its sulfate ester, DHEAS, together represent the most abundant steroid hormones in the human body. Nonetheless, their physiological significance, their mechanisms of action and their possible roles in human disease are ...
PLUCHINO, NICOLA
core  

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