Results 21 to 30 of about 166,591 (241)

Gut microbiota steroid sexual dimorphism and its impact on gonadal steroids: influences of obesity and menopausal status

open access: yesMicrobiome, 2020
Background Gonadal steroid hormones have been suggested as the underlying mechanism responsible for the sexual dimorphism observed in metabolic diseases. Animal studies have also evidenced a causal role of the gut microbiome and metabolic health. However,
Jordi Mayneris-Perxachs   +8 more
doaj   +2 more sources

Regulation of rat luteinizing hormone subunit messenger ribonucleic acids by gonadal steroid hormones. [PDF]

open access: yesJournal of Clinical Investigation, 1986
Little is known about the hormonal regulation of luteinizing hormone (LH) biosynthesis. We have studied the regulation of LH messenger RNA (mRNA) levels by gonadal-steroid hormones in the rat. In one set of experiments, male and female rats were surgically gonadectomized (GDX) and killed 1, 3, 7, 14, 22, and 31 d postoperatively.
S D, Gharib   +3 more
openaire   +3 more sources

Are gonadal steroid hormones involved in disorders of brain aging? [PDF]

open access: yesAging Cell, 2003
SummaryHuman aging is associated with a decrease of circulating gonadal steroid hormones. Since these hormones act as trophic factors for neurones and glia, it is possible that the decrease in sex steroid levels may contribute to the increased risk of neurodegenerative disorders with advanced age.
Iñigo, Azcoitia   +2 more
openaire   +3 more sources

Role of StAR Gene in Sex Steroid Hormone Regulation and Gonadal Development in Ark Shell Scapharca broughtonii [PDF]

open access: yesBiology
This study elucidates the role of the steroidogenic acute regulatory protein (StAR) in sex steroid hormone dynamics and the gonadal development of the commercially important marine bivalve ark shell Scapharca broughtonii.
Wenjing Wang   +9 more
doaj   +2 more sources

Serum gonadal steroid hormones in young schizophrenic patients [PDF]

open access: yesPsychoneuroendocrinology, 1994
Psychosis is reported to show a later age of onset in women than in men and its nature and course in women may also differ. The purpose of this study was to determine if levels of four steroid hormones at the start of early onset psychosis differ from the levels of other groups of young people and if predicted low levels of estrogen (E2) are a feature ...
Oades, Robert D., Schepker, Renate
openaire   +3 more sources

Role of sphingolipid metabolites in the homeostasis of steroid hormones and the maintenance of testicular functions

open access: yesFrontiers in Endocrinology, 2023
With the acceleration of life pace and the increase of work pressure, the problem of male infertility has become a social problem of general concern.
Defan Wang   +3 more
doaj   +1 more source

Adrenal, Gonadal and Peripherally Steroid Changes in Response to Extreme Physical Stress for Characterizing Load Capacity in Athletes

open access: yesMetabolites, 2022
Athletes are often exposed to extreme physical stress during training or competitions. The consequent activation of the hypothalamus–hypophysis–adrenal (HPA) axis results in intensified steroid hormone production in the adrenal cortex.
Éva Csöndör   +9 more
doaj   +1 more source

Elevated plasma corticosterone decreases yolk testosterone and progesterone in chickens: linking maternal stress and hormone-mediated maternal effects. [PDF]

open access: yesPLoS ONE, 2011
Despite considerable research on hormone-mediated maternal effects in birds, the underlying physiology remains poorly understood. This study investigated a potential regulation mechanism for differential accumulation of gonadal hormones in bird eggs ...
Rie Henriksen   +2 more
doaj   +1 more source

The Crosstalk between Melatonin and Sex Steroid Hormones

open access: yesNeuroendocrinology, 2021
Melatonin, an indolamine mainly released from the pineal gland, is associated with many biological functions, namely, the modulation of circadian and seasonal rhythms, sleep inducer, regulator of energy metabolism, antioxidant, and anticarcinogenic ...
J. Cipolla-Neto   +8 more
semanticscholar   +1 more source

Dispatches from the interface of salivary bioscience and neonatal research. [PDF]

open access: yes, 2014
The emergence of the interdisciplinary field of salivary bioscience has created opportunity for neonatal researchers to measure multiple components of biological systems non-invasively in oral fluids.
Granger, Douglas A, Voegtline, Kristin M
core   +1 more source

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