Results 21 to 30 of about 59,068 (232)

Development and organisation of gonadal steroidogenesis in bony fishes - A review

open access: yesAquaculture and Fisheries, 2021
Gonadal steroidogenesis is pivotal to synchronize various reproductive stages including sexual development, growth and maturation. In all vertebrates including teleost, steroidogenesis is triggered by the mobilization of cholesterol by steroidogenic ...
Swathi Tenugu   +3 more
doaj   +1 more source

Nano-Curcumin Prevents Copper Reproductive Toxicity by Attenuating Oxidative Stress and Inflammation and Improving Nrf2/HO-1 Signaling and Pituitary-Gonadal Axis in Male Rats

open access: yesToxics, 2022
Copper is essential for several cellular processes and is an important catalytic factor for many proteins. However, excess copper can provoke oxidative stress and reproductive toxicity.
Wedad S. Sarawi   +9 more
doaj   +1 more source

BMI1 Drives Steroidogenesis Through Epigenetically Repressing the p38 MAPK Pathway

open access: yesFrontiers in Cell and Developmental Biology, 2021
Testosterone biosynthesis progressively decreases in aging males primarily as a result of functional changes to Leydig cells. Despite this, the mechanisms underlying steroidogenesis remain largely unclear.
Jun Yu   +13 more
doaj   +1 more source

TSPO: kaleidoscopic 18-kDa amid biochemical pharmacology, control and targeting of mitochondria [PDF]

open access: yes, 2016
The 18-kDa translocator protein (TSPO) localizes in the outer mitochondrial membrane (OMM) of cells and is readily up-regulated under various pathological conditions such as cancer, inflammation, mechanical lesions and neurological diseases. Able to bind
Aghazadeh   +189 more
core   +1 more source

Regulation of 3β-Hydroxysteroid Dehydrogenase/∆5-∆4 Isomerase: A Review [PDF]

open access: yes, 2013
This review focuses on the expression and regulation of 3β-hydroxysteroi ddehydrogenase/Δ5-Δ4 isomerase (3β-HSD), with emphasis on the porcine version. 3β-HSD is often associated with steroidogenesis, but its function in the metabolism of both steroids ...
Abbaszade   +121 more
core   +2 more sources

BPA-Induced Deregulation of Epigenetic Patterns: Effects on Female Zebrafish Reproduction [PDF]

open access: yes, 2016
Bisphenol A (BPA) is one of the commonest Endocrine Disruptor Compounds worldwide. It interferes with vertebrate reproduction, possibly by inducing deregulation of epigenetic mechanisms.
Carnevali, Oliana   +6 more
core   +1 more source

Effect of Volatile Anesthetics on Steroidogenesis in Isolated Bovine Adrenocortical Fasciculata Cells

open access: yesJournal of Pharmacological Sciences, 2003
: To examine effects of volatile anesthetics (VAs) on steroidogenesis, cell suspensions of isolated bovine adrenocortical cells were incubated with several steroidogenic agents in the presence or absence of halothane and sevoflurane.
Eiji Masaki   +4 more
doaj   +1 more source

Insulin-Like Growth Factor II (IGF-II) Is More Potent Than IGF-I in Stimulating Cortisol Secretion from Cultured Bovine Adrenocortical Cells: Interaction with the IGF-I Receptor and IGF-Binding Proteins [PDF]

open access: yes, 1995
Although the stimulating effect of insulin-like growth factor I (IGF-I) on adrenal steroidogenesis has been well established, the role of IGF-II in the adult adrenal gland remains unknown.
Engelhardt, Dieter   +3 more
core   +1 more source

Embryonic osteocalcin signaling determines lifelong adrenal steroidogenesis and homeostasis in the mouse

open access: yesThe Journal of Clinical Investigation, 2022
Through their ability to regulate gene expression in most organs, glucocorticoid (GC) hormones influence numerous physiological processes and are therefore key regulators of organismal homeostasis.
Vijay K. Yadav   +4 more
doaj   +1 more source

Homozygous disruption of P450 side-chain cleavage (CYP11A1) is associated with prematurity, complete 46,XY sex reversal, and severe adrenal failure [PDF]

open access: yes, 2005
Disruption of the P450 side-chain cleavage cytochrome (P450scc) enzyme due to deleterious mutations of the CYP11A1 gene is thought to be incompatible with fetal survival because of impaired progesterone production by the fetoplacental unit.
Achermann, JC   +8 more
core   +1 more source

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