Results 31 to 40 of about 11,952,476 (292)

Lycopene prevents DEHP-induced Leydig cell damage with the Nrf2 antioxidant signaling pathway in mice.

open access: yesJournal of Agricultural and Food Chemistry, 2019
As a plasticizer, di(2-ethylhexyl) phthalate (DEHP) is the most usually used phthalates. Leydig cell is a male-specific cell, which plays a principal role in spermatogenesis and masculinization by androgens of synthesis and secretion.
Yi Zhao   +6 more
semanticscholar   +1 more source

Alterations in oxidative, inflammatory and apoptotic events in short-lived and long-lived mice testes [PDF]

open access: yes, 2016
Aged testes undergo profound histological and morphological alterations leading to a reduced functionality. Here, we investigated whether variations in longevity affect the development of local inflammatory processes, the oxidative state and the ...
Bartke, Andrzej   +7 more
core   +2 more sources

Fetal Leydig cells dedifferentiate and serve as adult Leydig stem cells [PDF]

open access: yesDevelopment, 2018
ABSTRACT Previous studies have established that fetal Leydig cells (FLCs) and adult Leydig cells (ALCs) show distinct functional characteristics. However, the lineage relationship between FLCs and ALCs has not been clarified yet. Here, we reveal that a subset of FLCs dedifferentiate at fetal stages to give rise to ALCs at the pubertal ...
Yuichi Shima   +7 more
openaire   +2 more sources

Differentiation of adult-type Leydig cells occurs in gonadotrophin-deficient mice

open access: yesReproductive Biology and Endocrinology, 2003
During mammalian testis development distinct generations of fetal and adult Leydig cells arise. Luteinising hormone (LH) is required for normal adult Leydig cell function and for the establishment of normal adult Leydig cell number but its role in the ...
Charlton HM   +4 more
doaj   +1 more source

Luteinizing hormone signaling is involved in synchronization of Leydig cell's clock and is crucial for rhythm robustness of testosterone production†.

open access: yesBiology of Reproduction, 2019
In mammals, circadian clock regulates concentration of many reproductive hormones including testosterone. Previously, we characterized pattern of circadian transcription of core clock genes in testosterone-producing Leydig cells. Here, the potential role
Aleksandar Z Baburski   +2 more
semanticscholar   +1 more source

Contribution of recent transgenic models and transcriptional profiling studies to our understanding of the mechanisms by which androgens control spermatogenesis [PDF]

open access: yes, 2008
Publisher ...
Claessens, Frank   +7 more
core   +1 more source

Insights into the Development of the Adult Leydig Cell Lineage from Stem Leydig Cells

open access: yesFrontiers in Physiology, 2017
Adult Leydig cells (ALCs) are the steroidogenic cells in the testes that produce testosterone. ALCs develop postnatally from a pool of stem cells, referred to as stem Leydig cells (SLCs). SLCs are spindle-shaped cells that lack steroidogenic cell markers,
Leping Ye   +4 more
semanticscholar   +1 more source

Action of the Metalloproteinases in Gonadal Remodeling during Sex Reversal in the Sequential Hermaphroditism of the Teleostei Fish Synbranchus marmoratus (Synbranchiformes: Synbranchidae) [PDF]

open access: yes, 2018
Teleostei present great plasticity regarding sex change. During sex reversal, the whole gonadincluding the germinal epithelium undergoes significant changes, remodeling, and neoformation.However, there is no information on the changes that occur within ...
Antoneli, Fernanda   +3 more
core   +2 more sources

Aldosterone Blocks Rat Stem Leydig Cell Development In Vitro

open access: yesFrontiers in Endocrinology, 2018
Aldosterone (ALDO) is a primary endogenous mineralocorticoid, appearing as the main hormone controlling sodium and water homeostasis. Its emerging role in the development of many organs has gained interest over the past few years.
Jingwei Zhang   +9 more
doaj   +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

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