Results 81 to 90 of about 51,909 (235)

Sertoli Cell‐Derived Extracellular Vesicles Orchestrate Cadmium‐Induced Testicular Inflammation and Fibrosis

open access: yesAdvanced Science, EarlyView.
Environmental cadmium exposure disrupts testicular homeostasis through a novel intercellular communication axis. Stressed Sertoli cells release extracellular vesicles carrying damage‐associated molecular patterns and mitochondrial fragments, which activate macrophages via TLR4/NF‐κB signaling.
Jianfeng Ma   +17 more
wiley   +1 more source

Zika virus infection in semen: Effect on human reproduction [PDF]

open access: yes, 2017
Unique among vector-borne flaviviruses, Zika virus can infect testis and male genital tract, can persist in semen for months after symptoms onset, and be sexually transmitted.
Barzon, Luisa   +2 more
core   +1 more source

The Landscape and Regulation of Histone Crotonylation in Mammalian Gametes and Early Embryos

open access: yesAdvanced Science, EarlyView.
Histone crotonylation undergoes a genome‐wide transition from broad domains to canonical narrow peaks during minor zygotic genome activation (ZGA). This remodeling is required for proper major ZGA and blastocyst formation. Disruption of this transition by transcriptional inhibition, metabolic perturbation, or HDAC1 dysfunction impairs embryonic ...
Shenli Yuan   +8 more
wiley   +1 more source

Induction of autophagy via the ROS-dependent AMPK-mTOR pathway protects copper-induced spermatogenesis disorder

open access: yesRedox Biology, 2022
Copper (Cu) is a necessary micronutrient at lower concentration, while excessive Cu exposure or Cu homeostasis disorders can lead to toxicity. The mechanism of male reproductive toxicity induced by Cu is still unknown.
Hongrui Guo   +13 more
doaj   +1 more source

Paternal Caffeine Exposure Programs Offspring Stress Vulnerability via Sperm Dlk1‐Dio3 Imprinting‐Directed Remodeling of a Novel Neural Circuit

open access: yesAdvanced Science, EarlyView.
The study elucidates that paternal preconception stress can drive offspring hyperresponsivity of the stress system via hypomethylation of a specific DNA region in sperm. This key link is confirmed in a cohort of prospective fathers: the epigenetic alteration is associated with elevated stress hormone levels.
Mengxi Lu   +10 more
wiley   +1 more source

Relations of environmental contaminants, algal toxins, and diet with the reproductive success of American alligators on Florida Lakes [PDF]

open access: yes, 2001
(113 page ...
Arnold, Beverly S.   +3 more
core  

The true story of Yeti, the "abominable" heterochromatic gene of drosophila melanogaster [PDF]

open access: yes, 2019
The Drosophila Yeti gene (CG40218) was originally identified by recessive lethal mutation and subsequently mapped to the deep pericentromeric heterochromatin of chromosome 2. Functional studies have shown that Yeti encodes a 241 amino acid protein called
Cuticone, Stefano   +5 more
core   +1 more source

Ursolic Acid Alleviates Orchitis via Modulating Ferroptosis in Peritubular Myoid Cells of Testis

open access: yesAnimal Research and One Health, EarlyView.
Ursolic acid modulates key ferroptosis‐related pathways in the peritubular myoid cells of the testis in forest musk deer. ABSTRACT Chronic stress adversely affects reproductive health, increasing susceptibility to pathologies such as orchitis. Additionally, the maintenance of iron homeostasis is essential for preserving the function of the testicles ...
Yang Wang   +11 more
wiley   +1 more source

Fatherhood and sperm DNA damage in testicular cancer patients [PDF]

open access: yes, 2018
Testicular cancer (TC) is one of the most treatable of all malignancies and the management of the quality of life of these patients is increasingly important, especially with regard to their sexuality and fertility.
Lenzi, Andrea   +3 more
core   +1 more source

Residence Near Agricultural Crops at Birth and Risk of Adult Testicular Germ Cell Tumors: A French Nationwide Case–Control Study Using Historical Aerial GIS Data

open access: yesInternational Journal of Cancer, EarlyView.
As the incidence of testicular germ cell tumors (TGCTs) rises, prenatal exposure to agricultural pesticides may represent an important risk factor. Here, geographic information system‐based measures of farmland proximity at birth were used as a proxy for early‐life pesticide exposure in France, a major pesticide consumer.
Aurélie M. N. Danjou   +75 more
wiley   +1 more source

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