Fathers may influence their children's health before they're even conceived
A father's health before conception may leave a biological imprint on his future children, according to a new study from Washington State University.
Jun 9, 2026
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Endocrine System: News and Research on Testis
MeSH tree: A06.300.312.782
Cannabis use does not lower testosterone, study concludes
The effects of cannabis on the hormonal system and male fertility remain controversial within the scientific community. A study conducted by the University of Geneva (UNIGE), in collaboration with the Swiss Center for Applied ...
May 28, 2026
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mRNA therapy restores fertility in genetically infertile mice
Researchers have found that targeted delivery of messenger RNA (mRNA) can restore sperm production and fertility in genetically infertile male mice. The findings, published in Stem Cell Reports, demonstrate that transient ...
Mar 5, 2026
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Widely used pesticides may lower sperm count
Contemporary agricultural practices make it difficult to prevent consuming chemicals and potentially causing harm to the body.
Nov 6, 2025
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SARS-CoV-2 infects testicular cells and uses cellular machinery to replicate, study finds
The COVID-19 virus hijacks the machinery of testicular cells that produce the hormone testosterone in order to replicate. It also appropriates the metabolic pathways of these cells and cholesterol, a precursor of testosterone, ...
Aug 21, 2025
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New hope for male infertility: Researchers discover key mechanism in Klinefelter syndrome
How does an extra X chromosome lead to infertility in men? Professor Qiao Jie and her team at Peking University Third Hospital revealed why Klinefelter syndrome, a common genetic condition affecting one in every 600 men, ...
Nov 8, 2024
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Researchers find microplastics in canine and human testicular tissue
University of New Mexico researchers have detected significant concentrations of microplastics in the testicular tissue of both humans and dogs, adding to growing concern about their possible effect on human reproductive ...
May 15, 2024
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Researchers create 'laboratory testicles,' organoids that could advance male infertility research
The testis is responsible for sperm production and testosterone synthesis. Abnormalities in testis development and function lead to disorders of sex development (DSD) and male infertility. Currently, no in vitro system exists ...
Feb 20, 2024
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Research finds 'Goldilocks hormone' crucial for male fertility
Correct development of testes in a male fetus—and fertility later in life—depend on a crucial hormone being at just the right level.
Feb 13, 2024
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Men experience a long-term drop in semen quality after COVID infection, research finds
More than three months after suffering from mild COVID infection, men have lower sperm concentrations and fewer sperm that are able to swim, according to new findings presented at the 39th annual meeting of the European Society ...
Jun 26, 2023
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