A new classification framework introduces structured phenotyping to guide hormonal therapy in male infertility, addressing long-standing reliance on empirical treatment approaches.

Evidence has led experts to believe that genetics may be accountable for the difficulties that a significant portion of couples face when trying to conceive a child. Because men are just as likely to ...

A large German study has shown that spermatogenesis is markedly reduced in the contralateral testis of patients with testicular germ cell tumors (GCTs). This finding supports the hypothesis of ...

A new gene that controls the completion of meiosis in spermatogenesis has been discovered. Until now, details of the mechanism that inactivates the expression of genes involved in the meiotic program ...

Male infertility is on the rise, with significant declines in sperm quantity and quality occurring across the human population worldwide in the past two decades. The reason for this is poorly ...

Mutations that abolish the activity of luteinizing hormone are rare; they have been reported in five men and one woman. 1–5 The phenotypes of these persons suggest that luteinizing hormone is not ...

Researchers have unmasked the functioning of a protein involved in DNA repair, ATR, in the meiotic recombination process which takes place during the development of spermatocytes -- sperm precursor ...

The mitochondrion has long been dubbed as the “powerhouse of the cell,” but there’s still much to learn about its inner workings during development and disease formation. Research recently published ...