49 citations
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December 2007 in “Fertility and Sterility” This case report describes two infertile patients who experienced significant improvements in sperm concentrations six months after stopping finasteride.
2 citations
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September 2007 in “Fertility and Sterility” This study reported significant improvements in sperm concentration in two cases of azoospermia and severe oligospermia after discontinuing finasteride 1 mg used for hair loss.
January 2024 in “Journal of Applied Health Sciences and Medicine” In this study, Nephrolepis biserrata extract significantly improved fertility indices in male Wistar rats with testosterone propionate-induced benign prostatic hyperplasia, showing increased sperm count and reduced prostate weight, suggesting potential pro-fertility benefits for BPH-related infertility.
77 citations
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February 2017 in “Stem Cell Reports” This study found that activation of Wnt/β-catenin signaling in mouse testes promotes spermatogonial differentiation and reduces the stem cell pool, with SHISA6 inhibiting this process and maintaining stem cell characteristics.
April 2026 in “Research Square” This study found that COVID-19 infection disrupts spermatogenesis, alters testicular cell populations, and may impact male fertility by causing long-term changes in testicular function and reduced sperm quality, as observed even in patients who have recovered from the acute phase of the infection.