Researchers describe how sperm can lose their way

Sperm tails are actually complex propellant and navigational devices that help push them through fluids and navigate around complex terrain of the female oviduct. Now researchers at Yale and Harvard Universities have identified ...

Turning off HSF5 gene leads to less and poorer quality sperm

In research on zebrafish, Örebro researchers have identified a gene that is essential for producing sperm. Results show that fewer and poorer quality sperm are produced when the gene was turned off with the Crispr/Cas9 technique. ...

Hope for infertile men: Mice could hold the secret

Male infertility affects more than 20 million men globally and is a contributing cause to around 50% of infertility in couples. Frequently, male infertility is the result of defects in the sperm tail, the flagellum, which ...

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