Scientists show how sperm and eggs fit together like a key in a lock
This microscope image provided by Osaka University and the Research Institute of Molecular Pathology in October 2024 shows the fertilization ...
Tag: sperm
Departure of sperm whales linked to decline in giant squid population in Gulf of California
Credit: Hector Pérez-Puig, CC BY A PeerJ A study has revealed that a significant departure of sperm whales (Physeter macrocephalus) ...
Stress-induced events boost sperm performance after the event has passed, study finds
Sperm motility increased 2–3 months after high perceived stress in healthy men. Credit: Nature Communications (2024). DOI: 10.1038/s41467-024-52319-0 A study ...
There is a sperm microbiota and it could impact fertility
The sperm microbiota is not the best known. Yet new research shows that its balance may play a role in ...
Sperm microbiome health may impact male fertility
Relative abundance, group 1. Relative abundance of the top 30 species of participants with normal sperm concentration and motility on ...
Mouse study finds aging sperm affects microRNAs, increasing risk of neurodevelopmental disorders
Venn diagram showing the number of miRNAs expressed in sperm samples from mice aged 3 M, 12 M, and 20 ...
Researchers link global decline in sperm counts to insecticides
How can we explain the decline in sperm counts over the last fifty years? Environmental factors (endocrine disruptors, pesticides, radiation) ...
