Cognitively normal human brain samples collected at autopsy in early 2024 contained more tiny shards of plastic than samples ...

In a groundbreaking experiment, researchers from the Chinese Academy of Sciences (CAS) have successfully created a ...

The reproductive systems of both men and women are essential for human reproduction. Conception occurs when a sperm cell from a man fertilises an egg cell from a woman, initiating the development of ...

Strengths: Often, reported epidydimal sperm from mice have lower percent progressive motility compared ... testosterone-inhibited and aged mice with lower testosterone levels as well as isolated mouse ...

A team of researchers has successfully engineered a bi-paternal mouse - a mouse with two dads - that survived until adulthood ...

Sperm cells carry traces of childhood stress, epigenetic study finds. Fathers may carry traces of their childhood trauma in their sperm cells, a new study finds. Prof Luke O'Neill brings us the ...

Research on lab-produced eggs and sperm, known as in-vitro gametogenesis (IVGs), is advancing quickly, with potential for ...

A mouse with no biological mother has survived to adulthood in China – a major scientific achievement that's been years in ...

Researchers created the first bi-paternal mouse by modifying imprinting genes, advancing reproductive science but facing ...

(A) Epididymal sperm were incubated with fluorescently labeled oleic acid (OA ... Testosterone regulates the metabolic activity of human seminal epithelial cells. (A) Representative image of human ...

For sex sorted semen, the ability to shift the gender ratio of a calf crop comes from the fact that gender is determined by the sperm cell that fertilizes the egg. Sperm cells that result in a heifer ...

Jan. 31, 2025 — Prolonged illnesses like cancer and chronic infections often leave the immune system in a state of exhaustion, where its frontline defenders -- T cells -- lose their ability to ...