Scientists are making strides toward growing human eggs and sperm in the lab. Groundbreaking technology, known as in vitro ...

They found that immediately after the egg is fertilized by a sperm, the surrounding egg coat ... AlphaFold to predict the structure of the human egg coat, combining this with functional studies ...

New research by scientists in Austria provides tantalizing clues, showing fertilization ... egg, allowing the sperm to attach ...

It’s a new way to create “bi-paternal” mice that can survive to adulthood—but human applications are still a long way off.

Two weeks after a human egg is fertilized, primordial germ cells (PGCs), which develop into sperm and eggs, are formed. In six to 10 weeks after fertilization, PGCs differentiate into pro ...

As first reported by The Guardian, the members of Britain’s Human Fertility and Embryology Authority board (HFEA) met on ...

We removed somatic cells present in either mouse epididymal sperm or human semen by selective lysis. We centrifuged the suspension at 13,000 r.p.m. for 10 min, resuspended the pellet in 100 μl ...

It stops fertilization, so a sperm doesn’t reach and fertilize an egg. It stops implantation ... Your body starts making human chorionic gonadotropin (hCG), which is the hormone that pregnancy ...

In a groundbreaking achievement, Australian scientists have successfully created the first kangaroo embryos using in vitro ...

The male organs, called antheridia, produce motile, ciliated sperm, and the female organs produce eggs. Fertilization requires the presence of water – which ... or roughly 20 times the width of a ...

A team of researchers has identified a sperm protein that is essential for the fusion of the sperm and egg membranes during fertilization, according to a report in this week's Nature. They called the ...