The curved shape of a zebrafish egg causes unequal cell divisions, creating larger cells near the animal pole and smaller ...

This image shows a human egg after its original DNA has been replaced with DNA from an adult skin cell. (Mitalipov laboratory) Scientists have created human eggs containing genes from adult skin cells ...

Scientists have created egg-like cells capable of fertilization using DNA from ordinary skin cells in what could be a major breakthrough for infertility research. Using a newly developed technique to ...

Although embryonic stem cells (ESCs) have been successfully derived from mice and rats, efforts to establish chimeric and germline-competent ESC lines in species beyond rodents have been unsuccessful.

A lot happens in the first month of human embryo development as a single cell morphs into multitudes. Yet despite its significance, this period is basically a “black box” to researchers, says stem ...

More successful IVF, egg cells from men, and sperm cells from women? Biotech researchers aim to greatly expand reproductive opportunity. WATCH: New infertility technologies could make the previously ...

Female mammals are born with all the egg cells they will ever have in their ovaries. Some of these cells therefore live for a long time – and must remain functional throughout this period. Experiments ...

Please provide your email address to receive an email when new articles are posted on . Using data from the 2023-2024 influenza season, researchers determined cell-based influenza vaccines were ...

Recent research highlights that for fertility and aging, the egg may be the leading lady, but she needs her supporting cast.