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.

Scientists have created human eggs containing genes from adult skin cells, a step that someday could help women who are infertile or gay couples have babies with their own genes but would also raise ...

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 ...

Scientists announce to have grown human egg cells to full maturity in the lab in a potential breakthrough for fertility treatment.

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 ...

Exclusive: Research suggests supplementing eggs with a key protein reduces age-related defects, raising hopes of improved IVF for older women ...

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 ...