More women are choosing to freeze their eggs, but fewer are returning to use them, according to a study published online Aug. 29 in the American Journal of Obstetrics & Gynecology. Mabel B. Lee, M.D., ...

Since the effects of gender-affirming therapy on fertility are unknown, multiple medical societies endorse the preservation of fertility in persons who identify as transgender. 1-3 In transgender male ...

Oogenesis is the process by which an ovarian germ cell becomes a female gamete, an egg. A functional egg is capable of undergoing fertilization and giving rise to a developing embryo, and it should ...

An increasing number of women are choosing to freeze their eggs but a much smaller number are returning to use them, ...

Eggcelsior! Scientists have made a landmark breakthrough that enables the creation of viable human egg cells from a skin cell ...

Ovarian stimulation for IVF in women aged over 35 years may be leading to chromosome abnormalities resulting in pregnancy loss and birth defects such as Down syndrome, say members of a polar body ...

"For the first time, scientists have shown that DNA from ordinary body cells can be placed into an egg, activated, and made ...

In a new study published in the journal Nature, researchers in Japan report that activating just eight genes for producing gene-controlling proteins is enough to convert mouse stem cells directly into ...

This is a preview. Log in through your library . Abstract Four principal stages of oocyte growth are recognized among teleosts. During gonadotropin-independent primary growth, multiple nucleoli form ...

Lyle P. Brinton and James H. Oliver, Jr. The developmental morphology and cellular fine structure of oogonial-oocyte development in Dermacentor andersoni Stiles unfed nymphs and unfed newly molted, ...