Once a sperm has broken through to an egg cell in order to fertilize it, the two cells need to hold together tightly. This ...
Sex cells made from scratch could revolutionize human reproduction. But researchers are struggling to translate promising ...
Researchers have created human embryos by taking nuclei from ordinary skin cells, placing them into donated eggs, and ...
More work needs to be done to create viable human embryos, but the method might someday be used in IVF to help infertile people and male couples.
New work from UC Davis and the University of Utah shows how the 3D structure of DNA inside a germ cell commits it to develop into a sperm cell. The discovery could improve understanding of fertility ...
An innovative use of skin cells could provide a route for same-sex couples or women with fertility problems to have children ...
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 ...
In the United States, an estimated 645,000 men ages 20 to 50 have azoospermia, a condition in which no sperm are present in their ejaculate. Now, scientists are testing a potential treatment: ...
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