Once a sperm has broken through to an egg cell in order to fertilize it, the two cells need to hold together tightly. This ...

Once a sperm has broken through to an egg cell in order to fertilise it, the two cells need to hold together tightly. This ...

How do cells acquire their identities? In hopes of answering this question, a Duke team recently completed a study explaining the expression of stem cells after a decade of research. Stem cells are ...

"With a few exceptions, it is thought that once cells start down the path toward specialization, they can't go back," says Erika Matunis, Ph.D., assistant professor of cell biology in Hopkins' ...

Synthetic embryos made without eggs and sperm are looking increasingly like the real thing—raising thorny ethical questions. This article is from The Checkup, MIT Technology Review's weekly biotech ...

They're leading in the development of IVG, new fertility technology that could make sperm and eggs from practically any cell in the body. The... Japanese scientists race to create human eggs and sperm ...

Aydogan Ozcan is an expert on optics and imaging and leads the Bio- and Nano-Photonics Laboratory in the Electrical Engineering and Bioengineering Departments at UCLA. He contributed this article to ...