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Tag Archives: fertility research

The Sperm and the Sticky Egg

by Dr. Susan Daniel An international team of scientists from the United States, Hong Kong, Taiwan, and England have identified the component of the outer shell (zona pellucida) of the egg that binds sperm. Using mass spectrometry the scientists found an abundance of a sugar chain known as…

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A Cure for Male Infertility?

by Dr. Susan Daniel Scientists at Kyoto University in Japan have just announced that they have been able to use mouse embryonic stem cells to make primordial germ cells. When these cells were transplanted to the testes of sterile mice, normal sperm were produced. The sperm were then used to…

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