The Presidential Daily Brief


  1. a needle being plunged into an embryo

    Scientists Develop Human Eggs in Lab for First Time

    How would you like yours? Using ovarian tissue, scientists in Scotland have grown human eggs to maturity in a laboratory — a potential breakthrough for fertility treatment and research. Development to the point at which eggs were ready for fertilization took only 22 days, compared to five months in the body. This offers hope to women who lose fertility, such as cancer patients. Now researchers must determine if the mature eggs are normal and could be fertilized, though experts warn that perfecting a treatment could take years.

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