During fetal surgery, a small opening is made in the uterus. The surgeons then float the fetus up to that incision point so they can expose the back of the fetus and the spina bifida defect. The care team places a small patch containing living stem cells directly over the fetus’s exposed spinal cord, before closing the layers of the back to allow the tissue to regenerate. The stem cells, taken from donated placentas, are designed to protect the developing spinal cord from further damage before birth.
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В Москве прошла самая снежная зима14:52
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本报北京2月28日电 （记者王珂）商务部发布数据显示：“十四五”以来，我国数字消费扩容提质，数字消费整体规模超23.8万亿元，连续13年位居全球最大网络零售市场。
Лавина обрушилась на людей в Домбае. Есть погибшийЧто известно о происшествии на популярном горнолыжном курорте России18 января 2021，更多细节参见heLLoword翻译官方下载