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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На шее Трампа заметили странное пятно во время выступления в Белом доме23:05，推荐阅读体育直播获取更多信息
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“我们将扎实开展树立和践行正确政绩观学习教育，聚焦区域经济发展重点任务和中心工作，深查实改政绩观偏差问题，健全完善相关长效机制，切实匡正干的导向、增强干的动力、形成干的合力。”和平区委常委、组织部部长董学琛说。