A trial in the US found that applying stem cells from the mother’s placenta to her baby’s spine while it was being repaired was safe and improved the child’s mobility and quality of life.
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深圳坚持将整座城市作为新技术的试验场。在福田，人形机器人探索参与地铁安检；在南山，机器人跟随民警街头巡逻；在宝安，机器人提供“不打烊”的夜间政务服务。
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