This research identifies two primary biological failures responsible for the high rate of developmental arrest in human embryos before they can implant. Using advanced long-term live imaging, scientists discovered that the second mitotic division is the most unstable stage, where centriole overduplication leads to multipolar spindles and severe chromosomal errors. These early mistakes cause blasto...去小宇宙查看完整单集简介
前往小宇宙评论区与主播互动