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产生3D小鼠器官,用于皮质发育和发育.

Hanwen Yu1, Yan Liu2

  • 1Institute for Stem Cell and Neural Regeneration, School of Pharmacy, Nanjing Medical University, Nanjing 211166, China.

Developmental cell
|December 16, 2025
PubMed
概括

鼠标亚种之间的监管差异影响大脑发育. 一个新的有机体模型将 cis 调节变异与神经发育机制和遗传疾病联系起来.

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科学领域:

  • 神经科学是一个神经科学.
  • 发展生物学 发展生物学
  • 遗传学 是一个遗传学.

背景情况:

  • 皮质生成,大脑皮层的发展,涉及复杂的细胞类型规范和成熟过程.
  • 了解 cis-regulatory 元素如何在不同物种和进化时期对这些过程作出贡献至关重要.

研究的目的:

  • 研究小鼠亚种和进化时间尺度之间的 cis-regulatory 差异如何影响皮质形成过程中的细胞类型规范和成熟.
  • 建立一个可扩展的小鼠器官平台,用于研究神经发育动态.

主要方法:

  • 开发一个可扩展的小鼠有机体平台来回顾皮质形成.
  • 在有机体系统中对等基因特异性表达的映射.
  • 对 cis 调节变异及其与神经发育机制的联系的分析.

主要成果:

  • 有机体平台成功地回顾了皮质形成的关键发育动态.
  • 识别影响细胞类型规范和成熟的 cis 调控变异.
  • 证明了 cis调节变异与与神经发育疾病相关的基因之间的联系.

结论:

  • 可扩展的小鼠器官提供了一个强大的工具,用于剖析皮质形成中的 cis 调节机制.
  • 关键调节变异在塑造神经发育轨迹方面发挥着重要作用.
  • 这项研究为神经发育障碍的遗传基础提供了洞察力.