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Stem cell-like Xenopus Embryonic Explants to Study Early Neural Developmental Features In Vitro and In Vivo
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发育中的小鼠前脑中的Piezo1的表达模式.

Hye Yoon Kim1,2, Bokeum Kang1, Pa Reum Lee1

  • 1Brain Science Institute, Korea Institute of Science and Technology (KIST), Seoul, Republic of Korea.

Brain structure & function
|February 27, 2024
PubMed
概括
此摘要是机器生成的。

在大脑发育过程中感知机械线索至关重要的Piezo1通道,在发育中的小鼠大脑中得到表达. 它的激活影响神经细胞迁移,为机械生物学和神经发育障碍提供了洞察力.

关键词:
大脑发育 大脑发育胚胎发生是胚胎发生.机械提示 机械提示移民 移民 移民神经新生是神经发生的过程.这是一个Piezo1.

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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
  • 机械生物学 机械生物学

背景情况:

  • 皮层发育形破坏神经回路,与精神疾病有关.
  • 机械线索,如剪切应力和刚性,调节神经发生.
  • 皮埃佐1通道在胚胎发生过程中转化机械信号.

研究的目的:

  • 在小鼠皮层发育过程中描述Piezo1的细胞类型特定表达.
  • 研究Piezo1在胚胎神经细胞行为中的功能作用.

主要方法:

  • 在胚胎小鼠前脑部分的RNAscope实验 (E12.5-E18.5).
  • 胚胎大脑切片中的成像使用Piezo1激动剂Yoda1.1.
  • 通过药理学Piezo1调制进行体外迁移测定.

主要成果:

  • 在皮层发育过程中,Piezo1转录局限于特定细胞类型.
  • 在胚胎皮质皮层中,Yoda1诱导了的流入.
  • Piezo1激活/抑制改变了神经圈细胞在体外的迁移.

结论:

  • 在皮层发育过程中,Piezo1的表达是动态调节的.
  • 皮埃佐1信号影响神经细胞迁移.
  • 这些发现提升了对大脑发育过程中的机械传导的理解.