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在神经发育障碍中,thalamic功能连接和感觉运动处理.

Smitha Karavallil Achuthan1, Despina Stavrinos2, Paula Argueta1

  • 1Department of Psychology and the Center for Innovative Research in Autism, The University of Alabama, Tuscaloosa, AL, United States.

Frontiers in neuroscience
|January 1, 2024
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概括
此摘要是机器生成的。

与神经类型和ADHD个体相比,自闭症成年人表现出明显的thalamic连接模式. 大脑连接的这些差异突出显示了丘脑.

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更多关于 ADHD ADHD 的文章自闭症自闭症是什么连接性的连接性.功能磁力共振成像 (fMRI) 是一种休息状态的休息状态.泰拉姆斯 (thalamus) 是一个神经系统.

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科学领域:

  • 神经成像是一种神经成像.
  • 神经发育障碍 神经发育障碍
  • 认知神经科学 认知神经科学

背景情况:

  • 塔拉皮质通路连接的差异是自闭症谱系障碍 (ASD) 的早期神经生物学发现.
  • thalamus 在感官处理,意识和认知功能中起着至关重要的作用.
  • 改变大脑连接是神经发育障碍的标志,影响神经信息处理.

研究的目的:

  • 在自闭症,多动症和神经类型的年轻人中调查lamus 的休息状态功能连接.
  • 为了确定与自闭症和ADHD相关的特定的thalamic连接模式.
  • 为了探索自闭症特征和thalamic连接之间的关系.

主要方法:

  • 功能磁共振成像 (fMRI) 用于评估静止状态的功能连接.
  • 一组49名年轻成年人 (自闭症,多动症和神经类型) 接受了结构性和静止状态fMRI扫描.
  • 基于种子的功能连接性分析是使用双边丘脑作为主要种子进行的.

主要成果:

  • 自闭症参与者显示出与前中枢环,骨干环 (BA44),后中枢环和上顶叶 (RSPL) 的右丘脑连接性更强.
  • 在自闭症患者中,左丘脑和右前中心环之间观察到增加的连接性.
  • 回归分析揭示了自闭症特征与与前中心环,后中心环和RSPL的thalamic连接之间的显著关系.

结论:

  • 研究结果表明,自闭症中存在明显的thalamic功能连接模式,与ADHD和神经类型对照不同.
  • 丘陵体参与协调神经信息处理,在神经发育障碍中观察到改变.
  • 这项研究提供了关于与thalamic连接相关的自闭症神经生物学基础的宝贵见解.