解读多路多层次大脑网络连接:从出生到6个月的洞察力
Qiang Li1, Zening Fu1, Hasse Walum2,3
1Tri-Institutional Center for Translational Research in Neuroimaging and Data Science (TReNDS), Georgia State, Georgia Tech, and Emory University, Atlanta, GA, USA.
bioRxiv : the preprint server for biology
|February 20, 2025
概括
了解婴儿大脑发育需要检查高阶功能连接 (tri-FNC),而不仅仅是对对互动. 三重网络相互作用揭示了在生命的前六个月已经建立的关键大脑网络.
科学领域:
- 神经科学是一个神经科学.
- 发育神经科学的发展神经科学.
- 网络科学 网络科学
背景情况:
- 人类大脑是一个复杂的,非线性系统.
- 了解大脑功能需要探索超越线性,对对相互作用.
- 婴儿期是大脑发育和成熟的关键时期.
研究的目的:
- 为了研究婴儿的多途径,多尺度大脑网络相互作用.
- 在婴儿大脑网络中探索双 (pair-FNC) 和三 (tri-FNC) 关系.
- 为了确定tri-FNC是否能在早期开发中提供超越pair-FNC的洞察力.
主要方法:
- 对婴儿数据集 (出生至六个月) 的分析.
- 对内在连接网络 (ICN) 的全面调查.
- 对比双 (FNC) 和三 (FNC) 功能网络连接的比较.
主要成果:
- 在婴儿大脑中发现了显著的等级,多路和多尺度相互作用.
- 三FNC揭示了超出对FNC的洞察力,涉及默认模式,感官运动,视觉,边缘,语言,突出和中央执行网络.
- 三重网络与经典的三重网络模型保持一致,表明早期建立.
结论:
- 三重功能网络连接 (tri-FNC) 提供了对早期大脑发育的关键见解.
- 大脑的三重网络系统可能在婴儿期的前六个月内建立.
- 三FNC捕捉了更高阶的非线性相互作用,为发育轨迹提供了潜在的生物标志物.
相关概念视频
Vision
Vision is the result of light being detected and transduced into neural signals by the retina of the eye. This information is then further analyzed and interpreted by the brain. First, light enters the front of the eye and is focused by the cornea and lens onto the retina—a thin sheet of neural tissue lining the back of the eye. Because of refraction through the convex lens of the eye, images are projected onto the retina upside-down and reversed.
Organization of the Brain
The brain is an integral component of the nervous system and serves as the center for processing sensory inputs, making decisions, and directing bodily actions. This complex organ is organized into three primary sections: the hindbrain, midbrain, and forebrain, each responsible for a range of vital functions.
Hindbrain
The hindbrain, located at the base of the brain, plays a vital role in regulating automatic processes that sustain life. It includes the medulla oblongata, which is essential for...
Hindbrain
The hindbrain, located at the base of the brain, plays a vital role in regulating automatic processes that sustain life. It includes the medulla oblongata, which is essential for...
Parallel Processing
The brain processes sensory information rapidly due to parallel processing, which involves sending data across multiple neural pathways at the same time. This method allows the brain to manage various sensory qualities, such as shapes, colors, movements, and locations, all concurrently. For instance, when observing a forest landscape, the brain simultaneously processes the movement of leaves, the shapes of trees, the depth between them, and the various shades of green. This enables a quick and...
Language Development
Children master language quickly and with relative ease, supported by both biological predisposition and reinforcement. B. F. Skinner (1957) proposed that language is learned through reinforcement, while Noam Chomsky (1965) argued that language acquisition mechanisms are biologically determined.
The critical period for language acquisition suggests that the ability to acquire language is at its peak early in life. As people age, this proficiency decreases. Language development begins very...
The critical period for language acquisition suggests that the ability to acquire language is at its peak early in life. As people age, this proficiency decreases. Language development begins very...
Piaget's Stage 1 of Cognitive Development
The sensorimotor stage, the initial phase of Jean Piaget's theory of cognitive development, spans the first two years of a child's life. During this period, infants actively engage with their surroundings, building cognitive awareness through direct interaction with the world. This interaction is primarily based on sensory perception and motor actions, allowing infants to gradually understand basic physical properties and predict how objects interact within their environment.
Exploration...
Exploration...


