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Updated: Jul 13, 2026

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探索脑脊液代谢物,认知功能和大脑缩:从孟德尔随机化中的见解

Qian Liu1, Ling-Bing Meng2, Tian-Qi Qi1

  • 1Department of Clinical Laboratory, Aerospace Center Hospital, Beijing, 100049, China.

Open medicine (Warsaw, Poland)
|August 7, 2025
PubMed
概括

大脑脊髓液 (CSF) 的代谢物因果影响大脑结构和认知功能. 这项研究确定了与大脑缩和认知表现相关的特定代谢物,为神经退行性疾病提供了潜在的治疗点.

关键词:
门德尔的随机化大脑缩 大脑缩大脑脊髓液中的脑脊液.认知 认知 认知代谢生物组的代谢生物组

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The Blood-brain Barrier

Overview
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Controlled processes in human consciousness represent high-alert mental states where individuals deliberately focus their attention on achieving specific goals. Controlled processes can be seen in situations like mastering new technology, where a person might become so absorbed that they ignore surrounding distractions. Such processes involve selective attention, requiring one to concentrate on particular elements of experience while disregarding others. These are governed by executive...
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Memory is the retention of information or experiences over time, facilitated through three main processes: encoding, storage, and retrieval. Encoding is the process of inputting information into the memory system. For instance, when listening to a lecture, watching a play, reading a book, or having a conversation, the brain is actively encoding information. This initial stage involves transforming sensory input into a form that can be processed and stored by the brain. Various factors, such as...
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Role of Cerebellum and Prefrontal Cortex in Memory

The cerebellum, while traditionally associated with motor control, also plays a crucial role in memory, particularly in procedural memory, which involves learning motor tasks that become automatic through repetition. For example, studies have shown that when the cerebellum is damaged, individuals or animals lose the ability to learn conditioned motor responses, such as the conditioned eye-blink response in classical conditioning experiments with rabbits. This study demonstrates the cerebellum's...
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Vasogenic edema is a major form of cerebral edema characterized by abnormal accumulation of fluid in the brain’s extracellular space due to disruption of the blood–brain barrier (BBB). The BBB is a specialized structure composed of endothelial cells connected by tight junctions, supported by astrocytic endfeet and a basement membrane. Under normal conditions, it tightly regulates the movement of ions, proteins, and solutes between the bloodstream and brain parenchyma. When this barrier loses...