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Association Areas of the Cortex01:21

Association Areas of the Cortex

9.5K
Association areas are regions of the cerebral cortex that do not have a specific sensory or motor function. Instead, they integrate and interpret information from various sources to enable higher cognitive processes such as memory, learning, and decision-making. Some key association areas include the following:
Prefrontal Association Area: This area is located in the frontal lobe and is involved in planning, decision-making, and moderating social behavior. It connects with primary motor areas,...
9.5K
Motor and Sensory Areas of the Cortex01:14

Motor and Sensory Areas of the Cortex

7.7K
The cerebral cortex, the brain's outermost layer, is pivotal in processing complex cognitive tasks, emotions, and various sensory inputs and executing voluntary motor activities. This intricate structure is divided into three primary functional areas: the motor areas, sensory areas, and association areas.
Motor Areas
The motor areas located in the frontal lobe are central to controlling voluntary movements. This region is further subdivided into the primary motor cortex and the premotor cortex....
7.7K
Techniques of therapeutic communication I: Active Listening, Sharing Observations, Validation, and Using Touch01:15

Techniques of therapeutic communication I: Active Listening, Sharing Observations, Validation, and Using Touch

8.1K
The history of therapeutic communication can be traced back to Florence Nightingale, who emphasized the importance of developing trusting relationships with patients. She taught that the presence of nurses with patients results in therapeutic healing.
Therapeutic communication is not the same as social interaction. Social interaction has no goal or purpose and consists of casual information sharing, whereas therapeutic communication has a plan or purpose for the conversation. Therapeutic...
8.1K
Somatosensory, Motor, and Association Cortex01:23

Somatosensory, Motor, and Association Cortex

2.8K
The somatosensory cortex in the parietal lobes is crucial for interpreting sensory data such as touch, temperature, and proprioception. The somatosensory cortex, situated in the parietal lobes, plays a vital role in interpreting sensory information like touch, temperature, and proprioception—awareness of body position. This specialized brain region features an organized structure wherein neurons at the top primarily process sensations originating from the lower body. In contrast, those at...
2.8K
Role of Cerebellum and Prefrontal Cortex in Memory01:14

Role of Cerebellum and Prefrontal Cortex in Memory

1.2K
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...
1.2K
Covalent Bonds01:29

Covalent Bonds

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Overview
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Updated: Feb 13, 2026

The Terroir Concept Interpreted through Grape Berry Metabolomics and Transcriptomics
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The Terroir Concept Interpreted through Grape Berry Metabolomics and Transcriptomics

Published on: October 5, 2016

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ペリリシオンおよびコントラリシオン皮質の共有トランスクリプトームシグネチャー

Dene Betz, Victoria A Alers, Matthew Kenwood

    bioRxiv : the preprint server for biology
    |February 12, 2026
    PubMed
    まとめ

    脳卒中は回復のための脳の可塑性を引き起こす. 付近傷口と逆傷口の両方の皮質は,ミクログリアによって駆動され,雄性および雌性マウスの脳卒中回復に影響を与える,同様の炎症反応を示しています.

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    Reconstruction of Single-Cell Innate Fluorescence Signatures by Confocal Microscopy
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    The Terroir Concept Interpreted through Grape Berry Metabolomics and Transcriptomics
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    The Terroir Concept Interpreted through Grape Berry Metabolomics and Transcriptomics

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    Neurovascular Network Explorer 2.0: A Simple Tool for Exploring and Sharing a Database of Optogenetically-evoked Vasomotion in Mouse Cortex In Vivo
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    科学分野:

    • 神経科学は神経科学である.
    • 分子生物学は分子生物学である.
    • ゲノミクスゲノミクスとは

    背景:

    • 脳卒中では,脳の可塑性が高まり,機能回復に不可欠な臨界期を誘導します.
    • ストローク後の可塑性は,イプシレショナルの皮質とコントラレショナルの皮質の両方のメカニズムを含みます.
    • 以前の遺伝子発現の研究は,主に心臓発作コアと周辺損傷皮質 (PLC) に焦点を当てていた.

    研究 の 目的:

    • 脳卒中に対するコントラレシオン皮質 (CLC) の転写反応を調査する.
    • PLCとCLCの分子経路を比較するために,特に性別を問わず.
    • 早期の脳卒中後の皮質の可塑性におけるマイクログリアの役割を理解する.

    主な方法:

    • 脳卒中の7日後の雄性および雌性マウスにおけるPLCおよびCLCのバルクRNAシーケンシング.
    • 活性化された生物学的経路を特定するための遺伝子オントロジーの濃縮分析.
    • 脳卒中の6週間後のCLC誘発の皮質脊髄管軸索発芽の評価.

    主要な成果:

    • PLCとCLCは,サイトカインシグナル伝達,白血球活性化,およびグリオゲネシスを含む炎症シグナル伝達経路の強固なアップレギュレーションを示した.
    • 反応性マイクログリアシグナリングは,両方の領域で支配的な共有経路として特定されました.
    • CLCは,PLCと比較して明確な転写反応を示さなかった.
    • 転写応答や軸索の芽生えにおいて,有意な性差は観察されなかった.

    結論:

    • 脳卒中は,外傷間皮質と外傷間皮質の両方で共有され,マイクログリアを中心とした神経炎症転写応答を誘導します.
    • マイクログリアの反応性は,脳卒中後の皮質の可塑性に貢献する重要な初期プロセスです.
    • これらの発見は,雄性・雌性マウスの間で一貫しており,保存されたメカニズムを示唆しています.