合成基因操纵突触中的天体细胞活动 - - 一个管理大脑疾病的门户
Maria João Pereira1,2, Rajagopal Ayana1,2, Matthew G Holt3
1Department of Biology, Laboratory of Neuroplasticity and Neuroproteomics, KU Leuven, Leuven, Belgium.
Frontiers in cell and developmental biology
|August 3, 2023
概括
在星球细胞中,设计者药物 (DREADDs) 完全激活的设计者受体显示出通过模仿自然途径来管理大脑疾病的潜力. 需要进一步的研究来根据特定疾病和阶段定制这些天体细胞操纵.
科学领域:
- 神经科学是一个神经科学.
- 细胞生物学 细胞生物学
- 神经药理学神经药理学
背景情况:
- 星球细胞是中枢神经系统中的主要质细胞,对大脑发育和功能至关重要,调节突触活动.
- 它们表达了许多调节细胞内信号和神经传递的G蛋白合受体 (GPCR).
- 星细胞功能障碍与各种神经系统疾病有关,影响突触功能.
研究的目的:
- 审查关于使用设计者药物 (DREADDs) 独家激活的设计者受体来调节天体细胞活动的文献.
- 探索DREADD介导的天体细胞操纵的潜力,以了解和治疗大脑疾病.
- 突出需要在疾病背景下考虑天体细胞异质性的需要.
主要方法:
- 对使用DREADDs向星球细胞的研究进行文献综述.
- 对DREADD诱导对天体细胞信号传递,神经元功能和行为的影响的分析.
- 在正常和疾病模型中检查DREADD疗效.
主要成果:
- 天体细胞中的DREADD激活部分模仿内源信号通路.
- 在动物模型中,Astrocyte DREADD操纵已经显示了神经元功能和行为的改善.
- DREADDs的影响因受体类型,大脑区域和疾病状态而异.
结论:
- 用DREADD针对星细胞提供了一个有前途的策略,用于探索与大脑疾病相关的信号通路.
- 星球细胞异质性需要针对治疗应用进行特定环境的研究.
- 需要进行进一步的研究,以优化基于DREADD的天体细胞调制以供临床使用.
更多相关视频
08:37Focused Ultrasound Induced Blood-Brain Barrier Opening for Targeting Brain Structures and Evaluating Chemogenetic Neuromodulation
Published on: December 22, 2020
3.7K
09:44Chemogenetic Regulation in Reprogrammed Stem Cell-derived Precursor Cells in Treating Neurodegenerative Diseases
Published on: May 2, 2025
217
相关概念视频
Combinatorial Gene Control
Combinatorial gene control is the synergistic action of several transcriptional factors to regulate the expression of a single gene. The absence of one or more of these factors may lead to a significant difference in the level of gene expression or repression.
The expression of more than 30,000 genes is controlled by approximately 2000-3000 transcription factors. This is possible because a single transcription factor can recognize more than one regulatory sequence. The specificity in gene...
The expression of more than 30,000 genes is controlled by approximately 2000-3000 transcription factors. This is possible because a single transcription factor can recognize more than one regulatory sequence. The specificity in gene...
Gut-Brain Axis
The gut–brain axis is a bidirectional communication system that connects the gastrointestinal tract and the brain. This interaction is mediated through multiple pathways, including the vagus nerve, hormonal signals, immune responses, and chemical messengers produced by gut microbes.Microbial Contributions to Brain FunctionGut microbiota contributes significantly to brain function by producing neuroactive compounds. These include neuroactive compounds that influence neurotransmitters such as...
