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高空间分辨率荧光素酶成像的拟南芥生物钟。

High Spatial Resolution Luciferase Imaging of the Arabidopsis thaliana Circadian Clock.

机构信息

Sainsbury Laboratory, University of Cambridge, Cambridge, UK.

Department of Biochemistry, University of Cambridge, Cambridge, UK.

出版信息

Methods Mol Biol. 2022;2398:47-55. doi: 10.1007/978-1-0716-1912-4_4.

DOI:10.1007/978-1-0716-1912-4_4
PMID:34674166
Abstract

The A. thaliana circadian clock is an example of a gene network that generates rich temporal and spatial dynamics. Bioluminescent imaging has proven a powerful method to help dissect the genetic mechanisms that generate oscillations of gene expression over the course of the day. However, its use for the study of spatial regulation is often limited by resolution. Here, we describe a modified luciferase imaging method for the study of the Arabidopsis circadian clock across the plant at sub-tissue-level resolution.

摘要

拟南芥的生物钟是一个生成丰富时间和空间动态的基因网络的例子。生物发光成像已被证明是一种强大的方法,可以帮助剖析在一天的过程中产生基因表达振荡的遗传机制。然而,它在空间调控研究中的应用通常受到分辨率的限制。在这里,我们描述了一种改良的荧光素酶成像方法,用于在亚组织水平分辨率下研究拟南芥生物钟在整个植物中的情况。

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Spatially specific mechanisms and functions of the plant circadian clock.植物生物钟的时空特异性机制和功能。
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本文引用的文献

1
The circadian clock coordinates plant development through specificity at the tissue and cellular level.生物钟通过在组织和细胞水平上的特异性来协调植物的发育。
Curr Opin Plant Biol. 2020 Feb;53:65-72. doi: 10.1016/j.pbi.2019.09.004. Epub 2019 Nov 26.
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Coordinated circadian timing through the integration of local inputs in Arabidopsis thaliana.通过整合拟南芥中的局部输入来协调昼夜节律计时。
PLoS Biol. 2019 Aug 15;17(8):e3000407. doi: 10.1371/journal.pbio.3000407. eCollection 2019 Aug.
3
A high-throughput delayed fluorescence method reveals underlying differences in the control of circadian rhythms in and .
植物生物钟的空间模型揭示了协调计时的设计原则。
Mol Syst Biol. 2022 Mar;18(3):e10140. doi: 10.15252/msb.202010140.
一种高通量延迟荧光方法揭示了[具体物种1]和[具体物种2]昼夜节律控制的潜在差异。
Plant Methods. 2019 May 21;15:51. doi: 10.1186/s13007-019-0436-6. eCollection 2019.
4
Dependence and independence of the root clock on the shoot clock in Arabidopsis.拟南芥中根生物钟对地上部生物钟的依赖性和独立性
Genes Genomics. 2018 Oct;40(10):1063-1068. doi: 10.1007/s13258-018-0710-4. Epub 2018 Jun 13.
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Coordination of robust single cell rhythms in the circadian clock via spatial waves of gene expression.通过基因表达的空间波协调生物钟中的稳健单细胞节律。
Elife. 2018 Apr 26;7:e31700. doi: 10.7554/eLife.31700.
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Decentralized circadian clocks process thermal and photoperiodic cues in specific tissues.分散的生物钟在特定组织中处理热和光周期线索。
Nat Plants. 2015 Nov 2;1:15163. doi: 10.1038/nplants.2015.163.
7
Organ specificity in the plant circadian system is explained by different light inputs to the shoot and root clocks.植物昼夜节律系统中的器官特异性是由茎和根生物钟所接收的不同光输入来解释的。
New Phytol. 2016 Oct;212(1):136-49. doi: 10.1111/nph.14024. Epub 2016 May 31.
8
Importance of epidermal clocks for regulation of hypocotyl elongation through PIF4 and IAA29.表皮时钟通过PIF4和IAA29调控下胚轴伸长的重要性。
Plant Signal Behav. 2016;11(2):e1143999. doi: 10.1080/15592324.2016.1143999.
9
A hierarchical multi-oscillator network orchestrates the Arabidopsis circadian system.层次化多振荡器网络协调拟南芥生物钟系统。
Cell. 2015 Sep 24;163(1):148-59. doi: 10.1016/j.cell.2015.08.062.
10
Phototropins maintain robust circadian oscillation of PSII operating efficiency under blue light.光受体在蓝光下维持 PSII 运行效率的稳健生物钟振荡。
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