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JoVE Journal
Developmental Biology
一种基于 GFP 互补的双表达系统,用于评估活果 蝇 翅假想盘中细胞介素介导的细胞间接触
一种基于 GFP 互补的双表达系统,用于评估活果 蝇 翅假想盘中细胞介素介导的细胞间接触
JoVE Journal
Developmental Biology
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JoVE Journal Developmental Biology
A GFP Complementation-based Dual-expression System for Assessing Cell-Cell Contact Mediated by Cytonemes in Live Drosophila Wing Imaginal Discs

一种基于 GFP 互补的双表达系统,用于评估活果 蝇 翅假想盘中细胞介素介导的细胞间接触

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654 Views
07:26 min
August 22, 2025

DOI: 10.3791/68411-v

Mathieu Joseph1,2, David R. Hipfner1,2,3

1Institut de recherches cliniques de Montréal (IRCM), 2Programmes de biologie moléculaire,Université de Montréal, 3Département de Médecine,Université de Montréal

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Please note that some of the translations on this page are AI generated. Click here for the English version.

我们描述了一种协议,用于使用基于GFP重建的方法测量活果蝇翅假想盘中相邻上皮层细胞之间的接触。

因此,我们的研究重点是了解组织中远距离的细胞如何相互交流。我们使用果蝇翅想象盘作为模型系统,试图了解胞苷是如何形成的,它们如何发挥作用,以及它们在局部控制组织生长中发挥的作用。研究表明,生长因子通常通过专门的细胞投射,如基于肌动蛋白的信号传导丝状伪足,称为细胞介素,以便被输送到靶细胞。

细胞介素是非常薄且脆弱的结构,很容易被固定方案破坏。要观察它们,您需要使用专用的实时成像方法和表达的荧光标记蛋白。这极大地限制了我们可以用来调查它们的工具和方法。

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