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Biology
凸出力显微镜: 一种量化细胞突起力的方法
凸出力显微镜: 一种量化细胞突起力的方法
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JoVE Journal Biology
Protrusion Force Microscopy: A Method to Quantify Forces Developed by Cell Protrusions

凸出力显微镜: 一种量化细胞突起力的方法

Full Text
6,016 Views
06:37 min
June 16, 2018

DOI: 10.3791/57636-v

Anaïs Bouissou*1, Amsha Proag*1, Marion Portes1, Vanessa Soldan2, Stéphanie Balor2, Christophe Thibault3,4, Christophe Vieu3,4, Isabelle Maridonneau-Parini1, Renaud Poincloux1

1Institut de Pharmacologie et Biologie Structurale,IPBS, Université de Toulouse, CNRS, UPS, 2METi, 3CNRS, LAAS, 4Univ de Toulouse, INSA

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

在这里, 我们详细介绍了用于评估 podosomes 在兼容薄膜上应用的突出力的实验技术, 从薄膜的制备到地形图像的自动分析。

该程序的总体目标是使用原子力显微镜量化突起力。这是通过首先准备配方涂层网格并测量该薄膜的厚度来实现的。此过程的第三步包括将单元放在网格上并让它们粘附。

该程序的最后一步是使用原子力显微镜对细胞下方的形成膜进行成像。当粘附在基材上时,微噬细胞形成亚微米粘附结构,称为足小体。最终,足小体使用的薄膜变形将被量化并使用自制的机械模型转换为力。

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生物学 问题 136 细胞力学 凸出力 原子力显微镜 Podosome 巨噬细胞

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