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Related Experiment Video

Updated: Jun 13, 2026

Adhesion Frequency Assay for In Situ Kinetics Analysis of Cross-Junctional Molecular Interactions at the Cell-Cell Interface
13:22

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Published on: November 2, 2011

Measuring cell adhesion forces during the cell cycle by force spectroscopy.

Gilles Weder1, Janos Vörös, Marta Giazzon

  • 1Swiss Centre for Electronics and Microtechnology, CSEM SA, Nanotechnology and Life Sciences, CH-2002 Neuchâtel, Switzerland. gilles.weder@csem.ch

Biointerphases
|April 23, 2010
PubMed
Summary
This summary is machine-generated.

Cell adhesion to glass surfaces remains constant throughout the cell cycle, despite morphological changes. Force spectroscopy reveals cell stiffness changes, not binding protein alterations, during mitosis.

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Area of Science:

  • Cell Biology
  • Biophysics
  • Surface Science

Background:

  • Cell adhesion is crucial for biological processes.
  • Cell cycle progression involves significant morphological and organizational changes.
  • Understanding cell-surface interactions is key to cell mechanics.

Purpose of the Study:

  • To investigate cell adhesion forces of Saos-2 cells across different cell cycle phases.
  • To determine if cell cycle progression affects cell-surface binding properties.
  • To correlate changes in cell mechanics with cytoskeletal organization.

Main Methods:

  • Utilized atomic force microscopy (AFM) force spectroscopy.
  • Synchronized Saos-2 cells into G(1), S, and G(2)M phases.
  • Measured force-distance curves during cell detachment from a glass surface.

Main Results:

  • Cell adhesion force and binding protein properties remained consistent throughout the cell cycle.
  • Significant changes in cell morphology and adhesion were observed during mitosis.
  • Force spectroscopy quantified cell stiffness changes, correlating with cytoskeletal reorganization.

Conclusions:

  • Cell cycle progression does not alter the number or binding properties of cell-surface proteins.
  • Observed changes in cell adhesion during mitosis are attributed to cytoskeletal rearrangements.
  • AFM force spectroscopy is a valuable tool for quantifying cell mechanics and cytoskeletal dynamics.