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Updated: Jun 21, 2026

Atomic Force Microscopy of Red-Light Photoreceptors Using PeakForce Quantitative Nanomechanical Property Mapping
Published on: October 24, 2014
[Atomic force microscopy: from cellular imaging to molecular manipulation].
Marie-Cécile Giocondi1, Pierre Emmanuel Milhiet, Eric Lesniewska
1Centre de Biochimie Structurale, Cnrs UMR 5048, Université Montpellier 1, Inserum U.554, 29, rue de Navacelles, 34090 Montpellier, France.
Atomic Force Microscopy (AFM) is increasingly popular in biology for imaging soft samples. This technique also enables manipulation and force measurements of biomolecules, advancing biological research.
Area of Science:
- Biophysics
- Surface Science
- Nanotechnology
Context:
- Atomic Force Microscopy (AFM) is a high-resolution imaging technique.
- Biological samples present challenges due to their softness and dynamic nature.
- Advancements in AFM technology have expanded its biological applications.
Purpose:
- To review recent progress and applications of AFM in biological imaging.
- To highlight AFM's utility as a nanotool for biomolecule manipulation.
- To discuss AFM's role in measuring single-molecule forces.
Summary:
- AFM utilizes a sharp probe on a soft cantilever to explore biological sample topography in physiological solutions.
- The review covers AFM imaging of cells, membranes, and single molecules.
- Non-imaging applications include biomolecule manipulation and force measurements.
Impact:
- AFM provides detailed insights into the structure and dynamics of biological systems.
- Enables precise manipulation and force characterization of individual biomolecules.
- Facilitates a deeper understanding of molecular interactions and cellular processes.
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