Atomic force microscopy imaging of living cells: progress, problems and prospects.

Area of Science:

• Cell Biology
• Biophysics
• Nanotechnology

Background:

• Atomic Force Microscopy (AFM) has emerged as a powerful tool for biological research.
• Imaging living cells presents unique technical challenges due to their dynamic nature and sensitivity.

Purpose of the Study:

• To review recent advancements in Atomic Force Microscopy (AFM) applications for imaging living cells.
• To highlight progress in high-resolution cellular imaging, real-time dynamic process monitoring, and micromechanical property detection.
• To discuss challenges and strategies for overcoming experimental difficulties in AFM studies of live cells.

Main Methods:

• Review of recent technical progress and application advancements in Atomic Force Microscopy (AFM).
• Focus on key areas: high-resolution cellular imaging, real-time monitoring of cellular dynamics, and micromechanical property detection.
• Analysis of technical and experimental difficulties encountered in AFM applications.

Main Results:

• Significant progress has been made in high-resolution imaging of cellular structures using AFM.
• AFM enables real-time monitoring of dynamic cellular processes.
• AFM is effective in detecting the micromechanical properties of living cells.

Conclusions:

• Further development of AFM technology, sample preparation techniques, and innovative applications are crucial for advancing the study of living cells.
• Addressing technical and experimental challenges will unlock greater potential for AFM in cell biology.
• AFM continues to be a vital technique for understanding cellular functions at the nanoscale.