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Deep learning analyzes cellular cytoskeleton with high precision

Deep learning revolutionizes cytoskeleton research
The deep learning-based segmentation method, applied to confocal microscopy images of cortical microtubules in tobacco BY-2 cells, significantly improves density measurement accuracy compared to conventional techniques. Credit: Takumi Higaki, Kumamoto University

A research team at Kumamoto University has developed a deep learning-based method for analyzing the cytoskeleton—the structural framework inside cells—more accurately and efficiently than ever before. This advancement, recently in Protoplasma, could transform how scientists study cell functions in plants and other organisms.

The is a network of protein filaments that supports cell shape, division, and response to . Traditional methods for analyzing these structures often rely on manual observation under a microscope, which is time-consuming and prone to error. While digital microscopy has enabled some automation, accurately measuring cytoskeleton density has remained a challenge.

To address this, the research team, led by Professor Takumi Higaki from the Faculty of Advanced Science and Technology of Kumamoto University, developed an AI-driven segmentation technique that significantly improves the precision of cytoskeleton density measurements. By training a deep learning model with hundreds of confocal microscopy images, the team achieved a system capable of distinguishing cytoskeletal structures with high accuracy.

Comparing their AI-based approach with conventional methods, the researchers found that while traditional techniques could effectively measure the angles and alignment of cytoskeleton filaments, they struggled with density quantification. The deep learning model, however, excelled in this area, enabling more reliable measurements.

To test the model's versatility, the team applied it to study two critical biological processes:

  • Stomatal movement in Arabidopsis thaliana—The model successfully detected density changes in as plant cells responded to environmental signals.
  • Zygote development in Arabidopsis thaliana—The AI-assisted analysis accurately captured microtubule distribution changes during early cell growth.

These findings demonstrate the potential for deep learning to revolutionize cellular biology research by automating and improving image analysis, making large-scale studies more feasible.

This new AI-based segmentation technique is expected to benefit a wide range of scientific fields, from to . By refining the model and expanding its application to different cell types and organisms, researchers hope to unlock new insights into cellular structure and function.

More information: Ryota Horiuchi et al, Deep learning-based cytoskeleton segmentation for accurate high-throughput measurement of cytoskeleton density, Protoplasma (2024).

Provided by Kumamoto University

Citation: Deep learning analyzes cellular cytoskeleton with high precision (2025, March 18) retrieved 24 August 2025 from /news/2025-03-deep-cellular-cytoskeleton-high-precision.html
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