Multicellular Density Wave Induced by Contact Following Locomotion

January 1, 2026Seibutsu ButsuriOpen Access

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Key Points

This research aims to explore the nature and formation principles of collective movement resulting from transient cell interactions.
Investigated the contact-following locomotion in a eukaryotic model organism, cellular slime mold.
Focused on a chemotaxis-deficient strain to observe density wave induction.
Analyzed the propagation of high-density regions resulting from transient cell contact.
Identified transient contact-following movements that induce high-density cell regions.
Observed these high-density regions propagate as density waves across the cell population.

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Demonstrates density wave formation in eukaryotic cells, suggesting new insight into collective behavior.

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Hayakawa et al. (2026) studied this question.

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