4-bit adhesion logic enables universal multicellular interface patterning

Area of Science:

• Synthetic biology
• Biophysics
• Materials science

Background:

• Multicellular systems utilize interfaces for spatial organization and function.
• Engineering synthetic multicellular interfaces is limited by underdeveloped adhesion toolkits and patterning algorithms.

Purpose of the Study:

• To develop a synthetic cell-cell adhesin logic for precise engineering of multicellular interface patterns.
• To demonstrate programmable pattern generation using swarming bacteria and novel algorithms.

Main Methods:

• Introduced a synthetic cell-cell adhesin logic utilizing swarming bacteria.
• Employed swarming adhesion mechanisms for interface generation and geometric control.
• Developed algorithms based on tiling and four-color mapping for universal pattern creation.

Main Results:

• Achieved precise engineering and predictive modeling of multicellular interface patterns.
• Demonstrated adhesion-mediated analogues of developmental organizers and morphogen fields.
• Showcased the ability to program universal tessellation patterns with a minimal set of four adhesins (4-bit logic).

Conclusions:

• The synthetic 4-bit adhesion logic provides a powerful toolkit for engineering complex multicellular systems.
• This approach has potential applications in molecular diagnostics, fluid control, and programmable materials.
• A low threshold for engineering complex multicellularity was identified, suggesting evolutionary implications.