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Dynamical patterning modules and network motifs as joint determinants of development: Lessons from an aggregative

Alejandra Guzmán-Herrera1,2, Juan A Arias Del Angel3,4,5, Natsuko Rivera-Yoshida1

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Generic physical processes and network motifs shape organism development and evolution. This study integrates dynamical patterning modules (DPM) and network motifs (NM) to understand multicellularity emergence in Myxococcus xanthus.

Keywords:
Myxococcus xanthusevolutionary-developmental biologymorphogenesismulticellularitysystems biology

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Area of Science:

  • Developmental Biology
  • Evolutionary Biology
  • Systems Biology

Background:

  • Development and evolution are dynamic processes influenced by organismic and environmental factors.
  • Generic physical processes and dynamical behaviors provide templates for form and regulation.
  • The dynamical patterning module (DPM) framework and network motifs (NM) are key concepts.

Purpose of the Study:

  • To propose a joint DPM-NM perspective on the emergence and regulation of multicellularity.
  • To investigate the role of generic physical processes and network motifs in multicellular development.
  • To use Myxococcus xanthus as a model organism for studying the transition to multicellularity.

Main Methods:

  • Applying the dynamical patterning module (DPM) framework.
  • Identifying network motifs (NM) associated with biological regulation.
  • Analyzing the development of the multicellular bacterium Myxococcus xanthus.

Main Results:

  • A unified DPM-NM perspective offers insights into multicellularity.
  • Generic physical processes and network motifs are crucial for developmental regulation.
  • Myxococcus xanthus development exemplifies the interplay between regulatory networks and physical processes.

Conclusions:

  • The study provides a novel framework for understanding multicellularity.
  • Integrating physical and regulatory processes is essential for evolutionary transitions.
  • The research offers new perspectives on the evolution of complex biological forms.