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Competitive and Coordinative Interactions between Body Parts Produce Adaptive Developmental Outcomes
Richard Gawne1, Kenneth Z McKenna2, Michael Levin1
1Allen Discovery Center at Tufts University, Medford, MA, 02155.
Summary
Organ competition for resources drives correlated growth during development. This mesoscale morphogenetic mechanism enhances fitness and offers insights for bioengineering and regenerative medicine.
Area of Science:
- Evolutionary developmental biology
- Morphogenesis
- Bioengineering
Background:
- Correlated growth patterns in development are influenced by resource competition.
- Genetic modularity at the individual trait level contrasts with organ-level interactions during ontogeny.
- Cellular and genetic mechanisms mediate organ communication and competitive dynamics.
Purpose of the Study:
- To explore competition between organs as a key morphogenetic mechanism.
- To understand how physiological and biophysical processes drive adaptive competitive dynamics.
- To bridge the understanding of competitive interactions across scales with cellular mechanisms.
Main Methods:
- Conceptual framework integrating genetic, cellular, and organismal levels.
- Analysis of resource competition (metabolic, informational) in developmental biology.
- Review of existing research on morphogenesis and correlated growth.
Main Results:
- Competition for limited resources is a significant driver of correlated growth.
- Mesoscale morphogenetic mechanisms, like organ competition, enhance fitness.
- Understanding these dynamics complements research on cellular mechanisms in development.
Conclusions:
- Competitive and coordinative interactions across scales are crucial for development.
- Studying competitive dynamics advances evolutionary and developmental biology.
- Insights can be applied to bioengineering and regenerative medicine for pattern regulation.
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