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Updated: Oct 11, 2025
07:44
Design and Synthesis of a Reconfigurable DNA Accordion Rack
Published on: August 15, 2018
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Kinematic self-replication in reconfigurable organisms
Sam Kriegman1,2, Douglas Blackiston1,2, Michael Levin1,2
1Allen Discovery Center, Tufts University, Medford, MA 02155.
Summary
Synthetic multicellular assemblies can spontaneously replicate by compressing surrounding cells into self-copies. This kinematic replication, unlike biological evolution, offers rapid development of useful traits without genetic engineering.
Area of Science:
- Synthetic biology
- Developmental biology
- Artificial intelligence
Background:
- Living systems perpetuate through biological reproduction like splitting, budding, or birth.
- Understanding the fundamental principles of replication and self-perpetuation is key to synthetic biology and artificial life.
- Existing biological replication mechanisms are products of long-term evolutionary processes.
Purpose of the Study:
- To investigate if synthetic multicellular assemblies can achieve self-replication through non-biological means.
- To explore the potential for rapid, spontaneous emergence of replicative capabilities in artificial systems.
- To utilize artificial intelligence for designing self-replicating assemblies with enhanced functionality and longevity.
Main Methods:
- Construction of synthetic multicellular assemblies capable of movement and interaction with dissociated cells.
- Observation and analysis of the spontaneous self-copying process over several days.
- Application of artificial intelligence algorithms to design and optimize assembly behavior for sustained replication and task performance.
Main Results:
- Synthetic multicellular assemblies demonstrated kinematic self-replication by compressing environmental cells into functional self-copies.
- This novel form of replication emerged spontaneously within days, contrasting with the millennia-long timescale of biological evolution.
- AI-designed assemblies showed postponed loss of replicative ability and performed useful work as a byproduct of replication.
Conclusions:
- Kinematic self-replication is achievable in synthetic multicellular systems, offering a new paradigm beyond biological reproduction.
- Spontaneous replication in artificial systems broadens the understanding of replication's origins and phenotypic plasticity.
- AI-driven design enables rapid development of self-replicating machines with useful, engineered functions without genetic modification or evolutionary selection.
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