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Updated: Jan 10, 2026

Repressing Gene Transcription by Redirecting Cellular Machinery with Chemical Epigenetic Modifiers
Published on: September 20, 2018
Toward a logic-based framework for plant epigenetic control
Lingrui Zhang1, Jian-Kang Zhu2
1Department of Horticulture and Landscape Architecture, Purdue University, West Lafayette, IN 47907, USA.
Plant epigenome editing offers reversible trait control without DNA changes. Integrating epigenome editing with synthetic gene circuits enables programmable, context-aware regulation for scalable trait engineering.
Area of Science:
- Plant biotechnology
- Synthetic biology
- Epigenetics
Background:
- Genome editing is precise but irreversible, limiting its applications.
- Current epigenome editing tools lack dynamic regulatory capabilities.
- Plant trait regulation requires advanced, adaptable genetic control mechanisms.
Purpose of the Study:
- To survey emerging plant epigenome editing technologies.
- To explore integrating epigenome editing with logic-based synthetic gene circuits.
- To propose novel strategies for programmable plant trait regulation.
Main Methods:
- Review of current plant epigenome editing modalities.
- Conceptual design of logic-gated synthetic gene circuits for plants.
- Proposal of specific applications in Arabidopsis and Solanum lycopersicum.
Main Results:
- Identification of plant-tailored epigenome editing approaches.
- Design of multiplexer-driven flowering switches and Boolean logic-gated fruit ripening systems.
- Development of roadmaps and mitigation strategies for plant epigenome engineering.
Conclusions:
- Integrating epigenome editing with synthetic logic enables programmable, context-aware regulation.
- Composite epigenome engineering offers scalable and predictive control of plant traits.
- This approach transforms static genetic modification into dynamic, adaptive trait management.
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