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Updated: Jul 20, 2026
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Preparing Protein Producing Synthetic Cells using Cell Free Bacterial Extracts, Liposomes and Emulsion Transfer
Published on: April 27, 2020
Towards synthesis of a minimal cell
Anthony C Forster1, George M Church
1Department of Pharmacology and Vanderbilt Institute of Chemical Biology, Vanderbilt University Medical Center, Nashville, TN 37232, USA. a.forster@vanderbilt.edu
Molecular Systems Biology
|August 23, 2006
Summary
Scientists are close to building a minimal cell, a self-replicating system using basic nutrients. This synthetic life form relies on lab conditions, addressing safety concerns and paving the way for new biopolymers and therapeutics.
Area of Science:
- Synthetic biology
- Origin of life research
- Biochemistry
Background:
- Decades of research have advanced DNA, RNA, and protein synthesis from pure components.
- The concept of a minimal cell, a simplified self-replicating biological system, is becoming achievable.
Purpose of the Study:
- To outline the construction of a minimal cell capable of replication and evolution.
- To define the essential components for each subsystem of a minimal cell.
- To develop improved in vitro methods for biopolymer synthesis.
Main Methods:
- Stepwise integration of reconstituted DNA, RNA, and protein synthesis pathways.
- Detailed kinetic analyses of subsystems.
- Defining a minimal genome (113 kbp, 151 genes).
Main Results:
- A conceptual framework for constructing a minimal cell is presented.
- The proposed minimal genome and its gene count are specified.
- Existing building blocks and remaining challenges are identified.
Conclusions:
- Construction of a minimal cell fed by small molecule nutrients is conceivable.
- Completion will yield a functionally and structurally understood self-replicating biosystem.
- Extreme laboratory dependence will mitigate safety concerns for synthetic life.
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