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Related Experiment Video

Updated: Sep 13, 2025

Light-Controlled Fermentations for Microbial Chemical and Protein Production

Light-Controlled Fermentations for Microbial Chemical and Protein Production

Published on: March 22, 2022

Sustainable production through spatial niche partitioning in engineered light-driven microbial community.

Hao Gao¹, Yifan Song², Yujia Jiang²

¹College of Biotechnology and Pharmaceutical Engineering, State Key Laboratory of Materials-Oriented Chemical Engineering, Nanjing Tech University, Nanjing, 211816, PR China; NUS Synthetic Biology for Clinical and Technological Innovation (SynCTI), National University of Singapore, Singapore, 117456, Singapore.

Metabolic Engineering

|July 30, 2025

Summary

This study creates stable, light-driven microbial communities for biochemical production. Spatially arranged microgels enable coexistence, efficiently converting carbon dioxide into valuable products like 2-phenylethanol.

Keywords:

Light-driven microbial community Phototrophs and heterotrophs Spatial niches Sustainable biochemical production

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Last Updated: Sep 13, 2025

Light-Controlled Fermentations for Microbial Chemical and Protein Production

Light-Controlled Fermentations for Microbial Chemical and Protein Production

Published on: March 22, 2022

Monitoring Spatial Segregation in Surface Colonizing Microbial Populations

Monitoring Spatial Segregation in Surface Colonizing Microbial Populations

Published on: October 29, 2016

Assembly and Tracking of Microbial Community Development within a Microwell Array Platform

Assembly and Tracking of Microbial Community Development within a Microwell Array Platform

Published on: June 6, 2017

Area of Science:

Synthetic biology
Biotechnology
Microbial ecology

Background:

Light-driven microbial communities offer a sustainable route for biochemical production from carbon dioxide (CO2).
Instability in artificial communities arises from nutrient competition, hindering robust bioprocessing.
Spatial partitioning inspired by natural ecosystems presents a strategy to enhance microbial community stability.

Purpose of the Study:

To develop a stable, light-driven microbial community for efficient carbon dioxide conversion.
To engineer spatial niches for microbial subpopulations to prevent competition and ensure coexistence.
To advance bioprocessing applications using a robust, reusable living material scaffold.

Main Methods:

Construction of a light-driven microbial community with Synechococcus elongatus FL130 (autotroph) and Meyerozyma guilliermondii (heterotroph).
Development of core-shell microgels for precise spatial arrangement and control of microbial subpopulations.
Integration of microgels into a macroscopic living material scaffold using extrusion bioprinting.

Main Results:

Achieved a well-coupled, robust, and reusable light-driven microbial community.
Demonstrated efficient spatial compartmentalization of microbial subpopulations.
Successfully converted carbon dioxide into valuable chemical products: 2-phenylethanol and tyrosol.

Conclusions:

Spatially compartmentalized microbial communities are a pioneering approach for sustainable high-value biochemical production.
Core-shell microgels and extrusion bioprinting enable the construction of stable, engineered microbial consortia.
This technology holds significant potential for advancing carbon capture and utilization strategies.