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Bacterial siderophores in community and host interactions
Jos Kramer1, Özhan Özkaya1, Rolf Kümmerli2
1Department of Quantitative Biomedicine, University of Zurich, Zurich, Switzerland.
Nature Reviews. Microbiology
|November 22, 2019
Summary
Bacteria use siderophores to capture iron, but these molecules also drive complex social interactions within microbial communities. This review explores the ecological and evolutionary impacts of siderophore secretion beyond simple iron acquisition.
Area of Science:
- Microbiology
- Ecology
- Evolutionary Biology
Background:
- Iron is essential for life, and bacteria produce siderophores to scavenge it.
- Siderophore synthesis, uptake, and regulation are well-studied.
- Ecological and evolutionary consequences of siderophore secretion are gaining attention.
Purpose of the Study:
- To review the ecological and evolutionary consequences of siderophore secretion.
- To integrate mechanistic and eco-evolutionary perspectives on siderophores.
- To highlight siderophores as mediators of microbial interactions.
Main Methods:
- Literature review and synthesis.
- Analysis of social interactions driven by siderophores.
- Exploration of co-evolutionary dynamics.
Main Results:
- Secreted siderophores mediate cooperative, exploitative, and competitive interactions.
- Siderophores can lead to co-evolutionary arms races between microbial strains and species.
- Siderophores contribute to ecological dependencies and stable microbial communities.
Conclusions:
- Siderophores are crucial mediators of microbial community structure and function.
- Siderophores influence interactions between microbes and their eukaryotic hosts.
- Understanding siderophores provides insights into microbial ecology and evolution.
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