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mGem: Subcellular compartments in bacterial pathogens and their role during infection
Christopher J Corcoran1, Eric P Skaar1
1Department of Pathology, Microbiology, and Immunology, Vanderbilt Institute for Infection, Immunology, and Inflammation, Vanderbilt University Medical Center, Nashville, Tennessee, USA.
Mbio
|July 1, 2026
Summary
Bacterial cells use compartments to organize functions. Understanding these structures in pathogens could reveal new ways to fight drug-resistant bacteria.
Area of Science:
- Microbiology
- Cell Biology
- Pathogenesis
Background:
- Bacterial subcellular compartments and organelles spatially organize metabolic pathways and key nutrients.
- These compartments are prevalent across bacterial phyla, including human pathogens.
- Their functions in virulence are understudied.
Purpose of the Study:
- To review the prevalence of proteinaceous and membrane-bound compartments in pathogenic bacteria.
- To summarize their roles during infection.
- To identify areas for future research and antimicrobial development.
Main Methods:
- Literature review of current findings on bacterial subcellular compartments.
- Analysis of their prevalence in pathogenic species.
- Synthesis of information on their roles in infection and virulence.
Main Results:
- Bacterial subcellular compartments are widespread in pathogens.
- Their specific roles in infection and virulence are increasingly being defined.
- Knowledge gaps exist regarding their precise functions.
Conclusions:
- Further research into bacterial subcellular compartment function is crucial.
- These structures may offer novel antimicrobial targets.
- Understanding compartments can combat multi-drug-resistant pathogens.
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