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Updated: Dec 6, 2025
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Protocol to Create Chronic Wounds in Diabetic Mice
Published on: September 25, 2019
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Bacterial chatter in chronic wound infections
Pranali J Buch1, Yunrong Chai2, Edgar D Goluch1,2
1Department of Chemical Engineering, Northeastern University, Boston, Massachusetts, USA.
Summary
Chronic diabetic wounds harbor biofilm bacteria that use quorum sensing (QS) to communicate. Understanding bacterial QS circuits and their role in wound healing is crucial for developing new diagnostic and therapeutic strategies.
Area of Science:
- Microbiology
- Biochemistry
- Wound Healing Research
Background:
- Chronic diabetic wounds are characterized by biofilm-forming bacteria.
- These bacteria form polymicrobial communities and communicate via quorum sensing (QS).
- QS influences biofilm formation, virulence, and potentially wound healing processes.
Purpose of the Study:
- To describe the quorum sensing (QS) circuits of bacteria commonly found in chronic diabetic wounds.
- To elucidate the role of QS in biofilm formation, virulence, and wound healing.
- To explore the potential of targeting QS for diagnostic and therapeutic interventions in diabetic wound infections.
Main Methods:
- Review and description of known QS circuits in relevant bacterial species.
- Analysis of QS molecule diffusion and concentration dynamics in wound environments.
- Examination of existing in vivo and in vitro models for studying QS in wounds.
Main Results:
- QS signaling molecules are crucial for bacterial communication, biofilm development, and virulence in diabetic wound infections.
- The interplay between QS molecules and host factors in wound healing remains under-investigated.
- QS pathways are implicated in the unique characteristics of chronic diabetic wound infections.
Conclusions:
- Targeting bacterial quorum sensing (QS) presents a promising avenue for novel diagnostic and therapeutic strategies for chronic diabetic wounds.
- Further research is needed to understand the complex interactions between QS and host factors for effective treatment development.
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