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Updated: Mar 19, 2026

Bio-energetics Investigation of Candida albicans Using Real-time Extracellular Flux Analysis
Published on: March 19, 2019
Candida-Bacteria Interactions: Their Impact on Human Disease
Devon L Allison1,2, Hubertine M E Willems3, J A M S Jayatilake4
1Graduate Program in Life Sciences, Molecular Microbiology and Immunology Program, University of Maryland-Baltimore, Baltimore, MD 21201.
Abstract:
Candida species are the most common infectious fungal species in humans; out of the approximately 150 known species, Candida albicans is the leading pathogenic species, largely affecting immunocompromised individuals. Apart from its role as the primary etiology for various types of candidiasis, C. albicans is known to contribute to polymicrobial infections. Polymicrobial interactions, particularly between C. albicans and bacterial species, have gained recent interest in which polymicrobial biofilm virulence mechanisms have been studied including adhesion, invasion, quorum sensing, and development of antimicrobial resistance. These trans-kingdom interactions, either synergistic or antagonistic, may help modulate the virulence and pathogenicity of both Candida and bacteria while uniquely impacting the pathogen-host immune response. As antibiotic and antifungal resistance increases, there is a great need to explore the intermicrobial cross-talk with a focus on the treatment of Candida-associated polymicrobial infections. This article explores the current literature on the interactions between Candida and clinically important bacteria and evaluates these interactions in the context of pathogenesis, diagnosis, and disease management.
Insights
Candida albicans, a common fungal pathogen, frequently interacts with bacteria in polymicrobial infections. Understanding these trans-kingdom interactions is crucial for managing infections, especially with rising antimicrobial resistance.
Area of Science:
- Mycology
- Microbiology
- Infectious Diseases
Background:
- Candida species, particularly Candida albicans, are leading causes of human fungal infections.
- Candida albicans contributes to polymicrobial infections, interacting with various bacterial species.
- These interactions influence virulence, pathogenicity, and host immune responses.
Purpose of the Study:
- To explore the current literature on interactions between Candida and clinically important bacteria.
- To evaluate these interactions in the context of pathogenesis, diagnosis, and disease management.
- To highlight the need for understanding intermicrobial cross-talk in treating Candida-associated polymicrobial infections.
Main Methods:
- Literature review of studies on Candida-bacteria interactions.
- Analysis of polymicrobial biofilm virulence mechanisms (adhesion, invasion, quorum sensing, antimicrobial resistance).
- Evaluation of trans-kingdom interactions' impact on pathogenicity and host immunity.
Main Results:
- Candida-bacteria interactions can be synergistic or antagonistic, modulating virulence.
- Polymicrobial biofilms exhibit complex virulence mechanisms.
- Understanding these interactions is vital for developing effective treatment strategies.
Conclusions:
- Interactions between Candida and bacteria significantly impact infection dynamics.
- Further research into Candida-bacteria cross-talk is essential for advancing diagnostics and therapeutics.
- Addressing antimicrobial and antifungal resistance necessitates a focus on polymicrobial infection management.
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