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Updated: Jun 13, 2026

Use of In Vivo Imaging to Screen for Morphogenesis Phenotypes in Candida albicans Mutant Strains During Active Infection in a Mammalian Host
Published on: October 12, 2022
Mutative expression in Candida albicans infection and cytokine signaling network in gene knockout mice
1Department of Stomatology, Second Affiliated Hospital, School of Medicine, Zhejiang University, Hangzhou, China.
Abstract:
The interactions of Candida species with host cells are crucial for candidiasis. Recognition and adherence to host constituents are the keys to initial colonization of mucosal surfaces and the invasion of host cells. Resistance to mucosal candidiasis is mediated by cell-mediated immunity. Knowledge about host receptors on immune cells and the adhesins on the surface of C. albicans are more redundant, respectively, than about the ligands on the fungal surface and the structures on the host cells bound by adhesions. Silencing or disrupting specific genes both in the pathogen and the host are developing optimistically. The research on IL-12/23 p40 knockout (KO) mice is sound in providing preliminary array data about the principal pathways in oral C. albicans infection and clues about the molecular differences between wild-type (WT) and p40 KO mice of candidiasis in different sites, thus, hints that certain specific drug targets accessible to topical agents for the clinical treatment of oral candidiasis and relevant mucocutaneous precancerous lesions.
Insights
Investigating oral Candida albicans infections in mice revealed key immune pathways. This research identifies potential drug targets for treating oral candidiasis and related precancerous lesions.
Area of Science:
- Immunology
- Mycology
- Genetics
Background:
- Candida species interactions with host cells are vital for candidiasis development.
- Host cell recognition, adherence, and cell-mediated immunity are crucial for mucosal candidiasis resistance.
- Understanding host receptors and fungal adhesins is less advanced than identifying fungal ligands and host cell-binding structures.
Purpose of the Study:
- To investigate the principal pathways involved in oral Candida albicans infection using IL-12/23 p40 knockout (KO) mice.
- To identify molecular differences between wild-type (WT) and p40 KO mice in candidiasis.
- To uncover potential drug targets for topical treatment of oral candidiasis.
Main Methods:
- Utilized IL-12/23 p40 knockout (KO) mouse models.
- Analyzed preliminary array data from oral Candida albicans infection.
- Compared gene expression and molecular differences between WT and p40 KO mice.
Main Results:
- Generated preliminary array data on principal pathways in oral C. albicans infection.
- Identified molecular differences in candidiasis between WT and p40 KO mice across different sites.
- Provided insights into the host-pathogen interactions during oral candidiasis.
Conclusions:
- The study provides valuable preliminary data on oral candidiasis pathways in a KO mouse model.
- Findings suggest potential drug targets for topical agents in treating oral candidiasis.
- Highlights the role of IL-12/23 p40 in host defense against Candida and potential therapeutic strategies.
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