Chelerythrine enhances anti-fungi immunity in Caenorhabditis elegans via DAF-16 and NHR-49 mediated fatty acid metabolism - Report - MDSpire

Chelerythrine enhances anti-fungi immunity in Caenorhabditis elegans via DAF-16 and NHR-49 mediated fatty acid metabolism

  • By

  • Shenyuan Fan

  • Guohui Bai

  • Tingting Zhong

  • Yi Xiao

  • Yuan Tian

  • June 9, 2026

  • 0 min

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Chelerythrine Boosts Fungal Immunity in Caenorhabditis elegans

Overview

Revise to include direct attribution for claims about lifespan enhancement and C. albicans inhibition.

Background

Candidiasis, primarily caused by Candida albicans, poses a significant health threat, especially in immunocompromised populations. The rising resistance of C. albicans to existing antifungal treatments highlights the urgent need for new therapeutic strategies. Enhancing host innate immunity through pharmacological interventions represents a promising approach to combat this infection.

Data Highlights

ConditionEffect of Chelerythrine
10 μM ChelerythrineExtended lifespan of C. elegans infected with C. albicans
DAF-16 and NHR-49 mutantsCompletely abolished lifespan-extending effect
Fatty acid desaturase gene mutationsBlocked protective effect of Chelerythrine

Key Findings

  • Chelerythrine extends the lifespan of C. elegans infected with C. albicans.
  • It inhibits the proliferation of C. albicans without reducing intestinal fungal burden.
  • Chelerythrine activates the FoxO and fatty acid metabolism pathways.
  • Mutations in daf-16 and nhr-49 abolish the lifespan-extending effect of Chelerythrine.
  • RT-qPCR confirmed upregulation of FoxO pathway and fatty acid metabolism-related genes.

Clinical Implications

The findings suggest that Chelerythrine may serve as a potential therapeutic candidate for enhancing innate immunity against C. albicans infections. Further research is warranted to explore its applicability in clinical settings.

Conclusion

This study demonstrates that Chelerythrine enhances the innate immune response in C. elegans against C. albicans through specific molecular pathways. Its potential as a therapeutic agent warrants further investigation.

Related Resources & Content

  1. World Health Organization, WHO, 2021 -- Fungal Priority Pathogen List
  2. Journal of Gastroenterology, 2020 -- The Role of the Gut Mycobiome in Chronic Liver Disease
  3. Archives of Toxicology, 2025 -- Investigating the Role of CYP-13 in C. elegans: Understanding Conserved Cytochrome P450 Pathways
  4. Intensive Care Medicine, 2025 -- Fungal Infections in Critically Ill Patients with Liver Disease: Clinical and Immunological Insights for Intensive Care Management
  5. Infectious Diseases Society of America, IDSA, 2016 -- Clinical Practice Guideline for the Management of Candidiasis
  6. PMC, 2025 -- Rezafungin Versus Caspofungin for the Treatment of Candidemia and Invasive Candidiasis
  7. Chrysin Reduces Inflammation and Alters Gut Microbiota in Mice with Dextran Sulfate-Induced Ulcerative Colitis
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  9. Rezafungin Versus Caspofungin for the Treatment of Candidemia and Invasive Candidiasis: Results from the Double-blind, Randomized, Phase 3 ReSTORE Trial Including the China Extension Study - PMC

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