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Zerumbone inhibits Candida albicans biofilm formation and hyphal growth

Da-Seul Shin1, Yong-Bin Eom1,2

  • 1Department of Medical Sciences, College of Medical Sciences, Soonchunhyang University, Asan 31538, Republic of Korea.

Canadian Journal of Microbiology
|June 4, 2019
PubMed

Insights

Zerumbone, a compound from ginger, effectively combats Candida albicans biofilms by inhibiting formation and eradicating existing ones. It also reduces virulence factors like hyphae growth, offering potential for treating related infections.

Area of Science:

  • Microbiology
  • Mycology
  • Pharmacology

Background:

  • Candida albicans biofilm formation is a significant clinical challenge due to antifungal resistance.
  • Hyphae formation in C. albicans is a key virulence factor associated with biofilm development.

Purpose of the Study:

  • To investigate the antifungal and antibiofilm effects of zerumbone against Candida albicans.
  • To assess zerumbone's impact on biofilm matrix components and C. albicans morphology.

Main Methods:

  • Zerumbone was tested for its ability to inhibit biofilm formation and eradicate preformed biofilms.
  • Analysis included quantification of biofilm matrix carbohydrates and DNA.
  • Gene expression analysis focused on biofilm-related and hyphae-specific genes (e.g., HWP1, ALS3).

Main Results:

  • Zerumbone demonstrated significant antifungal and antibiofilm activity, inhibiting biofilm formation and eradicating established biofilms.
  • It substantially reduced carbohydrate and DNA content within the biofilm matrix.
  • Zerumbone suppressed hyphae growth and morphological changes, and downregulated key genes like HWP1 and ALS3.

Conclusions:

  • Zerumbone exhibits potent antibiofilm and anti-virulence properties against Candida albicans.
  • Its ability to inhibit biofilm formation and hyphae growth suggests potential therapeutic applications.
  • Zerumbone is a promising candidate for the prevention and treatment of C. albicans biofilm-related infections.
Keywords:
Candida albicansactivité anti-biofilmactivité anti-virulenceantibiofilm activityantivirulence activityhyphal inhibitioninhibition des hypheszerumbone

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