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Genetic susceptibility to Candida infections

Sanne P Smeekens1, Frank L van de Veerdonk, Bart Jan Kullberg

  • 1Department of Medicine, Radboud University Nijmegen Medical Centre and Nijmegen Institute for Infection, Inflammation, and Immunity (N4i), Nijmegen, The Netherlands.

EMBO Molecular Medicine
|May 1, 2013
PubMed

Insights

Genetic variations influence susceptibility to Candida infections. Understanding these genetic factors can improve treatment strategies for fungal diseases in immunocompromised individuals.

Area of Science:

  • Medical Mycology
  • Immunology
  • Human Genetics

Background:

  • Candida species are significant fungal pathogens causing mucosal and invasive infections, particularly in immunocompromised individuals.
  • Host genetic variation is a key factor determining susceptibility to Candida infections, despite risk factors being present.
  • Primary immunodeficiencies (e.g., STAT1, STAT3, CARD9 defects) and common gene polymorphisms are linked to fungal infections.

Purpose of the Study:

  • To review the role of host genetic variation in susceptibility to Candida infections.
  • To explore the link between genetic factors and the pathogenesis of fungal diseases.
  • To discuss the potential for developing novel immunotherapeutic strategies based on genetic insights.

Main Methods:

  • Literature review of studies on genetic susceptibility to Candida infections.
  • Analysis of genetic defects (monogenic and polymorphisms) associated with fungal infections.
  • Synthesis of current knowledge on host-pathogen interactions in candidiasis.

Main Results:

  • Specific genetic defects, including STAT1, STAT3, and CARD9 deficiencies, are associated with severe fungal infections.
  • Common polymorphisms in immune system genes correlate with conditions like recurrent vulvovaginal candidiasis and candidemia.
  • Genetic insights are crucial for understanding disease mechanisms and developing targeted therapies.

Conclusions:

  • Host genetic background significantly impacts the risk and outcome of Candida infections.
  • Identifying genetic determinants of susceptibility advances our understanding of fungal pathogenesis.
  • Knowledge of genetic susceptibility can guide the development of new immunotherapies for fungal diseases.

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