Treatment of candidiasis: insights from host genetics

Corine E Delsing1, Chantal P Bleeker-Rovers, Bart-Jan Kullberg

  • 1Department of Internal Medicine, Radboud University Nijmegen MedicalCenter, P O Box 9101, 6500HB Nijmegen, The Netherlands. c.delsing@aig.umcn.nl

Insights

Genetic variations in host defense influence Candida infections. Understanding these genetic factors is crucial for developing new treatments for candidiasis.

Area of Science:

  • Medical Mycology
  • Immunogenetics
  • Infectious Diseases

Background:

  • Candida species cause significant mucosal and invasive infections, contributing to high morbidity and mortality.
  • Current antifungal drugs have limited efficacy, with high mortality rates persisting in systemic candidiasis.
  • Host-pathogen interactions are critical for controlling Candida infections.

Purpose of the Study:

  • To review genetic variations in host defense against Candida.
  • To explore the implications of these genetic factors for treating candidiasis.
  • To identify potential therapeutic targets for adjunctive therapy.

Main Methods:

  • Literature review of genetic studies on host defense to Candida.
  • Analysis of genetic variations influencing susceptibility and resistance.
  • Synthesis of findings on treatment implications.

Main Results:

  • Genetic variations significantly impact the host's ability to combat Candida infections.
  • Specific host genetic factors are linked to increased risk or severity of candidiasis.
  • Insights from genetic studies highlight potential pathways for therapeutic intervention.

Conclusions:

  • Host genetic factors are key determinants in Candida infection outcomes.
  • Targeting host genetic variations offers promising avenues for novel adjunctive therapies.
  • Further research into host-pathogen genetics can improve candidiasis treatment strategies.

Related Concept Videos

Fungal Phylum Microsporidia01:28

Fungal Phylum Microsporidia

Microsporidia are a group of obligate intracellular fungi that were initially classified as protists but were later reclassified based on phylogenetic, molecular, and structural evidence linking them to the Chytridiomycota. These unicellular, non-motile organisms are highly specialized parasites that infect a wide range of animal hosts, including humans. They have evolved extensive genomic and metabolic reductions, making them highly dependent on their hosts for survival.Morphology and Genomic...
Pharmacogenomics: Identification of New Drug Targets01:29

Pharmacogenomics: Identification of New Drug Targets

Advances in genomics have profoundly influenced drug discovery by increasing both the speed and accuracy of pharmaceutical development. Pharmacogenomics, which examines how genetic variation influences drug response, facilitates the identification of novel therapeutic targets and enables patient stratification for personalized treatment. These strategies contribute to improved drug efficacy, minimized adverse effects, and more efficient clinical trial design.Mapping genetic differences...
Microbial Interactions: Parasitism01:22

Microbial Interactions: Parasitism

Parasitism is a form of microbial interaction in which parasitic microbes exploit a host organism for nutrients and shelter, often at the host's expense. Unlike mutualistic relationships, where both organisms benefit, parasitism benefits only the parasite and harms the host.Classification of ParasitesMicrobial parasites are broadly classified based on their location relative to the host.Ectoparasites remain on the host’s surface, such as the skin or outer tissues, drawing nutrients...
Factors Affecting the Risk of Infection01:26

Factors Affecting the Risk of Infection

The hosts' susceptibility to infection depends on several factors. The integrity of the skin and mucous membranes helps protect the body against microbial attacks. When the skin is altered, the chance of infection, limb loss, and even death increases.
The integrity and count of the white blood cells help the body resist pathogens and fight infection. When impaired, it reduces the body's resistance to pathogens. The acidic pH levels of the gastrointestinal, genitourinary tracts, and skin create...
Transduction01:16

Transduction

Among the three main modes of HGT—transformation, conjugation, and transduction—transduction is unique in that it is mediated by bacteriophages, or bacterial viruses.Transduction occurs in two ways. Generalized transduction occurs during the lytic cycle of a bacteriophage infection. In this process, bacteriophages infect bacterial cells, replicate within them, and ultimately cause cell lysis, releasing newly assembled virions. Occasionally, random fragments of the bacterial genome are...
Pharmacogenetics of Drug Targets: β₂-Adrenergic Receptors, Apo E, Thymidylate Synthase01:11

Pharmacogenetics of Drug Targets: β₂-Adrenergic Receptors, Apo E, Thymidylate Synthase

Genetic polymorphisms in drug targets have emerged as critical determinants of interindividual variability in drug response and toxicity. Pharmacogenomic investigations increasingly focus on identifying these variations to personalize and optimize therapeutic interventions. A drug target may be a receptor, enzyme, or signaling protein involved in pharmacologic responses or disease-related pathways. While early pharmacogenetic studies focused primarily on drug metabolism, current research...