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Updated: Jul 25, 2026

Bio-energetics Investigation of Candida albicans Using Real-time Extracellular Flux Analysis
Published on: March 19, 2019
Fungal infections: a growing threat
D M Dixon1, M M McNeil, M L Cohen
1Division of Microbiology and Infectious Diseases, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, MD 20892, USA. dd24a@nih.gov
Abstract:
THE EMERGENCE OF newly identified fungal pathogens and the reemergence of previously uncommon fungal diseases is primarily related to increases in the numbers of susceptible persons: people with HIV infection, bone marrow and organ transplant recipients, cancer patients being treated with chemotherapy, critically ill persons, and very low birth weight ( < or = 1500 g) infants. These immunocompromised populations are at risk for infection not only with opportunistic pathogens (for example, Pneumocystis, Candida, Cryptococcus, Trichosporon, Malassezia, Aspergillus, Penicillium marneffei, and numerous other moulds or yeasts) but also with fungal pathogens that usually infect otherwise healthy persons not previously exposed to endemic fungi (for example, Coccidioides immitis, Histoplasma capsulatum, and Blastomyces dermatitidis) and Sporothrix schenckii. Morbidity, mortality, and health care costs associated with fungal infections are high. Addressing the emergence of fungal diseases will require increased surveillance coupled with the availability of rapid, noninvasive diagnostic tests; monitoring the development of resistance to antifungal agents; and research focused on the understanding, prevention, and control of fungal infections.
Insights
Fungal diseases are emerging due to more immunocompromised individuals, including those with HIV and transplant recipients. Addressing this requires better surveillance, diagnostics, and antifungal resistance monitoring.
Area of Science:
- Medical Mycology
- Infectious Diseases
- Public Health
Background:
- Rising numbers of immunocompromised individuals (e.g., HIV/AIDS, transplant recipients, chemotherapy patients, premature infants) are increasing susceptibility to fungal infections.
- Both opportunistic fungal pathogens (Candida, Aspergillus) and endemic fungi (Coccidioides, Histoplasma) pose risks to these vulnerable populations.
- Fungal infections contribute significantly to morbidity, mortality, and healthcare expenses.
Purpose of the Study:
- To highlight the growing threat of fungal diseases.
- To underscore the need for improved strategies to combat emerging fungal infections.
Main Methods:
- This study is a review and synthesis of current knowledge on fungal disease emergence.
- It analyzes the factors contributing to increased susceptibility in specific patient groups.
- It discusses the implications of these infections on public health and healthcare systems.
Main Results:
- The primary driver for the emergence and reemergence of fungal diseases is the expanding population of immunocompromised individuals.
- Immunocompromised patients are susceptible to a wide spectrum of fungal pathogens, including opportunistic and endemic species.
- High rates of illness, death, and healthcare costs are associated with these infections.
Conclusions:
- Combating the rise in fungal diseases necessitates enhanced surveillance systems.
- Development and implementation of rapid, noninvasive diagnostic tools are crucial.
- Monitoring antifungal resistance and investing in research for prevention and control are essential.
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Fungal Group Zygomycota
Fungal Phylum Microsporidia
Fungal Phylum Ascomycota
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Candidiasis
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