Completed Infection & Immunity Cells, Biochemistry & Physiology

Molecular mechanisms of fungal cell wall assembly

In plain English

AI plain-English summary

Every year, hundreds of thousands of people with weakened immune systems die from fungal infections that current drugs cannot reliably treat. The problem is that fungi like *Aspergillus fumigatus* and *Candida albicans* are everywhere—we inhale their spores daily. A healthy immune system keeps them in check, but chemotherapy, organ transplants, and HIV leave patients vulnerable to lethal infections. Existing antifungal drugs are not uniformly effective, creating a significant unmet medical need. This project focuses on the enzymes that build the fungal cell wall—the protective outer shell that keeps the fungus alive. By understanding exactly how these enzymes assemble this structure, researchers aim to reveal weak points that new drugs could target. The work is fundamental science: it will not produce a drug directly. Instead, it will provide the molecular blueprint that pharmaceutical companies need to design novel antifungals. If successful, this research could open a new pipeline of treatments for life-threatening fungal infections, addressing a gap that has grown more urgent as drug resistance rises and patient populations expand.

View original technical description
Pathogenic fungi, such as A. fumigatus and C. albicans, are widespread and most of us carry spores of these organisms. Normally our immune system is perfectly capable of suppressing the growth of these organisms. However, under conditions where the immune system is weakened, for instance during chemotheraphy, organ transplants or HIV infection, these microbes are able to establish lethal infections that are not uniformly/well treatable with currently available drugs - there is a significant unmet medical need. This proposal aims to give us an understanding of enzymes that are important for building the cell wall - a structure that protects these microbes from their environment. This work will ultimately lead to the identification of opportunities for the discovery of novel anti-fungal drugs by the pharmaceutical industry.

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Researchers

Daan Van Aalten (Principal Investigator)

Related Research

Grants with similar aims, by meaning.

Chemical and genetic validation of Aspergillus fumigatus cell wall targets
Genetic, structural and chemical validation of Aspergillus fumigatus cell wall targets
Regulation of the biosynthesis of the cell wall skeleton of Candida albicans.
Elucidating the impact of chitin and chitin-like structures on C. neoformans virulence
De-cloaking the cell wall: investigating the molecular mechanism(s) of cell wall remodelling during adaptation to environmental pH in Candida albicans

Original classification

Research Grant

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