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Updated: Apr 28, 2026

Histological Quantification to Determine Lung Fungal Burden in Experimental Aspergillosis
Published on: March 9, 2018
Animal models of invasive aspergillosis for drug discovery
Caroline Paulussen1, Gaëlle A V Boulet1, Paul Cos1
1Laboratory of Microbiology, Parasitology and Hygiene (LMPH), Faculty of Pharmaceutical, Biomedical and Veterinary Sciences, University of Antwerp, Universiteitsplein 1, B-2610 Antwerp, Belgium.
Abstract:
Although Aspergillus infections pose a growing threat to immunocompromised individuals, the limited range of existing drugs does not allow efficient management of invasive aspergillosis. Moreover, drug resistance is becoming increasingly common. Given that drug discovery relies on high-quality animal studies, careful design of in vivo models for invasive aspergillosis could facilitate the identification of novel antifungals. In this review, we discuss key aspects of animal models for invasive aspergillosis, covering laboratory animal species, immune modulation, inoculation routes, Aspergillus strains, treatment strategies and efficacy assessment, to enable the reader to tailor specific protocols for different types of preclinical antifungal evaluation study.
Insights
Developing better animal models for invasive aspergillosis is crucial for discovering new antifungal drugs to combat drug-resistant infections in immunocompromised patients.
Area of Science:
- Medical Mycology
- Infectious Diseases
- Preclinical Research
Background:
- Invasive aspergillosis is a serious threat to immunocompromised individuals.
- Limited antifungal drug options and increasing drug resistance complicate treatment.
- High-quality animal studies are essential for novel antifungal drug discovery.
Purpose of the Study:
- To review key aspects of designing in vivo models for invasive aspergillosis.
- To guide researchers in tailoring preclinical antifungal evaluation protocols.
- To facilitate the identification of novel antifungal agents.
Main Methods:
- Discussion of critical elements in animal model design for invasive aspergillosis.
- Consideration of species, immune modulation, and inoculation routes.
- Evaluation of Aspergillus strains, treatment strategies, and efficacy assessment.
Main Results:
- Provides a comprehensive overview of factors influencing invasive aspergillosis animal models.
- Highlights the importance of specific protocol design for different preclinical studies.
- Enables informed selection and adaptation of models for antifungal research.
Conclusions:
- Optimized animal models are vital for advancing antifungal drug development.
- Standardized and well-designed models will accelerate the discovery of effective treatments.
- This review serves as a guide for robust preclinical evaluation of antifungal therapies.
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