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Updated: Oct 9, 2026

Microbial Control and Monitoring Strategies for Cleanroom Environments and Cellular Therapies
Published on: March 17, 2023
[The use of micromycetes for cleaning parts of aircraft]
G N Dotsenko1, E P Feofilova, V M Tereshina
1Moscow State Technical University of Civil Aviation, Moscow, 117233 Russia.
Abstract:
The mycelial Fungi Penicillium funiculosum, P. citrinum, P. expansum, P. chrysogenum, Aspergillus ochraceus, A. alliaceus, A. luchaensis, A. flavus, and A. niger were isolated from enrichment cultures. These fungi actively destruct carbon deposits formed during exploitation of aircraft. A biotechnological method for removing fouling from parts of aircraft engines (PAE) was developed. This method is less laborious, more rapid and ecologically clean than contemporary chemical methods. Scanning microscopy was suggested to use for estimating the degree of decarbonization of PAE surfaces.
Insights
Fungi can biologically remove carbon deposits from aircraft engine parts, offering a faster, cleaner alternative to chemical methods. This new biotechnological approach utilizes specific fungal strains for effective decarbonization.
Area of Science:
- Mycology
- Biotechnology
- Materials Science
Context:
- Carbon deposits, or fouling, accumulate on aircraft engine parts during operation.
- Current chemical methods for removing fouling are laborious, slow, and environmentally unfriendly.
- There is a need for more efficient and sustainable methods for aircraft part maintenance.
Purpose:
- To isolate and identify fungal species capable of degrading carbon deposits.
- To develop a biotechnological method for removing fouling from aircraft engine parts (PAE).
- To evaluate the effectiveness and environmental benefits of the fungal-based method compared to chemical treatments.
Summary:
- Several fungal species, including Penicillium and Aspergillus strains, were isolated.
- These fungi demonstrated active degradation of carbon deposits found on aircraft engine parts.
- A novel, less laborious, faster, and ecologically cleaner biotechnological method for PAE decarbonization was developed.
- Scanning electron microscopy (SEM) was proposed as a tool to assess the degree of decarbonization.
Impact:
- This research presents a sustainable and eco-friendly alternative for aircraft engine maintenance.
- The developed biotechnological method offers significant advantages in terms of speed and reduced environmental impact.
- The findings could lead to improved operational efficiency and reduced costs in the aviation industry.
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