Moving beyond species: fungal function in house dust provides novel targets for potential indicators of mold growth in homes

Autor: Neeraja Balasubrahmaniam, Jon C. King, Bridget Hegarty, Karen C. Dannemiller
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Microbiome, Vol 12, Iss 1, Pp 1-17 (2024)
Druh dokumentu: article
ISSN: 2049-2618
DOI: 10.1186/s40168-024-01915-9
Popis: Abstract Background Increased risk of asthma and other respiratory diseases is associated with exposures to microbial communities growing in damp and moldy indoor environments. The exact causal mechanisms remain unknown, and occupant health effects have not been consistently associated with any species-based mold measurement methods. We need new quantitative methods to identify homes with potentially harmful fungal growth that are not dependent upon species. The goal of this study was to identify genes consistently associated with fungal growth and associated function under damp conditions for use as potential indicators of mold in homes regardless of fungal species present. A de novo metatranscriptomic analysis was performed using house dust from across the US, incubated at 50%, 85%, or 100% equilibrium relative humidity (ERH) for 1 week. Results Gene expression was a function of moisture (adonis2 p
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