Architectural immunity: Ants alter their nest networks to prevent epidemics.

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Názov: Architectural immunity: Ants alter their nest networks to prevent epidemics.
Autori: Leckie L; School of Biological Sciences, University of Bristol, Bristol, UK.; Department of Informatics, Luddy School of Informatics, Computing, and Engineering, Indiana University Bloomington, Bloomington, IN, USA.; Cognitive Science Program, Indiana University Bloomington, Bloomington, IN, USA., Andon MS; School of Biological Sciences, University of Bristol, Bristol, UK., Bruce K; School of Biological Sciences, University of Bristol, Bristol, UK., Stroeymeyt N; School of Biological Sciences, University of Bristol, Bristol, UK.
Zdroj: Science (New York, N.Y.) [Science] 2025 Oct 16; Vol. 390 (6770), pp. 266-271. Date of Electronic Publication: 2025 Oct 16.
Spôsob vydávania: Journal Article
Jazyk: English
Informácie o časopise: Publisher: American Association for the Advancement of Science Country of Publication: United States NLM ID: 0404511 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1095-9203 (Electronic) Linking ISSN: 00368075 NLM ISO Abbreviation: Science Subsets: MEDLINE
Imprint Name(s): Publication: : Washington, DC : American Association for the Advancement of Science
Original Publication: New York, N.Y. : [s.n.] 1880-
Výrazy zo slovníka MeSH: Ants*/physiology , Ants*/immunology , Ants*/microbiology , Nesting Behavior*, Animals ; Social Behavior
Abstrakt: In animal groups, spatial structure shapes social interaction patterns, thereby influencing the transmission of infectious diseases. Active modifications to the spatial environment could therefore be a potent tool to mitigate epidemic risk. We tested whether Lasius niger ants modify their nest architecture in response to pathogens by introducing control- or pathogen-treated individuals into nest-digging groups and monitoring three-dimensional nest morphogenesis. Pathogen exposure led to architectural changes, including faster nest growth, increased interentrance distance, transmission-inhibitory changes in nest network topology, and reduced chamber centrality. Simulations confirmed that these changes reduced transmission and highlighted a synergy between architectural and behavioral responses to disease. These results provide evidence for architectural immunity in a social animal and offer insights into how spatial organization can be leveraged to decrease epidemic susceptibility.
Entry Date(s): Date Created: 20251016 Date Completed: 20251016 Latest Revision: 20251114
Update Code: 20251115
DOI: 10.1126/science.ads5930
PMID: 41100621
Databáza: MEDLINE
Popis
Abstrakt:In animal groups, spatial structure shapes social interaction patterns, thereby influencing the transmission of infectious diseases. Active modifications to the spatial environment could therefore be a potent tool to mitigate epidemic risk. We tested whether Lasius niger ants modify their nest architecture in response to pathogens by introducing control- or pathogen-treated individuals into nest-digging groups and monitoring three-dimensional nest morphogenesis. Pathogen exposure led to architectural changes, including faster nest growth, increased interentrance distance, transmission-inhibitory changes in nest network topology, and reduced chamber centrality. Simulations confirmed that these changes reduced transmission and highlighted a synergy between architectural and behavioral responses to disease. These results provide evidence for architectural immunity in a social animal and offer insights into how spatial organization can be leveraged to decrease epidemic susceptibility.
ISSN:1095-9203
DOI:10.1126/science.ads5930