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Urban Gut Microbiome: Unravelling the microbial contribution to wildlife adaptation to urban environments (UGMi)

Project description

Gut microbes and moths are heroes of urban survival

Urbanisation is threatening wildlife because it creates harsh new environments that force animals, including many bird species, to adapt rapidly. Studies on vertebrates highlight the importance of gut microorganisms in this respect; however, the impact of invertebrate gut bacteria on adaptation to urban conditions remains poorly understood. Supported by the Marie Skłodowska-Curie Actions programme, the UGMi project aims to use a metagenomic approach and reciprocal gut microorganism transfer in germ-free larvae to examine the impact of bacterial diversity on host gene regulation and survival. Specifically, it will shed light on how urban gut microbes drive adaptation in the moth Xestia xanthographa.

Objective

Urbanization imposes novel environmental stressors that can drive rapid evolutionary responses in wildlife. While vertebrate studies suggest that host-associated microbiomes play a critical role in adaptation to urban environments, their functional contributions in invertebrate hosts remain poorly understood. This project, The Urban Gut Microbiome (TUGM), investigates how gut microbiomes contribute to adaptation in urban settings using the moth Xestia xanthographa as a model system. By integrating microbial ecology, evolutionary biology, genomics, and microbiology, TUGM will (i) assess how urbanization shapes gut microbiome diversity and function, (ii) evaluate whether gut microbiome drive phenotypic plasticity and gene expression via reciprocal microbiome transplants in germ-free larvae, and (iii) assess microbial contribution to host phenotypes through isolate reinoculation assays under simulated urban scenarios. Through a combination of field sampling, metagenomics, transcriptomics, and manipulative experiments, this project aims to provide mechanistic insights into the role of gut microbes in mediating host adaptation to urban environments. TUGM thus advances beyond descriptive studies, offering a novel, interdisciplinary framework to explore the ecological and evolutionary dynamics of host–microbiome interactions in a rapidly urbanizing world.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-TMA-MSCA-PF-EF - HORIZON TMA MSCA Postdoctoral Fellowships - European Fellowships

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Call for proposal

(opens in new window) HORIZON-MSCA-2025-PF

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Coordinator

HELSINGIN YLIOPISTO
Net EU contribution
€ 226 276,80
Address
FABIANINKATU 33
00014 Helsinki
Finland
Region
Manner-Suomi Helsinki-Uusimaa Helsinki-Uusimaa
Activity type
Higher or Secondary Education Establishments
Links
Total cost
No data