Compartments of roots and mature leaves are key hubs in the connectivity of tea-plant mycobiomes and are influenced by environmental factors and host age DOI Creative Commons
Taiqiang Li, Debao Li, Xianggui Chen

и другие.

The Science of The Total Environment, Год журнала: 2023, Номер 893, С. 164827 - 164827

Опубликована: Июнь 15, 2023

Understanding the tripartite consortium of crop, mycobiome, and environment is necessary to advance smart farming. Owing their life cycle hundreds years, tea plants are excellent models for studying these entwined relationships; however, observations on this globally important cash crop with numerous health benefits still rudimentary. Here, fungal taxa along soil-tea plant continuum in gardens different ages famous high-quality tea-growing regions China were characterized using DNA metabarcoding. Using machine learning, we dissected spatiotemporal distribution, co-occurrence patterns, assembly, associations compartments tea-plant mycobiomes, further explored how potential interactions driven by environmental factors tree age, they influenced market prices tea. The results revealed that Compartment niche differentiation was key driving force behind variation mycobiome. mycobiome roots had highest specific proportion convergence almost did not overlap soil. enrichment ratio developing leaves root increased increasing while mature showed value Laobanzhang (LBZ) garden top displayed strongest depletion effect association continuum. balance between determinism stochasticity assembly process co-driven compartment niches variation. Fungal guild analysis altitude indirectly affected mediating abundance pathogen. relative importance pathogen ectomycorrhizae could be used assess age Biomarkers mainly distributed soil compartments, Clavulinopsis miyabeana, Mortierella longata, Saitozyma sp. may affect dynamics mycobiomes ecosystem services. Soil properties (mainly total potassium) via positively influencing leaves. In contrast, climate directly significantly drove composition Moreover, negative correlations network regulated which structural equation model complexity as hub. These findings indicate signatures play pivotal roles adaptive evolution disease control can help develop better agricultural practices focus both financial profits, provide a new strategy assessing quality grade age.

Язык: Английский

The role of animal hosts in shaping gut microbiome variation DOI Creative Commons
Elisa Maritan, Andrea Quagliariello, Enric Frago

и другие.

Philosophical Transactions of the Royal Society B Biological Sciences, Год журнала: 2024, Номер 379(1901)

Опубликована: Март 18, 2024

Millions of years co-evolution between animals and their associated microbial communities have shaped diversified the nature relationship. Studies continue to reveal new layers complexity in host–microbe interactions, fate which depends on a variety different factors, ranging from neutral processes environmental factors local dynamics. Research is increasingly integrating ecosystem-based approaches, metagenomics mathematical modelling disentangle individual contribution ecological microbiome evolution. Within this framework, host are known be among dominant drivers composition animal species. However, extent they shape assembly evolution remains unclear. In review, we summarize our understanding how drive these dynamics conserved vary across taxa. We conclude by outlining key avenues for research highlight need implementation modifications existing theory fully capture host-associated microbiomes. This article part theme issue ‘Sculpting microbiome: determine respond colonization’.

Язык: Английский

Процитировано

20
The role of Drosophila microbiota in gut homeostasis and immunity DOI Creative Commons

Ghada Tafesh‐Edwards,

Ioannis Eleftherianos

Gut Microbes, Год журнала: 2023, Номер 15(1)

Опубликована: Май 2, 2023

The gut epithelia of virtually all animals harbor complex microbial communities that play an important role in maintaining immune and cellular homeostasis. Gut microbiota have evolutionarily adapted to the host environment, serving as key regulators intestinal stem cells promote a healthy barrier modulate epithelial self-renewal. Disruption these populations has been associated with inflammatory disorders or cancerous lesions intestine. However, molecular mechanisms controlling gut-microbe interactions are only partially understood due high diversity biologically dynamic nature microorganisms. This article reviews current knowledge on Drosophila its signaling pathways crucial for induction distinct homeostatic responses. Thanks genetic tractability cultivable simple microbiota, this association model offers new efficient tools investigating crosstalk between while providing framework better understanding ecological evolutionary roles microbiome.

Язык: Английский

Процитировано

26
Host-imposed control mechanisms in legume–rhizobia symbiosis DOI
Stephanie S. Porter, Simon Dupin, R. Ford Denison

и другие.

Nature Microbiology, Год журнала: 2024, Номер 9(8), С. 1929 - 1939

Опубликована: Авг. 2, 2024

Язык: Английский

Процитировано

10
Comparative transcriptomics revealed parallel evolution and innovation of photosymbiosis molecular mechanisms in a marine bivalve DOI Creative Commons
Ruiqi Li, Daniel Zarate, Viridiana Avila‐Magaña

и другие.

Proceedings of the Royal Society B Biological Sciences, Год журнала: 2024, Номер 291(2023)

Опубликована: Май 1, 2024

Photosymbioses between heterotrophic hosts and autotrophic symbionts are evolutionarily prevalent ecologically significant. However, the molecular mechanisms behind such symbioses remain less elucidated, which hinders our understanding of their origin adaptive evolution. This study compared gene expression patterns in a photosymbiotic bivalve (

Язык: Английский

Процитировано

9
Ecological drift during colonization drives within-host and between-host heterogeneity in an animal-associated symbiont DOI Creative Commons
Jason Chen,

Zeeyong Kwong,

Nicole M. Gerardo

и другие.

PLoS Biology, Год журнала: 2024, Номер 22(4), С. e3002304 - e3002304

Опубликована: Апрель 25, 2024

Specialized host–microbe symbioses canonically show greater diversity than expected from simple models, both at the population level and within individual hosts. To understand how this heterogeneity arises, we utilize squash bug, Anasa tristis , its bacterial symbionts in genus Caballeronia . We modulate symbiont bottleneck size inoculum composition during colonization to demonstrate significance of ecological drift, noisy fluctuations community due demographic stochasticity. Consistent with predictions neutral theory biodiversity, found that drift alone can account for between hosts, even when 2 strains are nearly genetically identical. When acting on competing strains, maintain genetic among different hosts by stochastically determining dominant strain each host. Finally, mediates isogenic populations a single host, along consistent gradient running anterior-posterior axis symbiotic organ. Our results structure across scales does not necessarily require host-mediated selection, as it emerge result unrelated competitors. findings illuminate processes might affect transmission, coinfection, nature, which drive evolution microbe–microbe interactions host-associated microbiomes.

Язык: Английский

Процитировано

7
Halotolerant Bacillus sp. strain RA coordinates myo‐inositol metabolism to confer salt tolerance to tomato DOI
Fenghui Wu, Zengting Chen, Xiaotong Xu

и другие.

Journal of Integrative Plant Biology, Год журнала: 2024, Номер 66(9), С. 1871 - 1885

Опубликована: Июль 5, 2024

Soil salinity is a worldwide problem threatening crop yields. Some plant growth-promoting rhizobacteria (PGPR) could survive in high salt environment and assist adaptation to stress. Nevertheless, the genomic metabolic features, as well regulatory mechanisms promoting tolerance plants by these bacteria remain largely unknown. In current work, novel halotolerant PGPR strain, namely, Bacillus sp. strain RA can enhance tomato Comparative analysis of with its closely related species indicated level evolutionary plasticity exhibited strain-specific genes constraints driven purifying selection, which facilitated salt-affected soils. The transcriptome further showed that tolerate stress balancing energy metabolism via reprogramming biosynthetic pathways. Plants exude plethora metabolites strongly influence fitness. accumulation myo-inositol leaves under was observed, leading promotion growth triggered RA. Importantly, serves selective force assembly phyllosphere microbiome recruitment plant-beneficial species. It promotes destabilizing properties bacterial co-occurrence networks, but not fungal networks. Furthermore, interdomain interactions between fungi were strengthened response This work highlights genetic soils ability impact microorganisms through adjustment metabolites, thereby imparting enduring resistance against tomato.

Язык: Английский

Процитировано

6
Symbiosis: the other cells in development DOI Creative Commons
Tyler J. Carrier, Thomas C. G. Bosch

Development, Год журнала: 2022, Номер 149(13)

Опубликована: Июль 1, 2022

ABSTRACT Animal development is an inherently complex process that regulated by highly conserved genomic networks, and the resulting phenotype may remain plastic in response to environmental signals. Despite having been studied a more natural setting for past few decades, this framework often precludes role of microbial prokaryotes these processes. Here, we address how symbioses impact animal from onset gametogenesis through adulthood. We then provide first assessment which developmental processes or not be influenced and, doing so, holistic view budding discipline symbiosis.

Язык: Английский

Процитировано

27
The evolutionary ecology of rhizobia: multiple facets of competition before, during, and after symbiosis with legumes DOI Creative Commons
Liana T. Burghardt, George C. diCenzo

Current Opinion in Microbiology, Год журнала: 2023, Номер 72, С. 102281 - 102281

Опубликована: Фев. 26, 2023

Язык: Английский

Процитировано

16
“Failure To Launch”: Development of a Reproductive Organ Linked to Symbiotic Bacteria DOI Creative Commons
Sarah J. McAnulty, Allison H. Kerwin, Eric J. Koch

и другие.

mBio, Год журнала: 2023, Номер 14(1)

Опубликована: Янв. 19, 2023

Developmental processes in animals are influenced by colonization and/or signaling from microbial symbionts. Here, we show that bacteria the environment linked to development of a symbiotic organ houses bacterial consortium female Hawaiian bobtail squid, Euprymna scolopes. In addition well-characterized light association with bioluminescent bacterium Vibrio fischeri, E. scolopes house simple community reproductive organ, accessory nidamental gland (ANG). order understand influences on ANG development, squid were raised laboratory under conditions where exposure environmental microorganisms was experimentally manipulated. Under hosts exposed depleted bacteria, ANGs completely absent or stunted, result independent presence symbiont V. fischeri. When substrate host's natural containing native microbiota, normal observed, and communities similar wild-caught animals. Analysis substrates laboratory-raised suggests certain groups, namely, Verrucomicrobia, development. The composition also Squid supplemented specific strain, Leisingera sp. JC1, had high proportions this strain ANG, suggesting once is initiated, strains can be introduced subsequently colonize organ. Overall, these data suggest required for IMPORTANCE Microbiota have profound effects animal plant Hosts axenically without symbionts often suffer negative outcomes resulting developmental defects reduced function. Using defined experimental conditions, demonstrate formation female-specific Although nascent tissues involved recruitment formed initially, mature failed develop severely sexually not microbiota environment. This first example complete relying an host. study broadens use as model organism studying influence beneficial

Язык: Английский

Процитировано

14
Extracellular symbiont colonizes insect during embryo development DOI Creative Commons
Miguel Ángel González Porras, Inès Pons, Marleny García-Lozano

и другие.

ISME Communications, Год журнала: 2024, Номер 4(1)

Опубликована: Янв. 1, 2024

Abstract Insects typically acquire their beneficial microbes early in development. Endosymbionts housed intracellularly are commonly integrated during oogenesis or embryogenesis, whereas extracellular only known to be acquired after hatching by immature instars such as larvae nymphs. Here, however, we report on an symbiont that colonizes its host embryo Tortoise beetles (Chrysomelidae: Cassidinae) digestive bacterial Stammera extracellularly within foregut symbiotic organs and ovary-associated glands ensure vertical transmission. We outline the initial stages of colonization observe although develop 3 days prior larval emergence, they remain empty until final 24 h Infection occurs timeframe hatching. By experimentally manipulating availability embryos egg, describe a 12-h developmental window governing Stammera. Symbiotic form normally aposymbiotic larvae, demonstrating these Stammera-bearing structures autonomously. In adults, already colonized following metamorphosis stable population facilitate folivory. The glands, initially lack Symbiont abundance subsequently increases transmission organs, thereby ensuring sufficient titers at onset oviposition ~29 metamorphosis. Collectively, our findings reveal precedes where proliferation is eventually decoupled adult match nutritional reproductive requirements host.

Язык: Английский

Процитировано

4