is a cosmopolitan arbuscular mycorrhizal fungus, which - as an obligate symbiont- requires being associated to a host plant to accomplish its life cycle. It is characterized by huge white spores, the development of extraradical auxiliary cells, and the lack of intraradical vesicles. Its genome is dominated by transposable elements and is one of the largest fungal genomes so far sequenced. has the peculiar feature to host taxonomically different endobacteria in its cytoplasm. The development of a cured line has allowed us to demonstrate how the endobacteria have a positive impact on the fungal physiology and -with a cascade effect- on the mycorrhizal plant.
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http://dx.doi.org/10.1099/mic.0.001202 | DOI Listing |
Int J Mol Sci
January 2025
All-Russia Research Institute for Agricultural Microbiology, 196608 St. Petersburg, Russia.
It is well known that individual pea ( L.) cultivars differ in their symbiotic responsivity. This trait is typically manifested with an increase in seed weights, due to inoculation with rhizobial bacteria and arbuscular mycorrhizal fungi.
View Article and Find Full Text PDFMicroorganisms
January 2025
College of Biology and Environmental Sciences, Jishou University, Jishou 416000, China.
Arbuscular mycorrhizal fungi (AMF) can preferentially absorb the released ammonium (NH) over nitrate (NO) during litter decomposition. However, the impact of AMF's absorption of NH on litter nitrogen (N) decomposition is still unclear. In this study, we investigated the effects of AMF uptake for NH on litter N metabolic characteristics by enriching NH via AMF suppression and nitrification inhibition in a subtropical forest.
View Article and Find Full Text PDFCell
January 2025
New Cornerstone Science Laboratory, Key Laboratory of Plant Carbon Capture, CAS Center for Excellence in Molecular Plant Sciences, Institute of Plant Physiology and Ecology, SIBS, Chinese Academy of Sciences, Shanghai 200032, China; School of Life Sciences and Technology, Shanghai Tech University, Shanghai 201210, China. Electronic address:
Most land plants form symbioses with microbes to acquire nutrients but also must restrict infection by pathogens. Here, we show that a single pair of lysin-motif-containing receptor-like kinases, MpaLYR and MpaCERK1, mediates both immunity and symbiosis in the liverwort Marchantia paleacea. MpaLYR has a higher affinity for long-chain (CO7) versus short-chain chitin oligomers (CO4).
View Article and Find Full Text PDFFront Plant Sci
January 2025
Department of General and Applied Botany, Institute of Biology, Leipzig University, Leipzig, Germany.
Climate change is expected to lead to an increase in precipitation and flooding. Consequently, plants that are adapted to dry conditions have to adjust to frequent flooding periods. In this study, we investigate the flooding response of , a Mediterranean plant adapted to warm and dry conditions.
View Article and Find Full Text PDFJ Environ Manage
January 2025
College of Agriculture, Nanjing Agricultural University, Nanjing, 210095, China; Jiangsu Key Laboratory for Information Agriculture, Nanjing Agricultural University, Nanjing, 210095, China; Jiangsu Collaborative Innovation Center for Modern Crop Production, Nanjing Agricultural University, Nanjing, 210095, China. Electronic address:
Communities of arbuscular mycorrhizal fungi (AMF) in soil are influenced by various agricultural managements, which in turn affects crop productivity. However, the impacts of straw returning on AMF communities are sparsely understood. Here, a 7-year field experiment including three sets of straw managements - returning methods (CK: no-tillage without straw; RT-SR: rotary tillage with straw; DB-SR: ditch-buried tillage with straw), burial amount, burial depth - were applied to evaluate the influences of straw managements on AMF composition.
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