Newly identified helper bacteria stimulate ectomycorrhizal formation in Populus

JL Labbé, DJ Weston, N Dunkirk, DA Pelletier… - Frontiers in Plant …, 2014 - frontiersin.org
Mycorrhiza helper bacteria (MHB) are known to increase host root colonization by
mycorrhizal fungi but the molecular mechanisms and potential tripartite interactions are …

The mycorrhiza helper Pseudomonas fluorescens BBc6R8 has a specific priming effect on the growth, morphology and gene expression of the ectomycorrhizal fungus …

A Deveau, B Palin, C Delaruelle, M Peter… - New …, 2007 - Wiley Online Library
The mycorrhiza helper Pseudomonas fluorescens BBc6R8 promotes the presymbiotic
survival and growth of the ectomycorrhizal fungus Laccaria bicolor S238N in the soil.• An in …

Mycorrhization helper bacteria: a case of specificity for altering ectomycorrhiza architecture but not ectomycorrhiza formation

TJ Aspray, P Frey-Klett, JE Jones, JM Whipps… - Mycorrhiza, 2006 - Springer
Mycorrhization helper bacteria (MHB), isolated from phylogenetically distinct
ectomycorrhizal symbioses involving Lactarius rufus, Laccaria bicolor or Suillus luteus, were …

Pseudomonas fluorescens increases mycorrhization and modulates expression of antifungal defense response genes in roots of aspen seedlings

S Shinde, S Zerbs, FR Collart, JR Cumming, P Noirot… - BMC Plant …, 2019 - Springer
Background Plants, fungi, and bacteria form complex, mutually-beneficial communities
within the soil environment. In return for photosynthetically derived sugars in the form of …

Dynamics of aspen roots colonization by pseudomonads reveals strain-specific and mycorrhizal-specific patterns of biofilm formation

MF Noirot-Gros, S Shinde, PE Larsen, S Zerbs… - Frontiers in …, 2018 - frontiersin.org
Rhizosphere-associated Pseudomonas fluorescens are known plant growth promoting
(PGP) and mycorrhizal helper bacteria (MHB) of many plants and ectomycorrhizal fungi. We …

Positive interactions between mycorrhizal fungi and bacteria are widespread and benefit plant growth

L Berrios, J Yeam, L Holm, W Robinson, PT Pellitier… - Current Biology, 2023 - cell.com
Summary Bacteria, ectomycorrhizal (EcM) fungi, and land plants have been coevolving for
nearly 200 million years, and their interactions presumably contribute to the function of …

Mycorrhizal fungi alter root exudation to cultivate a beneficial microbiome for plant growth

Y Xu, Z Chen, X Li, J Tan, F Liu, J Wu - Functional Ecology, 2023 - Wiley Online Library
Arbuscular mycorrhizal (AM) fungi traditionally form symbioses with most plant species.
Although AM fungi have critical effects on microbial communities, the pathways showing …

Pseudomonas fluorescens C7R12 type III secretion system impacts mycorrhization of Medicago truncatula and associated microbial communities

A Viollet, B Pivato, C Mougel, JC Cleyet-Marel… - Mycorrhiza, 2017 - Springer
Type three secretion systems (T3SSs) mediate cell-to-cell interactions between Gram-
negative bacteria and eukaryotes. We hypothesized that fluorescent pseudomonads …

Isolation and characterization of a mycorrhiza helper bacterium from rhizosphere soils of poplar stands

L Zhao, XQ Wu, JR Ye, H Li, GE Li - Biology and fertility of soils, 2014 - Springer
If mycorrhizal formation could be enhanced by co-inoculation with mycorrhiza helper
bacteria (MHB) which promote rapid root colonization by specific ectomycorrhizal fungi, this …

Detection and quantification of a mycorrhization helper bacterium and a mycorrhizal fungus in plant-soil microcosms at different levels of complexity

F Kurth, K Zeitler, L Feldhahn, TR Neu, T Weber… - BMC microbiology, 2013 - Springer
Background Host plant roots, mycorrhizal mycelium and microbes are important and
potentially interacting factors shaping the performance of mycorrhization helper bacteria …