@article{fdi:010081096, title = {{P}roteomic analysis reveals how pairing of a {M}ycorrhizal fungus with plant growth-promoting bacteria modulates growth and defense in wheat}, author = {{V}annini, {C}. and {D}omingo, {G}. and {F}iorilli, {V}. and {S}eco, {D}. {G}. and {N}overo, {M}. and {M}arsoni, {M}. and {W}isniewski-{D}ye, {F}. and {B}racale, {M}. and {M}oulin, {L}ionel and {B}onfante, {P}.}, editor = {}, language = {{ENG}}, abstract = {{P}lants rely on their microbiota for improving the nutritional status and environmental stress tolerance. {P}revious studies mainly focused on bipartite interactions (a plant challenged by a single microbe), while plant responses to multiple microbes have received limited attention. {H}ere, we investigated local and systemic changes induced in wheat by two plant growth-promoting bacteria ({PGPB}), {A}zospirillum brasilense and {P}araburkholderia graminis, either alone or together with an arbuscular mycorrhizal fungus ({AMF}). {W}e conducted phenotypic, proteomic, and biochemical analyses to investigate bipartite (wheat-{PGPB}) and tripartite (wheat-{PGPB}-{AMF}) interactions, also upon a leaf pathogen infection. {R}esults revealed that only {AMF} and {A}. brasilense promoted plant growth by activating photosynthesis and {N} assimilation which led to increased glucose and amino acid content. {T}he bioprotective effect of the {PGPB}-{AMF} interactions on infected wheat plants depended on the {PGPB}-{AMF} combinations, which caused specific phenotypic and proteomic responses (elicitation of defense related proteins, immune response and jasmonic acid biosynthesis). {I}n the whole, wheat responses strongly depended on the inoculum composition (single vs. multiple microbes) and the investigated organs (roots vs. leaf). {O}ur findings showed that {AMF} is the best-performing microbe, suggesting its presence as the crucial one for synthetic microbial community development.}, keywords = {{A}zospirillum brasilense ; bi and tripartite interaction ; {F}unneliformis mosseae ; growth and defense response ; {P}araburkholderia graminis ; pathogens ; proteome ; {X}anthomonas translucens}, booktitle = {}, journal = {{P}lant {C}ell and {E}nvironment}, volume = {44}, numero = {6}, pages = {1946--1960}, ISSN = {0140-7791}, year = {2021}, DOI = {10.1111/pce.14039}, URL = {https://www.documentation.ird.fr/hor/fdi:010081096}, }