@article{fdi:010086079, title = {{T}he versatile roles of type {III} secretion systems in rhizobium-legume symbioses}, author = {{T}eulet, {A}lbin and {C}amuel, {A}. and {P}erret, {X}. and {G}iraud, {E}ric}, editor = {}, language = {{ENG}}, abstract = {{T}o suppress plant immunity and promote the intracellular infection required for fixing nitrogen for the benefit of their legume hosts, many rhizobia use type {III} secretion systems ({T}3{SS}s) that deliver effector proteins ({T}3{E}s) inside host cells. {A}s reported for interactions between pathogens and host plants, the immune system of legume hosts and the cocktail of {T}3{E}s secreted by rhizobia determine the symbiotic outcome. {I}f they remain undetected, {T}3{E}s may reduce plant immunity and thus promote infection of legumes by rhizobia. {I}f one or more of the secreted {T}3{E}s are recognized by the cognate plant receptors, defense responses are triggered and rhizobial infection may abort. {H}owever, some rhizobial {T}3{E}s can also circumvent the need for nodulation ({N}od) factors to trigger nodule formation. {H}ere we review the multifaceted roles played by rhizobial {T}3{E}s during symbiotic interactions with legumes.}, keywords = {{T}3{SS} ; effector ; symbiosis ; rhizobium ; legume ; plant immunity ; nodule}, booktitle = {}, journal = {{A}nnual {R}eview of {M}icrobiology}, volume = {76}, numero = {}, pages = {45--65}, ISSN = {0066-4227}, year = {2022}, DOI = {10.1146/annurev-micro-041020-032624}, URL = {https://www.documentation.ird.fr/hor/fdi:010086079}, }