@article{fdi:010057326, title = {{T}ranscription activator-like ({TAL}) effectors targeting {O}s{SWEET} genes enhance virulence on diverse rice ({O}ryza sativa) varieties when expressed individually in a {TAL} effector-deficient strain of {X}anthomonas oryzae}, author = {{V}erdier, {V}al{\'e}rie and {T}riplett, {L}. {R}. and {H}ummel, {A}. {W}. and {C}orral, {R}. and {C}ernadas, {R}. {A}. and {S}chmidt, {C}. {L}. and {B}ogdanove, {A}. {J}. and {L}each, {J}. {E}.}, editor = {}, language = {{ENG}}, abstract = {{G}enomes of the rice ({O}ryza sativa) xylem and mesophyll pathogens {X}anthomonas oryzae pv. oryzae ({X}oo) and pv. oryzicola ({X}oc) encode numerous secreted transcription factors called transcription activator-like ({TAL}) effectors. {I}n a few studied rice varieties, some of these contribute to virulence by activating corresponding host susceptibility genes. {S}ome activate disease resistance genes. {T}he roles of {X}. oryzae {TAL} effectors in diverse rice backgrounds, however, are poorly understood. {X}oo {TAL} effectors that promote infection by activating {SWEET} sucrose transporter genes were expressed in {TAL} effector-deficient {X}. oryzae strain {X}11-5{A}, and assessed in 21 rice varieties. {S}ome were also tested in {X}oc on variety {N}ipponbare. {S}everal {X}oc {TAL} effectors were tested in {X}11-5{A} on four rice varieties. {X}oo {TAL} effectors enhanced {X}11-5{A} virulence on most varieties, but to varying extents depending on the effector and variety. {SWEET} genes were activated in all tested varieties, but increased virulence did not correlate with activation level. {SWEET} activators also enhanced {X}oc virulence on {N}ipponbare. {X}oc {TAL} effectors did not alter {X}11-5{A} virulence. {SWEET}-targeting {TAL} effectors contribute broadly and non-tissue-specifically to virulence in rice, and their function is affected by host differences besides target sequences. {F}urther, the utility of {X}11-5{A} for characterizing individual {TAL} effectors in rice was established.}, keywords = {{O}ryza{SNP} ; {O}s{SWEET} ; transcription activator-like ({TAL}) effectors ; {X}anthomonas oryzae}, booktitle = {}, journal = {{N}ew {P}hytologist}, volume = {196}, numero = {4}, pages = {1197--1207}, ISSN = {0028-646{X}}, year = {2012}, DOI = {10.1111/j.1469-8137.2012.04367.x}, URL = {https://www.documentation.ird.fr/hor/fdi:010057326}, }