@article{fdi:010073111, title = {{P}arallels between experimental and natural evolution of legume symbionts [+ {C}orrigendum no 4641 du 02 nov. 2018]}, author = {{C}lerissi, {C}. and {T}ouchon, {M}. and {C}apela, {D}. and {T}ang, {M}. {X}. and {C}ruveiller, {S}. and {P}arker, {M}. {A}. and {M}oulin, {L}ionel and {M}asson-{B}oivin, {C}. and {R}ocha, {E}. {P}. {C}.}, editor = {}, language = {{ENG}}, abstract = {{T}he emergence of symbiotic interactions has been studied using population genomics in nature and experimental evolution in the laboratory, but the parallels between these processes remain unknown. {H}ere we compare the emergence of rhizobia after the horizontal transfer of a symbiotic plasmid in natural populations of {C}upriavidus taiwanensis, over 10 {MY} ago, with the experimental evolution of symbiotic {R}alstonia solanacearum for a few hundred generations. {I}n spite of major differences in terms of time span, environment, genetic background, and phenotypic achievement, both processes resulted in rapid genetic diversification dominated by purifying selection. {W}e observe no adaptation in the plasmid carrying the genes responsible for the ecological transition. {I}nstead, adaptation was associated with positive selection in a set of genes that led to the co-option of the same quorum-sensing system in both processes. {O}ur results provide evidence for similarities in experimental and natural evolutionary transitions and highlight the potential of comparisons between both processes to understand symbiogenesis.}, keywords = {}, booktitle = {}, journal = {{N}ature {C}ommunications}, volume = {9}, numero = {}, pages = {art. 2264 [13 + corrigendum 4641 du 02 nov. 2018]}, ISSN = {2041-1723}, year = {2018}, DOI = {10.1038/s41467-018-04778-5}, URL = {https://www.documentation.ird.fr/hor/fdi:010073111}, }