@article{fdi:010040690, title = {{P}opulation genetic structure of two ecologically distinct multimammate rats : the commensal {M}astomys natalensis and the wild {M}astomys erythroleucus in southeastern {S}enegal}, author = {{B}rouat, {C}arine and {L}oiseau, {A}. and {K}ane, {M}amadou and {B}รข, {K}halilou and {D}uplantier, {J}ean-{M}arc}, editor = {}, language = {{ENG}}, abstract = {{U}sing the same set of microsatellite markers, we compared the population genetic structure of two {M}astomys species, one being exclusively commensal in southeastern {S}enegal, and the other being continuously distributed outside villages in this region. {B}oth species were sampled in the same landscape context and at the same spatial scale. {A}ccording to the expectations based on the degree of habitat patchiness (which is higher for commensal populations in this rural area), genetic diversity was lower and genetic differentiation was higher in commensal populations of {M}astomys natalensis than in wild populations of {M}astomys erythroleucus. {C}ontrasting estimates of effective dispersal and current migration rates corroborates previous data on differences in social structure between the two species. {I}solation-by-distance analyses showed that human-mediated dispersal is not a major factor explaining the pattern of genetic differentiation for {M}. natalensis, and that gene flow is high and random between {M}. erythroleucus populations at the spatial scale considered.}, keywords = {commensal habitat ; genetic structure ; habitat patchiness ; {M}astomys ; microsatellite ; rodent}, booktitle = {}, journal = {{M}olecular {E}cology}, volume = {16}, numero = {14}, pages = {2985--2997}, ISSN = {0962-1083}, year = {2007}, DOI = {10.1111/j.1365-294{X}.2007.03353.x}, URL = {https://www.documentation.ird.fr/hor/fdi:010040690}, }