BiomicsLévi-Meyrueis C. et al. Repressor activity of the RpoS/σS-dependent RNA polymerase requires DNA binding Nucleic Acids Res. 2015 43(3):1456-68 doi: 2015 Common Cell Shape Evolution of Two Nasopharyngeal PathogensToutes les publicationsEpistasis and allele specificity in the emergence of a stable polymorphism in Escherichia coli