Microbiol Rev 1987,51(4):509–518.PubMed 35. de Lorenzo V, Wee S, Herrero M, Neilands JB: Operator sequences of the aerobactin operon of plasmid ColV-K30 binding the ferric uptake regulation (fur) repressor. J Bacteriol 1987,169(6):2624–2630.PubMed 36. Bister BBD, Nicholson GJ, Valdebenito M, Schneider K, Winkelmann G, Hantke K, Süssmuth RD: The structure of salmochelins: C-glucosylated enterobactins of Salmonella enterica. Biometals 2004,17(4):471–481.PubMedCrossRef
37. Moss JE, Cardozo TJ, Zychlinsky A, Groisman EA: The selC-associated SHI-2 pathogenicity island of Shigella flexneri. Mol Microbiol 1999,33(1):74–83.PubMedCrossRef 38. Johnson TJ, Johnson SJ, Nolan LK: Complete DNA sequence of a ColBM plasmid from avian pathogenic Escherichia coli suggests
that it evolved from closely MK-1775 order related ColV virulence plasmids. J Bacteriol 2006,188(16):5975–5983.PubMedCrossRef 39. Rodriguez-Siek KE, Giddings CW, Doetkott C, Johnson TJ, Fakhr MK, Nolan LK: Comparison ACP-196 of Escherichia coli isolates implicated in human urinary tract infection and avian colibacillosis. Microbiology 2005,151(Pt 6):2097–2110.PubMedCrossRef 40. Skyberg JA, Johnson TJ, Nolan LK: Mutational and transcriptional analyses of an avian pathogenic Escherichia coli ColV plasmid. BMC Microbiol 2008, 8:24.PubMedCrossRef 41. Bidet P, Metais A, Mahjoub-Messai F, Durand L, Dehem M, Aujard Y, Bingen E, Nassif X, Bonacorsi S: Detection and identification by PCR of a highly virulent phylogenetic subgroup among extraintestinal pathogenic Escherichia coli B2 Strains. Appl Environ Microbiol 2007,73(7):2373–2377.PubMedCrossRef 42. Plainvert C, Bidet P, Peigne C, Barbe V, Medigue C, Denamur E, Bingen E, Bonacorsi S: A new O-antigen gene cluster has a key role in the virulence of the Escherichia coli meningitis clone O45:K1:H7. J Bacteriol 2007,189(23):8528–8536.PubMedCrossRef
43. Negre VL, Bonacorsi S, Schubert S, Bidet P, Nassif X, Bingen E: The siderophore receptor IroN, but not the high-pathogenicity 5FU island or the hemin receptor ChuA, contributes to the bacteremic step of Escherichia coli neonatal meningitis. Infect Immun 2004,72(2):1216–1220.PubMedCrossRef 44. Vandesompele J, De Preter K, Pattyn F, Poppe B, Van Roy N, De Paepe A, Speleman F: Accurate normalization of real-time quantitative RT-PCR data by geometric averaging of multiple internal control genes. Genome Biol 2002,3(7):Research0034.PubMedCrossRef 45. Le Gall T, Darlu P, Escobar-Paramo P, Picard B, Denamur E: Selection-driven transcriptome polymorphism in Escherichia coli/Shigella species. Genome Res 2005,15(2):260–268.PubMedCrossRef 46. Rozen S, Skaletsky H: Primer3 on the WWW for general users and for biologist programmers. In Bioinformatics Methods and Protocols: Methods in Molecular Biology. Edited by: Krawetz S, Misener S. Selleck MS 275 Humana Press, Totowa, NJ; 2000:365–386. 47. Schmittgen TD, Livak KJ: Analyzing real-time PCR data by the comparative C(T) method. Nat Protoc 2008,3(6):1101–1108.PubMedCrossRef 48.