CrossRefPubMed 25. Christie PJ, Cascales E: Structural and dynamic properties of bacterial type IV secretion systems (review). Mol Membr Biol 2005,22(1–2):51–61.CrossRefPubMed 26. Hubber AM, Sullivan JT, Ronson CW: Symbiosis-induced cascade regulation of the Mesorhizobium loti R7A VirB/D4 type IV secretion system. Mol Plant Microbe Interact

2007,20(3):255–261.CrossRefPubMed 27. Saier MH Jr: Protein secretion and membrane insertion systems in gram-negative bacteria. J Membr Biol 2006,214(2):75–90.CrossRefPubMed buy Luminespib 28. Jacob-Dubuisson F, Fernandez R, Coutte L: Protein secretion through autotransporter and two-partner pathways. Biochimica et Biophysica Acta 2004,1694(1–3):235–257.PubMed 29. Dautin N, Bernstein HD: Protein secretion in gram-negative bacteria via the autotransporter pathway. Annual Review of Microbiology 2007, 61:89–112.CrossRefPubMed 30. Bernstein HD: Are bacterial ‘autotransporters’ www.selleckchem.com/products/Acadesine.html really transporters? Trends in Microbiology 2007,15(10):441–447.CrossRefPubMed 31. Henderson IR, Navarro-Garcia F, Desvaux M, Fernandez RC, Ala’Aldeen D: Type V protein secretion pathway: the autotransporter story. Microbiol Mol Biol Rev 2004,68(4):692–744.CrossRefPubMed

32. Bingle LE, Bailey CM, Pallen MJ: Type VI secretion: a beginner’s guide. Curr Opin Microbiol 2008,11(1):3–8.CrossRefPubMed 33. Shrivastava S, Mande SS: Identification and functional characterization of gene components of Type VI secretion Selleckchem SNS-032 system in bacterial genomes. PLoS ONE 2008,3(8):e2955.CrossRefPubMed 34. Cascales E: The type VI secretion toolkit. EMBO reports 2008,9(8):735–741.CrossRefPubMed Roflumilast 35. Filloux A, Hachani A, Bleves S: The bacterial type VI secretion machine: yet another player for protein transport across

membranes. Microbiology 2008,154(Pt 6):1570–1583.CrossRefPubMed 36. Liu H, Coulthurst SJ, Pritchard L, Hedley PE, Ravensdale M, Humphris S, Burr T, Takle G, Brurberg MB, Birch PR, et al.: Quorum sensing coordinates brute force and stealth modes of infection in the plant pathogen Pectobacterium atrosepticum. PLoS pathogens 2008,4(6):e1000093.CrossRefPubMed 37. Wu HY, Chung PC, Shih HW, Wen SR, Lai EM: Secretome analysis uncovers an Hcp-family protein secreted via a type VI secretion system in Agrobacterium tumefaciens. J Bacteriol 2008,190(8):2841–2850.CrossRefPubMed 38. Pukatzki S, Ma AT, Revel AT, Sturtevant D, Mekalanos JJ: Type VI secretion system translocates a phage tail spike-like protein into target cells where it cross-links actin. Proc Natl Acad Sci USA 2007,104(39):15508–15513.CrossRefPubMed 39. Abdallah AM, Gey van Pittius NC, Champion PA, Cox J, Luirink J, Vandenbroucke-Grauls CM, Appelmelk BJ, Bitter W: Type VII secretion–mycobacteria show the way. Nat Rev Microbiol 2007,5(11):883–891.CrossRefPubMed Competing interests The authors declare that they have no competing interests.