This work was supported by a grant from the University of Zurich (Forschungskredit). References 1. Hogan RJ, Mathews Defactinib datasheet SA, Mukhopadhyay S, Summersgill JT, Timms P: Chlamydial persistence: beyond the biphasic paradigm. Infect Immun 2004, 72:1843–1855.PubMedCrossRef 2. Beatty WL, Morrison RP, Byrne GI: Persistent chlamydiae: from cell culture to a paradigm for chlamydial pathogenesis. Microbiol Rev 1993, 58:686–699. 3. Beatty WL, Byrne GI, Morrison RP: Morphologic and antigenic characterization of interferon gamma-mediated persistent Chlamydia trachomatis infection in vitro . Proc Natl Acad Sci USA 2003, 90:3998–4002.CrossRef 4. Taylor DJ: Chlamydiae. In Diseases of Swine. 8th edition.
Edited by: Straw BE, Allaire SD, Mengeling WL, Taylor DJ. Iowa State University Press, Ames, Iowa; 1999:619–624. 5. Nietfeld JC, Leslie-Steen P, Zeman DH, Nelson D: Prevalence of intestinal chlamydial infection in pigs in the midwest, as determined by immunoperoxidase
staining. Am J Vet Res 1997, 58:260–264.PubMed 6. Szeredi L, Schiller I, Sydler T, Guscetti F, Heinen E, Corboz L, Eggenberger E, Jones GE, Pospischil A: Intestinal Chlamydia in finishing pigs. Vet Pathol 1996, 33:369–374.PubMedCrossRef 7. Pospischil A, Wood RL: Intestinal Chlamydia in pigs. Vet Pathol 1987, 24:568–570.PubMed 8. Pensaert MB, Debouck P: A new coronavirus-like particle associated with diarrhea in swine. Arch Virol 1978, 58:243–247.PubMedCrossRef 9. Hofmann click here M, Wyler R: Propagation of the virus of porcine epidemic
diarrhea in cell culture. J Clin Microbiol 1988, 26:2235–2239.PubMed 10. Duarte M, Tobler K, Bridgen A, Rasschaert D, Ackermann PP2 M, Laude H: Sequence analysis of the porcine epidemic diarrhea virus genome between the nucleocapsid and spike protein genes reveals a polymorphic ORF. Virology 1994, 198:466–476.PubMedCrossRef 11. Tobler K, Ackermann M: PEDV leader sequence and junction sites. In Corona and related viruses. Edited by: Talbot PJ, Levy GA. Plenum Press, New York; 1994:541–542. 12. Stuedli A, Grest P, Schiller I, Pospischil A: Mixed infections in vitro with different selleckchem Chlamydiaceae strains and a cell culture adapted porcine epidemic diarrhea virus. Vet Microbiol 2005, 106:209–223.PubMedCrossRef 13. Matsumoto A, Manire GP: Electron microscopic observations on the effects of penicillin on the morphology of Chlamydia psittaci . J Bacteriol 1970, 101:278–285.PubMed 14. Byrne GI, Ouellette SP, Wang Z, Rao JP, Lu L, Beatty WL, Hudson AP: Chlamydia pneumoniae expresses genes required for DNA replication but not cytokinesis during persistent infection of HEp-2 cells. Infect Immun 2001, 69:5423–9.PubMedCrossRef 15. Deka S, Vanover J, Dessus-Babus S, Whittimore J, Howett MK, Wyrick PB, Schoborg RV: Chlamydia trachomatis enters a viable but non-cultivable (persistent) state within herpes simplex virus type 2 (HSV-2) co-infected host cells. Cell Microbiol 2006, 8:149–162.PubMedCrossRef 16.