[1] Natl Res Council Canada, Human Hlth Therapeut Res Ctr, Ottawa, ON, Canada
[2] Brock Univ, Dept Biol Sci, St Catharines, ON, Canada
[3] CSIC, Natl Ctr Biotechnol CNB, Dept Microbial Biotechnol, Lab Intracellular Bacterial Pathogens, Madrid, Spain
[4] Tarbiat Modares Univ, Fac Med Sci, Dept Bacteriol, Tehran, Iran