[1] Univ Luxembourg, Luxembourg Ctr Syst Biomed, Belval, Luxembourg
[2] Univ Iceland, Ctr Syst Biol, Reykjavik, Iceland
[3] Univ Groningen, Univ Med Ctr Groningen, Dept Med Microbiol, Groningen, Netherlands
[4] Sanford Burnham Med Res Inst, La Jolla, CA USA
[5] Russian Acad Sci, AA Kharkevich Inst Informat Transmiss Problems, Moscow, Russia