[1] Hannover Med Sch, Gastroenterol, Hepatol, Endocrinol, Hannover, Germany
[2] TU Braunschweig, Dept Biotechnol, Inst Biochem Biotechnol & Bioinformat, Braunschweig, Germany
[3] Hannover Med Sch, Dept Visceral & Transplantat Surg, Hannover, Germany
[4] Friedrich Loeffler Inst, Inst Farm Anim Genet, Hannover, Germany
[5] Helmholtz Ctr Infect Res, Dept Expt Immunol, Braunschweig, Germany
[6] Helmholtz Ctr Infect Res, RG Genome Analyt, Braunschweig, Germany