Collaborative Research Center 633
Andrew MacPherson (Bern, Switzerland) A continuum between innate and adaptive immunity in host microbial mutualism
Uta E. Höpken (Berlin, Germany) Functional significance of the homeostatic chemokine receptor CCR7 in mucosal lymphocyte recirculation and tissue integrity

Britta Siegmund (Berlin, Germany) Mesenteric fat tissue – regulatory function in intestinal inflammation
