Structure-function relationship of zwitterionic cell wall polymer dependent immune modulatory mechanisms C. Weidenmaier* 1 , S. Wanner 1 , M. Rautenberg 1 , S. Baur 1 , L. Kull 1 1 Universität Tübingen, IMIT, Tübingen, Deutschland Recent advances on the field of glycobiology led to discovery of novel mechanisms by which bacterial cell wall glycopolymers can directly modulate the host immune response (1) .