Systemic application of CpG-rich DNA suppresses adaptive T cell immunity via induction of IDO

Gerhard Wingender, Natalio Garbi, Beatrix Schumak, Frank Jüngerkes, Elmar Endl, Dagmar von Bubnoff, Julia Steitz, Jörg Striegler, Gerd Moldenhauer, Thomas Tüting, Antje Heit, Katharina M. Huster, Osamu Takikawa, Shizuo Akira, Dirk H. Busch, Hermann Wagner, Günter J. Hämmerling, Percy A. Knolle, Andreas Limmer^*