... renal cell carcinoma. Clin Cancer Res 2007,13(23):6993-7002.19. Takao M, Okamoto A, Nikaido T, Urashima M, Takakura S, Saito M,Saito M, Okamoto S, Takikawa O, Sasaki H, Yasuda M, Ochiai K, Tan-aka ... Ino K, Yamamoto E, Shibata K, Kajiyama H, Yoshida N, Terauchi M,Nawa A, Nagasaka T, Takikawa O, Kikkawa F: Inverse correlationbetween tumoral indoleamine 2,3-dioxygenase expression and tumor-infiltrating ... IDO-dependent antimicrobial effect against Toxoplasma gondii,Chlamydia psittaci, and group B streptococcal infections ispostulated to be secondary to the degradation of the essential amino acid, L-tryptophan...