Kynurenine and Tryptophan Levels in Patients with Schizophrenia and Elevated Antigliadin Immunoglobulin G Antibodies

Olaoluwa Okusaga, Dietmar Fuchs, Gloria Reeves, Ina Giegling, Annette M. Hartmann, Bettina Konte, Marion Friedl, Maureen Groer, Thomas B. Cook, Kelly A. Stearns-Yoder, Janardan P. Pandey, Deanna L. Kelly, Andrew J. Hoisington, Christopher A. Lowry, William W. Eaton, Lisa A. Brenner, Dan Rujescu, Teodor T. Postolache