Induction and Role of Indoleamine 2,3 Dioxygenase in Mouse Models of Influenza A Virus Infection Huang, Lei ; Li, Lingqian ; Klonowski, Kim D. ; Tompkins, S. Mark ; Tripp, Ralph A. ; Mellor, Andrew L. Abstract Publication: PLoS ONE Pub Date: June 2013 DOI: 10.1371/journal.pone.0066546 Bibcode: 2013PLoSO...866546H