Costimulatory Effects of an Immunodominant Parasite Antigen Paradoxically Prevent Induction of Optimal CD8 T Cell Protective Immunity. - Eickhoff CS; Zhang X; Vasconcelos JR; Motz RG; Sullivan NL; O'Shea K; Pozzi N; Gohara DW; Blase JR; Di Cera E; Hoft DF (PLoS pathogens, 2016)