SIV-specific CD8+ T cells express high levels of PD1 and cytokines but have impaired proliferative capacity in acute and chronic SIVmac251 infection. (Blood, 2007)

(untitled) - Petrovas, C; Price, D; Mattapallil, J; Ambrozak, DR; Geldmacher, C; Cecchinato, V; Vaccari, M; Tryniszewska, E; Gostick, E; Roederer, M; Douek, D; Morgan, S; et al.