IL-15 induces CD4 effector memory T cell production and tissue emigration in nonhuman primates. - Picker LJ; Reed-Inderbitzin EF; Hagen SI; Edgar JB; Hansen SG; Legasse A; Planer S; Piatak M Jr; Lifson JD; Maino VC; Axthelm MK; Villinger F (The Journal of clinical investigation, 2006)