Impaired CD8 T cell memory and CD4 T cell primary responses in IL-7Rα mutant mice J Exp Med 204: 619-631 Osborne, L., Dhanji, S., Snow, J.W., Priatel, J., Ma, M.C., M. Jill Miners, Teh, H-S., Goldsmith, M.A and Abraham, N 2007