Chronic HIV infection affects the expression of the 2 transcription factors required for CD8 T-cell differentiation into cytolytic effectors. av Ribeiro-dos-Santos, P, Turnbull, E, Monteiro, M, Legrand, A, Conrod, K, Baalwa, J, Pellegrino, P, Shaw, G, Williams, I, Borrow, P, Rocha, B