The Listeria transcriptional landscape from saprophytism to virulence. by Toledo-Arana, A, Dussurget, O, Nikitas, G, Sesto, N, Guet-Revillet, H, Balestrino, D, Loh, E, Gripenland, J, Tiensuu, T, Vaitkevicius, K, Barthelemy, M, Vergassola, M, Nahori, M, Soubigou, G, Régnault, B, Coppée, J, Lecuit, M, Johansson, J, Cossart, P