Human alloantigen-specific anergic cells induced by a combination of CTLA4-Ig and CsA maintain anti-leukemia and anti-viral cytotoxic responses. - Comoli, P; Locatelli, F; Moretta, A; Montagna, D; Calcaterra, V; Cometa, A; Basso, S; Zecca, M; Maccario, R (Bone Marrow Transplantation, 2001)