Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleCTLA-4 is constitutively expressed on tumor cells and can trigger apoptosis upon ligand interaction.AuthorsContardi, Elisabetta; Palmisano, Giulio L.; Tazzari, Pier Luigi; Martelli, Alberto M.; Falà, Federica; Fabbi, Marina; Kato, Tomohiro; Lucarelli, Enrico; Donati, Davide; Polito, Letizia; Bolognesi, Andrea; Ricci, Francesca; Salvi, Sandra; Gargaglione, Vittoria; Mantero, Stefano; Alberghini, Marco; Ferrara, Giovanni Battista; Pistillo, Maria PiaPublicationInternational Journal of Cancer, 2005, Vol 117, Issue 4, p538ISSN0020-7136Publication typeArticleDOI10.1002/ijc.21155