Identification of HLA-A2-restricted CD8(+) cytotoxic T cell responses in primary biliary cirrhosis: T cell activation is augmented by immune complexes cross-presented by dendritic cells - Kita,H.; Lian,Z.X.; Van de Water,J.; He,X.S.; Matsumura,S.; Kaplan,M.; Luketic,V.; Coppel,R.L.; Ansari,A.A.; Gershwin,M.E. (Journal of Experimental Medicine, 2002)