We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleAID mutant analyses indicate requirement for class-switch-specific cofactors.AuthorsTa VT; Nagaoka H; Catalan N; Durandy A; Fischer A; Imai K; Nonoyama S; Tashiro J; Ikegawa M; Ito S; Kinoshita K; Muramatsu M; Honjo TPublicationNature immunology, 2003, Vol 4, Issue 9, p843ISSN1529-2908Publication typearticleDOI10.1038/ni964