title: Plasmacytoid DCs induce gutsy plasma cells.
abstract: Immunoglobulin (Ig) A is critical for protective immune responses at mucosal surfaces. In this issue of Immunity, Tezuka et al. (2011) identify an important relay between stromal cells and plasmacytoid dendritic cells that regulates IgA production by murine B cells.
authors.affiliation: Immunology Program, Garvan Institute of Medical Research, Darlinghurst, NSW 2010, Australia. s.tangye@garvan.org.au
authors.forename: Stuart G
authors.initials: SG
authors.lastname: Tangye