title: A fine romance: T follicular helper cells and B cells.
abstract: T follicular helper (Tfh) cells help B cells to generate affinity-matured antibodies. Three papers in this issue of Immunity (Choi et al., 2011; Kerfoot et al., 2011; Kitano et al., 2011) provide information about the reciprocal relationship between B cells and Tfh cells.
authors.affiliation: Department of Immunology, The Garvan Institute of Medical Research, 384 Victoria Street, Darlinghurst, NSW 2010, Australia. c.king@garvan.org.au
authors.forename: Cecile
authors.initials: C
authors.lastname: King