Molecular Characterization of <i>Helicobacter pylori</i> VacA Induction of IL-8 in U937 Cells Reveals a Prominent Role for p38MAPK in Activating Transcription Factor-2, cAMP Response Element Binding Protein, and NF-κB ActivationJunzo Hisatsune, Toshiya Hirayama|The Journal of Immunology|2008Cited by 87