The concerted action of the Helicobacter pylori cytotoxin VacA and of the v-ATPase proton pump induces swelling of isolated endosomes. - Genisset, Christophe; Puhar, Andrea; Calore, Federica; de Bernard, Marina; Dell'Antone, Paolo; Montecucco, Cesare (Cellular Microbiology, 2007)