VSV strains with defects in their ability to shutdown innate immunity are potent systemic anti-cancer agents. - Stojdl,D.F.; Lichty,B.D.; tenOever,B.R.; Paterson,J.M.; Power,A.T.; Knowles,S.; Marius,R.; Reynard,J.; Poliquin,L.; Atkins,H.; Brown,E.G.; Durbin,R.K.; et al. (Cancer Cell, 2003)