We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleToxin B is essential for virulence of Clostridium difficile.AuthorsLyras, Dena; O’Connor, Jennifer R.; Howarth, Pauline M.; Sambol, Susan P.; Carter, Glen P.; Phumoonna, Tongted; Poon, Rachael; Adams, Vicki; Vedantam, Gayatri; Johnson, Stuart; Gerding, Dale N.; Rood, Julian I.PublicationNature, 2009, Vol 458, Issue 7242, p1176ISSN0028-0836Publication typearticleDOI10.1038/nature07822