Forman, Stanislav Neisseria meningitidis RTX proteins are not required for virulence in infant rats. [electronic resource] - Infection and immunity Apr 2003 - 2253-7 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0019-9567 Standard No.: 10.1128/IAI.71.4.2253-2257.2003 doi Subjects--Topical Terms: AnimalsAnimals, NewbornBacteremia--microbiologyBacterial Proteins--geneticsCytotoxins--geneticsEndothelium, Vascular--cytologyFemaleMembrane Proteins--geneticsMeningococcal Infections--microbiologyMutationNeisseria meningitidis--metabolismRatsRats, Inbred LewVirulence