Virulence of Yersinia enterocolitica is closely associated with siderophore production, expression of an iron-repressible outer membrane polypeptide of 65, 000 Da and pesticin sensitivity - Heesemann, J; Hantke, K; Vocke, T; Saken, E; Rakin, A; Stojiljkovic, I; Berner, R (Mol Microbiol, 1993)