Isolation and analysis of a protease gene with an ABC transport system in the fish pathogen Yersinia ruckeri: Insertional mutagenesis and involvement in virulence
This work was funded by the FICYT (PB-AGL99-02) and the Spanish DIGICYT (AGL2000-0869). L. Fernández was the recipient of an FPI grant from the Spanish Ministerio de Ciencia y Tecnologia. We thank S. Cal and C. Garabaya for DNA sequencing; J. J. Mekalanos for supplying us with the pIVET8 plasmid; F. Lombó and A. F. Braña for their comments and critical reading of the manuscript. Finally, our thanks to B. Alvarez and A. del Cerro.
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