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SALMONELLA VACCINE MATERIALS AND METHODS

  • US 20040009191A1
  • Filed: 03/15/2001
  • Published: 01/15/2004
  • Est. Priority Date: 03/17/2000
  • Status: Active Grant
First Claim
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1. A vaccine composition comprising an immunologically protective amount of a first attenuated, non-reverting mutant Salmonella bacterium in which two or more genes within the SPI2 region have been inactivated.

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