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1998 Onderstepoort Journal of Veterinary Research, Volume 65, 1998
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Browsing 1998 Onderstepoort Journal of Veterinary Research, Volume 65, 1998 by Author

Browsing 1998 Onderstepoort Journal of Veterinary Research, Volume 65, 1998 by Author "Van der Walt, M.L."

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The production of an auxotrophic marked, plasmid-cured Salmonella ser. Typhimurium as a live attenuated vaccine

Van der Walt, M.L.; Greeff, A.S.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)

A number of amino acid requiring auxotrophic strains of SalmonellaTyphimurium were produced by chemical mutagenesis. One of them, strain 81, was cured of the virulence plasmid and attenuated for mice. This strain had an ...

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