The effect of exposure to a delta cya/delta crp mutant of Salmonella typhimurium on the subsequent colonization of swine by the wild-type parent strain.

Abstract excerpt

This study characterizes the clinical response and colonization pattern of caesarean-derived, colostrum-deprived swine exposed to a delta cya/delta crp mutant (chi 4233) of S. typhimurium and challenged with the wild-type parent strain. chi 4233 was mildly virulent in swine and induced transient fever and soft stools. Chi 4233 colonized the ileum, cecum, liver, spleen, tonsils, and mandibular and ileocolic lymph...

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