PMID(sorted ascending)
serologic survey for bordetella bronchiseptica in nebraska specific-pathogen-free pigs.the frequency of bordetella bronchiseptica infection in nebraska specific-pathogen-free (spf) pigs was determined by serologic and bacteriologic cultural analysis. serum samples from non-spf herds were tested for comparison. a total of 1,282 of 1,397 (92%) of the spf pigs tested had antibody to b bronchiseptica; 37 of 220 (17%) were culture-positive, and 67 of 4125 (1.6%) were considered suspicious for atrophic rhinitis during slaughter inspection. a higher percentage of the non-spf pigs had tit ...19836223547
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