characteristics of yersinia enterocolitica isolated from children with diarrhea in italy.of 2,500 fecal samples collected from children with diarrhea in the province of siena, 35 (1.4%) were found to be positive for yersinia enterocolitica. of the isolates, 94.2% belonged to biotype 4, serotype 0:3; 2.8% belonged to biotype 2, serotype o:9; and 2.8% belonged to biotype 1, serotype o:6. the in vitro pathogenicity tests showed that all but two isolates were calcium dependent and autoagglutinable and that all but one were also invasive in hep-2 cell culture. as regards plasmid content, ...19873611321
[yersinia enterocolitica infection has taken hold even in our country].the yersinia enterocolitis is a kind of disease whose diffusion is gradually increasing in north europe. the authors relates about the outcomes of a serum-immunologic research conducted during the period 1982-84 on a sample of 965 adults coming from three different italian districts (roma, siena, napoli) and 65 children coming from napoli. they interpret antibody titers painted out by their research comparing them with ones reported in bibliography. the issue of this research, even if it was con ...19846545799
species, biotype and serogroup of campylobacter spp. isolated from children with diarrhoea over a ten-year period.from 1981 to 1990, stool samples from 6403 gastroenteritis cases were examined for the presence of campylobacters as well as salmonella, shigella, aeromonas species and yersinia enterocolitica. the percentages of isolation were the following: campylobacters 10.8 (86.1% of isolates were c. jejuni and 13.9% were c. coli), salmonella spp. 8.4, aeromonas spp 1.4, yersinia enterocolitica 0.3. shigella spp. were isolated only occasionally. predominant biotypes of campylobacters were c. jejuni i (69.5% ...19979385599
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