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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
4
pubmed:dateCreated
2002-4-15
pubmed:abstractText
Salmonellosis is a major foodborne infection in the United States, and strains of Salmonella that are resistant to a variety of antimicrobial agents have become a major public health concern. To estimate the incidence of antimicrobial-resistant Salmonella in our food supply, the U.S. Food and Drug Administration (FDA) has initiated screening of foodborne isolates for sensitivity to antimicrobial agents, including several antibiotics. Salmonella cultures (n = 502) isolated by FDA laboratories during fiscal year 2000 (1 October 1999 through 30 September 2000) from domestic and imported food products and related samples were tested for susceptibility to each of 12 antimicrobial agents using a disc diffusion assay. Because all isolates were resistant to rifampin (5 or 25 microg), only results with the remaining 11 antimicrobial agents are discussed in this paper. Of the 502 isolates, 247 (49.2%) were resistant to one or more antimicrobial agents, and of these 247 isolates, 170 (68.8%) were resistant to one antimicrobial agent, 33 (13.4%) to two antimicrobial agents, 25 (10.1%) to three antimicrobial agents, 7 (2.8%) to four antimicrobial agents, 8 (3.2%) to five antimicrobial agents, and 2 (0.8%) each to six and seven antimicrobial agents. No isolates were resistant to norfloxacin, whereas only seven were resistant to sulfamethoxazole/trimethoprim, six to trimethoprim, three to gentamicin, and one to ciprofloxacin. These results, for the first time, provide a baseline of data on the incidence of antimicrobial-resistant Salmonella in the U.S. food supply, which should be useful in determining the evolution of antimicrobial resistance in the future.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Apr
pubmed:issn
0362-028X
pubmed:author
pubmed:issnType
Print
pubmed:volume
65
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
603-8
pubmed:dateRevised
2004-11-17
pubmed:meshHeading
pubmed:year
2002
pubmed:articleTitle
Antimicrobial resistance of food-related Salmonella isolates, 1999-2000.
pubmed:affiliation
Denver District Laboratory, Food and Drug Administration, Denver Federal Center, Colorado 80225-0087, USA. ckiessli@ora.fda.gov
pubmed:publicationType
Journal Article