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Article: Escherichia coli O157:H7 in feral swine near spinach fields and cattle, Central California Coast (1).(DISPATCHES)
- Article from:
- Emerging Infectious Diseases
- Article date:
- December 1, 2007
- Author:
CopyrightCOPYRIGHT 2007 U.S. National Center for Infectious Diseases. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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We investigated involvement of feral swine in contamination of agricultural fields and surface waterways with Escherichia coli O157:H7 after a nationwide outbreak traced to bagged spinach from California. Isolates from feral swine, cattle, surface water, sediment, and soil at 1 ranch were matched to the outbreak strain.
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Recent experimental and epidemiologic studies suggest that domestic pigs are biologically competent hosts and a potential reservoir of Escherichia coli O157:H7 (1,2). Cattle are considered the primary reservoir of E. coli O157, but fecal shedding by other domestic livestock and wildlife has been described (3,4). E. coli O157 ...
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