Volume 13, Number 12—December 2007
Escherichia coli O157:H7 in Feral Swine near Spinach Fields and Cattle, Central California Coast1
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- Centers for Disease Control and Prevention. Ongoing multistate outbreak of Escherichia coli serotype O157:H7 infections associated with consumption of fresh spinach—United States, September 2006. MMWR Morb Mortal Wkly Rep. 2006;55:1045–6.
- California Department of Health Services and US Food and Drug Administration. Investigation of an Escherichia coli O157:H7 outbreak associated with Dole pre-packaged spinach. 2007;1–50 [cited 2007 Apr 17]. Available from http://www.dhs.ca.gov/ps/fdb/html/food/envinvrpt.htm
- Sweitzer RA, Gardner IA, van Vuren D, Boyce WM, Waithman JD. Estimating sizes of wild pig populations in the north and central coast regions of California. J Wildl Manage. 2000;64:531–43.
- Himathongkham S, Dodd ML, Yee JK, Lau DK, Bryant RG, Badoiu AS, Optimal enrichment conditions and recirculating immunomagnetic separation (RIMS) for enhanced detection and recovery of low levels of Escherichia coli O157:H7 from fresh leafy produce and surface water. J Food Prot. 2007;70. In press.
- Cooley M, Carychao D, Crawford-Miksza L, Jay MT, Myers C, Rose C, Incidence and tracking of Escherichia coli O157:H7 in a major produce production region in California. PLoS One. 2007;2:e1159.
- Ribot EM, Fair MA, Gautom DN, Cameron SB, Hunter B, Swaminathan B, Standardization of pulsed-field gel electrophoresis protocols for the subtyping of Escherichia coli O157:H7, Salmonella, and Shigella for PulseNet. Foodborne Pathog Dis. 2006;3:59–67.
- Hyytia-Trees E, Smole SC, Fields PA, Swaminathan B, Ribot EM. Second generation subtyping: a proposed PulseNet protocol for multiple-locus variable-number tandem repeat analysis of Shiga toxin-producing Escherichia coli O157 (STEC O157). Foodborne Pathog Dis. 2006;3:118–31.
- Keys C, Kemper S, Keim P. Highly diverse variable number tandem repeat loci in the E. coli O157:H7 and O55:H7 genomes for high-resolution molecular typing. J Appl Microbiol. 2005;98:928–40.
- Atwill ER, Sweitzer RA, Pereira MG, Gardner IA, van Vuren D, Boyce WM. Prevalence of and associated risk factors for shedding Cryptosporidium parvum oocysts and Giardia cysts within feral pig populations in California. Appl Environ Microbiol. 1997;63:3946–9.
- Waithman JD, Sweitzer RA, Van Vuren D, Drew JD, Brinkhaus AJ, Gardner IA, Range expansion, population sizes, and management of wild pigs in California. J Wildl Manage. 1999;63:298–308.
1This work was presented in part as a poster at the 107th General Meeting of the American Society for Microbiology, Toronto, Ontario, Canada, May 24, 2007.
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