Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 5 of 5 for “"E.coli O157:H7"”.
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Prevalence of Salmonella species and Escherichia Coli O157:H7 in organically managed cattle and food safety status of selected meat products
… ground beef was frequently associated with E.coli O157:H7 outbreaks. Salmonella spp., and E.coli O157:H7 are frequently associated with ground beef. Fermented sausage products were found to be a low risk food as the manufacturing process includes several hurdles for microbial growth. In fact, …
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Identification and Optimization of the Antagonistic Potential of Native Spinach Microbiota towards Escherichia coli O157:H7
… epiphytic bacteria that inhibit growth of E. coli O157:H7, which we describe as antagonism. The mechanism of antagonism was investigated and we attempted to improve the antagonistic potential in vitro and on spinach leaves when cellobiose, a carbon source utilized by the antagonists but not E. …
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Survival of Enterohemorrhagic Escherichia Coli O157:H7 During the Manufacture and Curing of Cheddar Cheese
<p>The ability of enterohemorrhagic Escherichia coli O157:H7 to survive a standard Cheddar cheese manufacturing process was determined using active lactic mesophilic starter culture and subsequent curing. This strain of E. coli can survive under more adverse intrinsic and extrinsic conditions than …
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Selection of Pathogen Surrogates and Fresh Produce Safety: Implications for Public Health and Irrigation Water Quality Policy
… of this study were to select environmental E.coli isolates as pathogen surrogates of Salmonella typhimurium and E.coli O157:H7, assess lettuce plant contamination by spray irrigation water, and evaluate a common industry quality control (QC) E.coli strain (ATCC 25922). Selections of E.coli …
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Use of Gamma Irradiation as an Intervention Treatment to Inactivate Escherichia coli O157:H7 in Freshly Extracted Apple Juice
<p><em>Escherichia coli </em>O157:H7 can contaminate dropped apples used for juicing via contact with manure or fecally tainted irrigation water and attach to the flesh of the apple through bruises and wounds where surface sanitizers are not effective. The goal of this project was to determine the …