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Skip to Search Results- 13Escherichia coli
- 3Heat resistance
- 2Listeria monocytogenes
- 2Locus of Heat Resistance
- 2Salmonella
- 2Salmonella enterica
- 1Chen, Yuanyao
- 1Garcia-Hernandez, Rigoberto
- 1Li, Hui
- 1Liu, Yang
- 1Nguyen, Oanh T. H.
- 1Prasad, Amritha Jaya
- 2Gaenzle, Michael (Agricultural, Food and Nutritional Science)
- 2Gaenzle, Michael (Agricultural, Food, and Nutritional Science)
- 2Gänzle, Michael (Agricultural, Food and Nutritional Science)
- 2McMullen, Lynn (Agricultural, Food and Nutritional Science)
- 1Betti, Mirko (Agricultural, Food & Nutritional Science )
- 1Bressler, David (Agricultural, Food, and Nutritional Science)
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Spring 2016
Verotoxigenic Escherichia coli (VTEC) pose a risk for foodborne illness that can lead to death. Thermal food preservation to inactivate VTEC also alters food quality. High hydrostatic pressure (HHP) processing has been adopted by the food industry as an alternative to thermal preservation....
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Towards the microbial production of a switchable solvent by using the enzyme indoleamine N-methyltransferase
DownloadSpring 2016
Switchable solvents are a novel class of chemicals that are characterized with the ability to reversibly switch specific properties with the addition/removal of a trigger. For instance, a solution of low ionic strength can become one of high ionic strength, and vice versa. Switchable solvents...
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Spring 2022
Bacterial species in the order Enterobacterales populate diverse ecological niches including soil, water, nematodes, insects, plants, and vertebrates. Many Enterobacteriaceae temporarily inhabit the intestine of vertebrate hosts but also survive and thrive in extra-intestinal habitats to transit...
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Fall 2023
High pressure processing (HPP) is a non-thermal processing technology aimed to inactivate bacteria and improve the shelf life of food. Commercial parameters for ready-to-eat (RTE) meat products are 600 MPa for 3-7 min at cold or room temperatures. Many regulatory agencies require a 5-log...
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Membrane lipid homeostasis and stress resistance in Escherichia coli and Lactobacillus plantarum
DownloadSpring 2017
Food processing, preservation and storage impose stresses on food bacteria. The maintenance of membrane lipid homeostasis through modification of phospholipids is a key strategy for bacteria to adapt environmental changes and survival in food. Mechanisms of adaptation are generally comparable...
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Inactivation of Escherichia coli Using Electrochemical Disinfection with Potassium Periodate (KIO4)
DownloadSpring 2020
Electrochemical disinfection of water has drawn attention in recent years as an alternative for conventional chlorine-based water treatment, due to the generation of toxic disinfection by-products (DBP) during chlorination, and increased antibiotics resistant, chlorine resistant and virulent E....
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Spring 2018
Escherichia coli and Salmonella are contaminants in meat products and pose a risk for foodborne illness. Thermal lethality is the traditional method for controlling pathogens in meat products. It is recommended that ground beef and poultry products be cooked to internal temperatures of 71°C and...
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Heat and Pressure Resistance of Escherichia coli and Its Inactivation In the Presence of Antimicrobial Compounds
DownloadFall 2014
Verotoxigenic Escherichia coli (VTEC) are pathogens causing severe foodborne disease. E. coli AW1.7 is a heat resistant beef carcass isolate that may be used as a surrogate organism to study the survival of VTEC on food. This dissertation examines the heat and pressure resistance of E. coli and...
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Fall 2017
Strains of Escherichia coli may survive heat or pressure stress, acquire specific virulence genes and cause severe human diseases. The locus of heat resistance (LHR) has been identified as an important heat resistant element in E. coli. The objective of this thesis was to explore the role of the...
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Spring 2019
During food processing, Escherichia coli are exposed to stress from oxidation, osmolarity and temperature, and have developed mechanisms to survive. A highly heat resistant strain of E. coli AW1.7 was isolated from a beef carcass after thermal processing and it has a genomic island called the...