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Skip to Search Results- 1Allen,Richelle J
- 1Beliveau, Marie C
- 1Bishop, Justin G
- 1Chen, Yuanyao
- 1Evans, Alexander D
- 1Garcia-Hernandez, Rigoberto
- 13Department of Agricultural, Food, and Nutritional Science
- 6Department of Biological Sciences
- 2Department of Chemical and Materials Engineering
- 1Department of Agriculture, Food and Nutritional Science
- 1Department of Biochemistry
- 1Department of Food Science
- 5Raivio, Tracy (Biological Sciences)
- 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 )
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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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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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Antimicrobial applications of treatments using light pulses emitted from light emitting diodes (LED)
DownloadSpring 2022
Low water activity (aw) foods have been associated with several foodborne outbreaks and recalls. Eradication of foodborne microorganisms like Salmonella and Escherichia coli from low aw foods is challenging, as they are resistant to conventional decontamination practices. High intensity light...
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Spring 2022
Self-cycling fermentation (SCF) is an advanced, automated, semi-continuous fermentation strategy that is used to improve the volumetric productivity of bioproduction. Typically, a microbial culture is grown in a reactor and half the reactor contents are harvested once a limiting nutrient is...
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Characterization of novel envelope proteins and their relationship with the Cpx response and stress resistance in Escherichia coli
DownloadFall 2022
Stress is a major factor every organism needs to mitigate to survive. Environmental factors such as oxygen content, temperature, and alkalinity can all induce stress and prevent life from progressing. For Escherichia coli and other members of the mammalian gastrointestinal tract they need to...
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Characterization of Heat Resistant Escherichia coli Isolates Associated with Human Infection
DownloadSpring 2021
Shiga toxin-producing Escherichia coli (STEC) is a bacterial pathogen associated with foodborne diarrheal disease. Infection with STEC presents as a mild, watery diarrhea to hemorrhagic colitis and can progress to the life-threatening complication, hemolytic uremic syndrome. Cattle are recognized...
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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 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...
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Spring 2019
The safety of low water activity (aW) foods is a concern due to the survival of low-infectious dose pathogens such as Escherichia coli and Salmonella. Desiccation of non-heat resistant E. coli and Salmonella increases their heat resistance; therefore, a non-thermal alternative is necessary to...
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The role of cysteine and the Cpx envelope stress response in alleviating zinc induced stress in Escherichia coli
DownloadFall 2018
Circumscribing the interior of Gram negative bacteria are two sets of layers: an inner and outer membrane. The periplasm and murein occupy the space between these membranes and acts as a site for protein folding and degradation. The bacterial envelope, as a whole, plays an essential role in the...