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Skip to Search Results- 1Bishop, Justin G
- 1Collins, Catherine
- 1Collins, Catherine Elizabeth Victoria
- 1Fast, David
- 1Mann, Ajaypal S
- 1Murata, Alison P
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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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Fall 2012
Provided that infectious prions (PrPTSE) are inactivated, composting of specified risk material (SRM) may be a viable alternative to rendering and land filling. The overall objective of this research was to utilize laboratory-scale composters to assess the degradation of SRM and PrPTSE during...
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Fall 2017
Globally, Canada is the third largest producer of horse meat, having an annual production of approximately 700,000 tonnes. Canadian regulatory standards require carcasses harvested for meat to have the warmest part of the carcass cooled to 7°C before meat can be harvested. Other processes can...
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Insights into temperature adaptation in the Thermotogae gained through transcriptomics and comparative genomics
DownloadFall 2014
Thermophilic microbes are extremophiles that live at high temperatures. In order to survive and maintain function of their biological molecules, they have a suite of characteristics not found in organisms that grow at moderate temperatures (mesophiles) that range from the cellular to the protein...
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Interactions Between Host Trees, Bacteria, and Fungi: Impacts on Mountain Pine Beetle (Dendroctonus ponderosae) Reproduction
DownloadFall 2012
Warming winter trends due to climate change have allowed for a range expansion of the mountain pine beetle, and the beetle now threatens Canada’s economically and ecologically important jack pine forests. The beetle’s success in jack pine trees will depend upon successful colonization of the...
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Long Term Dynamics And Potential Remediation Of Fine Textured Soils And Ground Water Contaminated With Chlorinated Organic Compounds And Salts
DownloadFall 2019
Contamination of land, water, and air is a widespread concern often associated with anthropogenic activities. Remediation of contaminated sites is necessary to minimize negative impacts on human health and the environment and allow for safe, productive use of land. Although contaminated sites...
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Methane Production and Emission Mitigation in Oil Sands Tailings Concurrent with Hydrocarbon Degradation under Nitrogen Limited Conditions
DownloadFall 2020
Alberta’s oil sands generate large volumes of tailings from bitumen ore processing. These tailings ponds produce biogenic methane, which can be measured across 60-80% of the tailings surface. Based on current surface area data and emissions studies, tailings ponds could account for 8% of Canada’s...
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Fall 2013
Collins, Catherine Elizabeth Victoria
Surface mining for bitumen extraction results in production of tailings that are deposited into large ponds. Tailings in the ponds support diverse microbial communities capable of metabolizing organic compounds and producing biogenic gases (methane, CH4 and carbon dioxide, CO2). Because of low...
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Regulation of digestive tract and progenitor cell homeostasis by intestinal bacteria in Drosophila melanogaster
DownloadFall 2020
The digestive tract facilitates nutrient uptake in the presence of a heterogenous cohort of symbiotic microbes. These microbes along with their collective genetic material form the intestinal microbiome and contribute to animal phenotypes. Similar to mammals, the microbiome of insects forms a...
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Removal of model waste-water bacteria by magnetite in water and waste-water treatment processes
DownloadFall 2012
Conventional disinfection processes used for water and waste-water treatment such as chlorination, and ozonation produce disinfection by products which are carcinogenic. The use of magnetite as an alternative method of removing pathogenic microorganisms from the water streams was proposed as it...