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Skip to Search Results- 6Gänzle, Michael G.
- 5Willing, Benjamin P.
- 3Finlay, B. Brett
- 3Valcheva, Rosica
- 2Antunes, L. Caetano M.
- 2Croxen, Matthew A.
- 14Agricultural, Food and Nutritional Science, Department of
- 14Agricultural, Food and Nutritional Science, Department of/Journal Articles (Agricultural, Food and Nutritional Science)
- 7Graduate and Postdoctoral Studies (GPS), Faculty of
- 7Graduate and Postdoctoral Studies (GPS), Faculty of/Theses and Dissertations
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Isomaltodextrin dose-dependently reduces colitis development in HLA-B27 rat colitis model with associated changes to gut microbiota composition and short chain fatty acid production
DownloadFall 2021
Prevalence rates for inflammatory bowel diseases (IBD) worldwide have been drastically increasing over recent decades. IBD is characterized by altered intestinal microbiome (i.e. dysbiosis), described by reduced strict butyrate-producing anaerobes versus increased facultative anaerobes in...
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Spring 2020
There is an increase in the prevalence of inflammatory bowel disease (IBD) worldwide, and this appears to be associated with an increase in the consumption of a Western diet high in fat and sugar, and low in fiber. Previous work shows that two-day exposure to high sugar diets increases the...
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Understanding the role of Clostridioides difficile and Vitamin D supplementation in shaping the gut microbiome of Canadian infants
DownloadSpring 2019
Introduction: The gut microbiome is shaped during infancy and has an important role in the development of both the immune and metabolic systems. Many early life exposures and events contribute to the composition of this complex intestinal environment, notably early infant diet and breastfeeding....
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A mechanistic model of intermittent gastric emptying and glucose-insulin dynamics following a meal containing milk components
Download2016
Cant, John P., Steele, Michael A., Stahel, Priska, MacPherson, Jayden A. R., Berends, Harma
To support decision-making around diet selection choices to manage glycemia following a meal, a novel mechanistic model of intermittent gastric emptying and plasma glucose-insulin dynamics was developed. Model development was guided by postprandial timecourses of plasma glucose, insulin and the...
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Small intestine early innate immunity response during intestinal colonization by Escherichia coli depends on its extra-intestinal virulence status
Download2016
Denamur, Erick, Tourret, Jérôme, Dion, Sara, Willing, Benjamin P., Wachtel, Sarah, Finlay, B. Brett, Dufour, Nicolas, Croxen, Matthew A.
Uropathogenic Escherichia coli (UPEC) strains live as commensals in the digestive tract of the host, but they can also initiate urinary tract infections. The aim of this work was to determine how a host detects the presence of a new UPEC strain in the digestive tract. Mice were orally challenged...
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Fall 2016
“Blown-pack” spoilage of beef by psychrotrophic Clostridium spp. occurs sporadically and resistance of the endospores to most interventions makes them very difficult to control. Current interventions used to control spoilage and pathogenic bacteria, such as acid washes and heat treatments, do...
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Spring 2015
The tumor suppressor protein Ras association domain family 1A (RASSF1A) has roles in multiple signaling pathways including modulating apoptosis, the cell cycle, DNA damage, and microtubule organization. RASSF1A has been shown to be one of the most frequently epigenetically silenced genes in a...
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The role of intestinal microbiota in development of irinotecan toxicity and in toxicity reduction through dietary fibres in rats
Download2014
Baracos, Vickie, Dieleman, Levinus, Farhangfar, Arazm, Lin, Xiaoxi B., Gänzle, Michael G., Sawyer, Michael B., Valcheva, Rosica, Schieber, Andreas
CPT-11 is a drug used as chemotherapy for colorectal cancer. CPT-11 causes toxic side-effects in patients. CPT-11 toxicity has been attributed to the activity of intestinal microbiota, however, intestinal microbiota may also have protective effects in CP!-11 chemotherapy. This study aimed to...
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Chemically defined diet alters the protective properties of fructo-oligosaccharides and isomalto-oligosaccharides in HLA-B27 transgenic rats
Download2014
Koleva, Petya, Ketabi, Ali, Dieleman, Levinus A., Gänzle, Michael G., Valcheva, Rosica
Non-digestible oligosaccharides (NDO) were shown to reduce inflammation in experimental colitis, but it remains unclear whether microbiota changes mediate their colitis-modulating effects. This study assessed intestinal microbiota and intestinal inflammation after feeding chemically defined...
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Environmental particulate matter induces murine intestinal inflammatory responses and alters the gut microbiome
Download2013-01-01
Thiesen, Aducio, Rioux, Kevin P., Tso, Robert, Kish, Lisa, Barkema, Herman W., Madsen, Karen L., Vincent, Renaud, Wine, Eytan, Kaplan, Gilaad G., Hotte, Naomi, Gänzle, Michael G.
Background Particulate matter (PM) is a key pollutant in ambient air that has been associated with negative health conditions in urban environments. The aim of this study was to examine the effects of orally administered PM on the gut microbiome and immune function under normal and inflammatory...