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Skip to Search Results- 8Agricultural, Food and Nutritional Science, Department of
- 8Agricultural, Food and Nutritional Science, Department of/Journal Articles (Agricultural, Food and Nutritional Science)
- 6Graduate and Postdoctoral Studies (GPS), Faculty of
- 6Graduate and Postdoctoral Studies (GPS), Faculty of/Theses and Dissertations
- 1Gänzle, Michael (Agricultural, Food and Nutritional Science )
- 1Gänzle, Michael (Agricultural, Food and Nutritional Science)
- 1Gänzle, Michael G (Agricultural, Food, and Nutritional Science)
- 1Michael Gänzle (Agricultural, Food and Nutritional Science)
- 1Michael, Gänzle (Department of Agricultural, Food, and Nutritional Science)
- 1Walter, Jens (Department of Agricultural, Food, and Nutritional Science)
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Host-adapted lactobacilli in food fermentations: impact of metabolic traits of host adapted lactobacilli on food quality and human health
Download2020-10-27
Back-slopping of fermentation cultures in food fermentations can ensure stability of fermentation microbiota at the species or even at the strain level over extended periods of time. In contrast to the fermentation organisms in spontaneous food fermentations, which are derived from...
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Contribution of glutaminases to glutamine metabolism and acid resistance in Lactobacillus reuteri and other vertebrate host adapted lactobacilli
Download2020-04-01
Li, Qing, Tao, QianYing, Teixeira, Juanana S., Shu-Wei Su, Marcia, Gänzle, Michael G.
The bacterial conversion of glutamine to glutamate is catalyzed by glutamine-amidotransferases or glutaminases. Glutamine deamination contributes to the formation of the bioactive metabolites glutamate, γ-aminobutyrate (GABA) and γ-glutamyl peptides, and to acid resistance. This study aimed to...
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Comparison of Quantitative Real-time PCR (qPCR) and Droplet Digital PCR (ddPCR) for Quantification of Lactobacillus reuteri in Human Feces
DownloadSpring 2020
The human gut microbiota, a complicated microbial community consisting of trillions of microorganisms, has been recognized as of great importance for maintaining human health. To establish direct linkages between a certain group of gut microorganisms and the physiological status of the host, it...
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Genetic and phenotypic analysis of carbohydrate metabolism and transport in Lactobacillus reuteri
Download2018-01-01
Lactobacilli derive metabolic energy mainly from carbohydrate fermentation. Homofermentative and heterofermentative lactobacilli exhibit characteristic differences in carbohydrate transport and regulation of metabolism, however, enzymes for carbohydrate transport in heterofermentative...
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Genomic and phenotypic comparison of Lactobacillus reuteri isolates from food and intestinal ecosystems provides insights to probiotic applications
DownloadFall 2018
Some of the food fermenting lactobacilli are derived from the animal intestine. Lactobacillus reuteri provides a model organism to study molecular mechanisms of ecological adaptation from gut to food. The overall objective of this dissertation was to characterize ecological fitness of L. reuteri...
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Reutericyclin producing Lactobacillus reuteri modulates development of fecal microbiota in weanling pigs
Download2015
Zhao, Xin, Le, Minh H. A., Yang, Yan, Gänzle, Michael G., Zijlstra, Ruurd
Lactobacillus reuteri is used as probiotic culture in food and feed applications; however, strain specific properties of L. reuteri that mediate probiotic activity remain unknown. This study aimed to determine effects of feed fermentation with exopolysaccharide and reutericyclin producing L....
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Feed fermentation formulate gut microbiota of weanling pigs - Effects of exopolysaccharides and reutericyclin
DownloadSpring 2015
Enteric bacterial infections, especially post-weaning diarrhea, are among the most common diseases affecting pigs and economically significant in swine production. Antibiotics were a cost-effective method to treat and prevent these bacterial diseases. However, with concerns of the prevalence of...
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Biochemical analysis of respiratory metabolism in the heterofermentative Lactobacillus spicheri and Lactobacillus reuteri
Download2015-01-01
Ianniello, Rocco G., Zheng, Jinshui, Zotta, Teresa, Ricciardi, Annamaria, Gänzle, Michael G.
Aims: This study evaluated the aerobic and respiratory metabolism in Lactobacillus reuteri and Lactobacillus spicheri, two heterofermentative species used in sourdough fermentation. Methods and Results: In silico genome analysis, production of metabolites and gene expression of pyruvate oxidase,...
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Novel two-component regulatory systems play a role in biofilm formation of Lactobacillus reuteri rodent isolate 100-23
Download2014-01-01
Su, Marcia Shu-Wei, Gänzle, Michael G.
his study characterized the two-component regulatory systems encoded by bfrKRT and cemAKR, and assessed their influence on biofilm formation by Lactobacillus reuteri 100-23. A method for deletion of multiple genes was employed to disrupt the genetic loci of two-component systems. The operons...
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Characterization of α-Galactooligosaccharides formed via Heterologous Expression of α- 2 Galactosidases from Lactobacillus reuteri in Lactococcus lactis
Download2014-01-01
Wang, Yvonne, Black, Brenna A., Curtis, Jonathan M., Gänzle, Michael G.
α-Galacto-oligosaccharides (α-GOS) are produced by transgalactosylation reactions of α-galactosidase (α-Gal) or by conversion of raffinose family oligosaccharides by levansucrase. Similarly to β-GOS, α-GOS have the potential to mimic glycan receptors on eukaryotic cells and act as molecular...