David Taras

ORCID: 0000-0003-2771-6474
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About
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Research Areas
  • Probiotics and Fermented Foods
  • Canadian Identity and History
  • Media Studies and Communication
  • Gut microbiota and health
  • Jewish and Middle Eastern Studies
  • Middle East and Rwanda Conflicts
  • Genomics and Phylogenetic Studies
  • Canadian Policy and Governance
  • Social Media and Politics
  • Political Influence and Corporate Strategies
  • Animal Nutrition and Physiology
  • Diet and metabolism studies
  • Law in Society and Culture
  • Politics and Conflicts in Afghanistan, Pakistan, and Middle East
  • Jewish Identity and Society
  • Media Influence and Politics
  • Viral gastroenteritis research and epidemiology
  • Rhetoric and Communication Studies
  • Oral microbiology and periodontitis research
  • Political Systems and Governance
  • Judicial and Constitutional Studies
  • Radio, Podcasts, and Digital Media
  • Immune Response and Inflammation
  • Military and Defense Studies
  • Literature, Film, and Journalism Analysis

Boehringer Ingelheim (Germany)
2018

Lohmann Tierzucht (Germany)
2016-2017

Mount Royal University
2016

German Institute of Human Nutrition
2000-2015

Athabasca University
2012

Université Laval
2012

Freie Universität Berlin
2004-2009

Institut für Tier-, Natur- und Umweltethik
2007

University of Calgary
1985-1997

Simon Fraser University
1993

Obesity has recently been linked to the composition of human microbiota and production short chain fatty acids (SCFAs). However, these findings rely on experimental studies carried out using rather small defined groups volunteers or model animals. Our aim was evaluate differences within intestinal fecal SCFA concentration lean obese subjects. A total 98 subjects volunteered take part in this study. The BMI kg/m 2 30 range, 35 were overweight 33 obese. characterized by real‐time PCR analyses....

10.1038/oby.2009.167 article EN Obesity 2009-06-04

As part of an interdisciplinary research project, the performance response sows and their litters to probiotic strain Enterococcus faecium NCIMB 10415, as well some health characteristics piglets, were studied. Gestating (n = 26) randomly allotted into 2 groups. The was administered by dietary supplementation 1 group respective (probiotic group), whereas second (control group) received no supplementation. duration treatment nearly 17 wk for (d 90 ante partum until d 28 postpartum) 6 piglets...

10.2527/2006.843608x article EN Journal of Animal Science 2006-03-01

Two strains of a gram-positively staining, obligately anaerobic, non-spore-forming, rod-shaped bacterium, designated 111-13A and 111-35T, were isolated from human faeces. Analysis the 16S rRNA gene sequences indicated that these members Clostridium coccoides group organisms. The nearest relatives unknown bacterium Eubacterium formicigenerans (having sequence similarity 94%) an uncultured (similarity > 99%). Characterization studies unidentified faecal was biochemically distinct...

10.1099/00207713-52-2-423 article EN INTERNATIONAL JOURNAL OF SYSTEMATIC AND EVOLUTIONARY MICROBIOLOGY 2002-03-01

Inulin can stimulate the growth of intestinal bacteria as well alter ratio among various short chain fatty acids (SCFA) produced. In present study, we analyzed effect dietary inulin on bacterial community determined by denaturing gradient gel electrophoresis analysis universal 16S rDNA after amplication with PCR and SCFA profile. Broilers were fed a diet primarily composed corn-soybean meal or same 1% for 42 d. The relative weight digesta-filled ceca inulin-fed group was higher (P < 0.01)...

10.3382/ps.2007-00271 article EN cc-by-nc-nd Poultry Science 2008-03-13

The beneficial effects of probiotic Enterococcus spp. in different hosts, such as mice and humans, have previously been reported several studies. However, studies large domestic animals, well challenge with pathogenic microorganisms, are very rare. Here, we investigated the influence oral treatment pigs bacterium faecium NCIMB 10415 on Salmonella enterica serovar Typhimurium DT104 infections weaning piglets. Clinical symptoms, fecal excretion, organ distribution Salmonella, humoral immune...

10.1128/aem.01515-08 article EN Applied and Environmental Microbiology 2009-03-07

Due to its low digestibility in the small intestine, a major fraction of polyol isomalt reaches colon. However, little is known about effects on intestinal microflora. During two 4-week periods double-blind, placebo-controlled, cross-over design, nineteen healthy volunteers consumed controlled basal diet enriched with either 30g or sucrose daily. Stools were collected at end each test phase and various microbiological luminal markers analysed. Fermentation characteristics also investigated...

10.1079/bjn20051589 article EN British Journal Of Nutrition 2006-01-01

Vaginitis is among the most common conditions women are seeking medical care for. Although these infections can easily be treated, relapse rate high. This may due to inadequate use of diagnostic potential.

10.1186/1476-0711-5-4 article EN cc-by Annals of Clinical Microbiology and Antimicrobials 2006-01-01

This book is a cross-national analysis of the role Internet in elections. It examines context shaping candidate and party usage democratic electoral systems.

10.5860/choice.46-2321 article EN Choice Reviews Online 2008-12-01

Abstract As part of an interdisciplinary research project, we studied the performance response sows and their litters to probiotic strain Bacillus cereus var. toyoi as well feces consistency piglets. Gestating (n = 26) were randomly allotted into two groups. The B. was administered by dietary supplementation one group respective (probiotic group) whereas second (control received no supplementation. duration application nearly 17 weeks for (day 90 ante partum until day 28 post partum) six...

10.1080/17450390500353168 article EN Archives of Animal Nutrition 2005-11-29

Trefoil factor family (TFF) peptides provide protective and reparative effects by enhancing epithelial integrity promoting mucosal restitution. TFF peptide expression is induced after damage. These processes are of central physiological relevance during the postnatal intestinal development strongly influenced weaning period. In piglets, at early maturation stages frequently causes inflammation. The aim this study was to evaluate in a piglet probiotic trial. Low TFF2 measured stages. Weaning,...

10.1159/000204103 article EN Cellular Physiology and Biochemistry 2009-01-01

Limit-dilution procedures were used to isolate seven, helically coiled bacterial strains from faeces of swine that constituted two unidentified taxa. Comparative 16S rRNA gene sequence analysis showed highest similarity values with species the genus Treponema indicating isolates are members this genus. Strain 7CPL208(T), as well five further isolates, and 14V28(T) displayed similarities pectinovorum ATCC 33768(T) (92.3%) parvum OMZ 833(T) (89.9%), respectively. Polar lipid profiles...

10.1099/ijs.0.63388-0 article EN INTERNATIONAL JOURNAL OF SYSTEMATIC AND EVOLUTIONARY MICROBIOLOGY 2005-07-01

A bacterium, designated strain lac18T, was isolated in pure culture from the mucosal jejunum of a healthy pig, using medium selective for anaerobic lactic acid bacteria and containing porcine gastric mucin as main carbon nitrogen source. Cells this were coccus-shaped, arranged singly or pairs Gram-stain-negative, oxidase-negative, non-spore-forming, microaerotolerant. An analysis based on 16S rRNA gene sequences indicated that lac18T should be assigned to genus Veillonella, class Clostridia,...

10.1099/ijs.0.2008/001032-0 article EN INTERNATIONAL JOURNAL OF SYSTEMATIC AND EVOLUTIONARY MICROBIOLOGY 2008-12-01

The intestinal bacterium Enterococcus faecium NCIMB 10415 (E. SF68) has been used for more than a decade as probiotic strain in animal nutrition well the prevention and treatment of diarrhoea humans. Beneficial effects have shown feeding clinical trials. However, no selective growth markers monitoring tract is impossible by cultivation. Using specific nucleotide sequences, this study probe colony hybridization was constructed order to quantify feed faecal samples from piglets sows. showed...

10.1080/00039420400020058 article EN Archives of Animal Nutrition 2004-12-01

More than 100 isolates of a Gram-stain-negative, curved rod-shaped, so far uncultured bacterium were isolated from chicken caecal content. The strains obligate anaerobes which formed endospores. They catalase-positive, cytochrome-oxidase-negative and did not hydrolyse aesculin. detected predominant metabolic end product in reinforced clostridial bedium broth was acetate. DNA G+C content 62.2 mol%. cell fatty acid composition dominated by C15 : 0 iso, 0anteiso, C16 0, C13 C14 iso 0DMA....

10.1099/ijsem.0.001317 article EN INTERNATIONAL JOURNAL OF SYSTEMATIC AND EVOLUTIONARY MICROBIOLOGY 2016-07-18
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