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Molecular, Genetic, and Biochemical Nutrition Commons

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Full-Text Articles in Molecular, Genetic, and Biochemical Nutrition

Biogeographic Study Of Human Gut-Associated Crassphage Suggests Impacts From Industrialization And Recent Expansion, Tanvi P/ Honap, Krithivasan Sankaranarayanan, Stephanie L. Schnorr, Andrew T. Ozga, Christina Warinner, Cecil M. Lewis Jr. Jan 2020

Biogeographic Study Of Human Gut-Associated Crassphage Suggests Impacts From Industrialization And Recent Expansion, Tanvi P/ Honap, Krithivasan Sankaranarayanan, Stephanie L. Schnorr, Andrew T. Ozga, Christina Warinner, Cecil M. Lewis Jr.

Anthropology Faculty Research

CrAssphage (cross-assembly phage) is a bacteriophage that was first discovered in human gut metagenomic data. CrAssphage belongs to a diverse family of crAss-like bacteriophages thought to infect gut commensal bacteria belonging to Bacteroides species. However, not much is known about the biogeography of crAssphage and whether certain strains are associated with specific human populations. In this study, we screened publicly available human gut metagenomic data from 3,341 samples for the presence of crAssphage sensu stricto (NC_024711.1). We found that crAssphage prevalence is low in traditional, hunter-gatherer populations, such as the Hadza from Tanzania and Matses from Peru, as compared to …


Can The Fut 2 Gene Variant Have An Effect On The Body Weight Of Patients Undergoing Bariatric Surgery? - Preliminary, Exploratory Study, Natalia Komorniak, Alexandra Martynova-Van Kley, Armen Nalian, Wiktoria Wardziukiewicz, Karolina Skoniecznaa-Zydecka, Daniel Styburski, Joanna Palma, Bartosz Kowalewski, Krzysztof Kaseja, Ewa Stachowska Jan 2020

Can The Fut 2 Gene Variant Have An Effect On The Body Weight Of Patients Undergoing Bariatric Surgery? - Preliminary, Exploratory Study, Natalia Komorniak, Alexandra Martynova-Van Kley, Armen Nalian, Wiktoria Wardziukiewicz, Karolina Skoniecznaa-Zydecka, Daniel Styburski, Joanna Palma, Bartosz Kowalewski, Krzysztof Kaseja, Ewa Stachowska

Faculty Publications

Background: The FUT2 gene (Se gene) encoding the enzyme α-1,2-L-fucosyltransferase 2 seems to have a significant effect on the number and type of bacteria colonizing the intestines. Methods: In a group of 19 patients after bariatric surgery, the polymorphism (rs601338) of FUT2 gene was analyzed in combination with body mass reduction, intestinal microbiome (16S RNA sequencing), and short chain fatty acids (SCFA) measurements in stools. Results: Among the secretors (Se/Se polymorphism of the FUT2 gene rs601338, carriers of GG variant), correlations between waist-hip ratio (WHR) and propionate content and an increase in Prevotella, Escherichia, Shigella, and Bacteroides were observed. On …