Results 21 to 30 of about 15,598 (206)

Digestion of proteoglycan by Bacteroides thetaiotaomicron [PDF]

open access: yesJournal of Bacteriology, 1983
It has been shown previously that Bacteroides thetaiotaomicron, a human colonic anaerobe, can utilize the tissue mucopolysaccharide chondroitin sulfate as a source of carbon and energy and that the enzymes involved in this utilization are all cell associated (A. A. Salyers and M. B. O'Brien, J. Bacteriol. 143:772-780, 1980).
A P, Kuritza, A A, Salyers
openaire   +2 more sources

Transferable resistance to cefoxitin in Bacteroides thetaiotaomicron [PDF]

open access: yesAntimicrobial Agents and Chemotherapy, 1982
Cefoxitin resistance, but not resistance to clindamycin, erythromycin, lincomycin, or tetracycline, was transferred by a conjugation-like process from Bacteroides thetaiotaomicron UN101, a clinical isolate haboring four kinds of plasmids, to other Bacteroides species. Of a sample of 20 cefoxitin-resistant transconjugants, 8 contained all 4 plasmids, 10
A, Rashtchian, G R, Dubes, S J, Booth
openaire   +2 more sources

Bacteroides thetaiotaomicron Outer Membrane Vesicles Modulate Virulence of Shigella flexneri

open access: yesmBio, 2022
The role of the gut microbiota in the pathogenesis of Shigella flexneri remains largely unknown. To understand the impact of the gut microbiota on S.
Nicholas L. Xerri, Shelley M. Payne
doaj   +1 more source

Incorporation of leucine into phospholipids of Bacteroides thetaiotaomicron [PDF]

open access: yesJournal of Bacteriology, 1981
L-[4,5-3H]- or L-[U-14C]leucine was incorporated by Bacteroides thetaiotaomicron into acid-precipitable material even when the bacteria were treated with concentrations of tetracycline high enough to prevent growth. Similar results were obtained when L-[2,3,4-3H]valine or L-[4,5-3H]isoleucine was used instead of leucine.
R D, Smith, A A, Salyers
openaire   +2 more sources

Extraction and Evaluation of Outer Membrane Vesicles from Two Important Gut Microbiota Members, Bacteroides fragilis and Bacteroides thetaiotaomicron

open access: yesCell Journal, 2020
Objective: The gastrointestinal tract (GI) is colonized by a complex microbial community of gut microbiota. Bacteroides spp. have significant roles in gut microbiota and they host interactions by various mechanisms, including outer membrane vesicle ...
Sara Ahmadi Badi   +5 more
doaj   +1 more source

Investigation and Alteration of Organic Acid Synthesis Pathways in the Mammalian Gut Symbiont Bacteroides thetaiotaomicron

open access: yesMicrobiology Spectrum, 2022
Members of the gut-dwelling Bacteroides genus have remarkable abilities in degrading a diverse set of fiber polysaccharide structures, most of which are found in the mammalian diet.
Nathan T. Porter, Johan Larsbrink
doaj   +1 more source

Phylogenetic analysis reveals an ancient gene duplication as the origin of the MdtABC efflux pump. [PDF]

open access: yes, 2020
The efflux pumps from the Resistance-Nodulation-Division family, RND, are main contributors to intrinsic antibiotic resistance in Gram-negative bacteria. Among this family, the MdtABC pump is unusual by having two inner membrane components.
Górecki, Kamil, McEvoy, Megan M
core   +2 more sources

Chemoproteomic identification of a DPP4 homolog in Bacteroides thetaiotaomicron

open access: yesNature Chemical Biology, 2023
Serine hydrolases play important roles in signaling and human metabolism, yet little is known about their functions in gut commensal bacteria. Using bioinformatics and chemoproteomics, we identify serine hydrolases in the gut commensal Bacteroides thetaiotaomicron that are specific to the Bacteroidetes phylum.
Laura J. Keller   +16 more
openaire   +3 more sources

Capsular Polysaccharide Cross-Regulation Modulates Bacteroides thetaiotaomicron Biofilm Formation

open access: yesmBio, 2020
Bacteroides thetaiotaomicron is one of the most abundant gut symbiont species, whose contribution to host health through its ability to degrade dietary polysaccharides and mature the immune system is under intense scrutiny.
Nathalie Béchon   +6 more
doaj   +1 more source

Interaction of Bacteroides fragilis and Bacteroides thetaiotaomicron with the kallikrein–kinin system [PDF]

open access: yesMicrobiology, 2011
Many bacterial pathogens interfere with the contact system (kallikrein–kinin system) in human plasma. Activation of this system has two consequences: cleavage of high-molecular-mass kininogen (HK) resulting in release of the potent proinflammatory peptide bradykinin, and initiation of the intrinsic pathway of coagulation.
Murphy, Elizabeth C.   +3 more
openaire   +2 more sources

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