Results 31 to 40 of about 9,722 (166)

Multiple TonB homologs are important for carbohydrate utilization by <i>Bacteroides thetaiotaomicron</i>. [PDF]

open access: yesJ Bacteriol, 2023
Abstract The human gut microbiota is able to degrade otherwise undigestible polysaccharides, largely through the activity of the Bacteroides . Uptake of polysaccharides into Bacteroides is controlled by TonB-dependent transporters (TBDT) whose ...
Pollet RM   +8 more
europepmc   +4 more sources

The NQR Complex Regulates the Immunomodulatory Function of Bacteroides thetaiotaomicron. [PDF]

open access: yesJ Immunol, 2023
Abstract The gut microbiome and intestinal immune system are engaged in a dynamic interplay that provides myriad benefits to host health. However, the microbiome can also elicit damaging inflammatory responses, and thus establishing harmonious immune-microbiome interactions is essential to maintain homeostasis.
Engelhart MJ   +5 more
europepmc   +3 more sources

Metabolic Feedback Inhibition Influences Metabolite Secretion by the Human Gut Symbiont Bacteroides thetaiotaomicron

open access: yesmSystems, 2020
Microbial metabolism and trophic interactions between microbes give rise to complex multispecies communities in microbe-host systems. Bacteroides thetaiotaomicron (B.
Jennie L. Catlett   +6 more
doaj   +1 more source

Comparative serology of two clinical isolates of Bacteroides fragilis and Bacteroides thetaiotaomicron [PDF]

open access: yesJournal of Clinical Microbiology, 1979
Antiserum prepared in rabbits against Bacteroides fragilis showed numerous bands when reacted with B. fragilis antigen in Ouchterlony plates. This antiserum also reacted with Bacteroides thetaiotaomicron and showed one band of apparent identity with B. fragilis.
M E, Landay, W, Baldwin
openaire   +2 more sources

Comparative Proteomic Analysis of Fucosylated Glycoproteins Produced by Bacteroides thetaiotaomicron Under Different Polysaccharide Nutrition Conditions

open access: yesFrontiers in Microbiology, 2022
Bacteroides thetaiotaomicron, one of the most eminent representative gut commensal Bacteroides species, is able to use the L-fucose in host-derived and dietary polysaccharides to modify its capsular polysaccharides and glycoproteins through a mammalian ...
Xiao Tian   +7 more
doaj   +1 more source

Nutrient-dependent morphological variability of Bacteroides thetaiotaomicron

open access: yesMicrobiology, 2020
Unique morphologies can enable bacteria to survive in their native environment. Furthermore, many bacteria change their cell shape to adapt to different environmental conditions. For instance, some bacteria increase their surface area under carbon or nitrogen starvation.
Aathmaja Anandhi Rangarajan   +2 more
openaire   +2 more sources

Preferential Packing of Acidic Glycosidases and Proteases into Bacteroides Outer Membrane Vesicles

open access: yesmBio, 2014
Outer membrane vesicles (OMV) are spherical membranous structures released from the outer membrane (OM) of Gram-negative bacteria. OMV have been proposed to play several different roles during both pathogenesis and symbiosis.
Wael Elhenawy   +2 more
doaj   +1 more source

Induction of chondroitin sulfate lyase activity in Bacteroides thetaiotaomicron [PDF]

open access: yesJournal of Bacteriology, 1980
Chondroitin sulfate lyase (EC 4.2.2.4) was present constitutively at low levels (0.06 to 0.08 U/mg of protein) in cells of Bacteroides thetaiotaomicron which were growing on glucose or other monosaccharides. When these uninduced bacteria were incubated with chondroitin sulfate A (5 mg/ml), chondroitin sulfate lyase specific activity increased more than
A A, Salyers, S F, Kotarski
openaire   +2 more sources

Metabolism of multiple glycosaminoglycans by Bacteroides thetaiotaomicron is orchestrated by a versatile core genetic locus

open access: yesNature Communications, 2020
Glycosaminoglycans (GAGs) are an important nutrient source for the gut microbiome. Here, the authors characterize the genetic loci that underpins glycosaminoglycan utilization in Bacteroides thetaiotaomicron; providing insights into the metabolism of ...
Didier Ndeh   +7 more
doaj   +1 more source

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