Results 41 to 50 of about 1,398,901 (360)

Protective Effects of Different Selenium Green Tea Polysaccharides on the Development of Type 2 Diabetes in Mice

open access: yesFoods, 2023
Selenium polysaccharides have attracted significant interest due to their superior function to that of individual polysaccharides. However, limited research has compared the protective effects of different selenium polysaccharides from different ...
Weilan Gao   +8 more
doaj   +1 more source

Is density functional theory accurate for lytic polysaccharide monooxygenase enzymes? [PDF]

open access: yesDalton Trans., 2020,49, 1501, 2019
The lytic polysaccharide monooxygenase (LPMO) enzymes boost polysaccharide depolymerization through oxidative chemistry, which has fueled the hope for more energy-efficient production of biofuel. We have recently proposed a mechanism for the oxidation of the polysaccharide substrate (Hedeg{\aa}rd & Ryde, Chem. Sci. 2018, 9, 3866).
arxiv   +1 more source

Beyond Risk: Bacterial Biofilms and Their Regulating Approaches

open access: yesFrontiers in Microbiology, 2020
Bacterial biofilms are complex surface attached communities of bacteria held together by self-produced polymer matrixs mainly composed of polysaccharides, secreted proteins, and extracellular DNAs. Bacterial biofilm formation is a complex process and can
Musa Hassan Muhammad   +8 more
semanticscholar   +1 more source

Masking the Pathogen: Evolutionary Strategies of Fungi and Their Bacterial Counterparts

open access: yesJournal of Fungi, 2015
Pathogens reduce immune recognition of their cell surfaces using a variety of inert structural polysaccharides. For example, capsular polysaccharides play critical roles in microbial survival strategies.
Yoon-Dong Park, Peter R. Williamson
doaj   +1 more source

Bacterial capsular polysaccharides with antibiofilm activity share common biophysical and electrokinetic properties

open access: yesNature Communications, 2023
Bacterial biofilms are surface-attached communities that are difficult to eradicate due to a high tolerance to antimicrobial agents. The use of non-biocidal surface-active compounds to prevent the initial adhesion and aggregation of bacterial pathogens ...
Joaquín Bernal-Bayard   +14 more
doaj   +1 more source

Transcriptomic Studies Reveal that the Rhizobium leguminosarum Serine/Threonine Protein Phosphatase PssZ has a Role in the Synthesis of Cell-Surface Components, Nutrient Utilization, and Other Cellular Processes [PDF]

open access: yes, 2019
Rhizobium leguminosarum bv. trifolii is a soil bacterium capable of establishing symbiotic associations with clover plants (Trifolium spp.). Surface polysaccharides, transport systems, and extracellular components synthesized by this bacterium are ...
Janczarek, Monika   +2 more
core   +1 more source

Potential Antibacterial Activity of Marine Macroalgae against Pathogens Relevant for Aquaculture and Human Health

open access: yesJournal of Pure and Applied Microbiology, 2017
The exploitation of macroalgal biomass, as a source of antibacterial drugs, would result into the valuable transformation of waste into an economic resource. Ethanol and water extracts or polysaccharides, from nine DNA-barcoded macroalgae (2 Chlorophyta,
Carmen Rizzo   +12 more
doaj   +1 more source

Labeling of Polysaccharides with Biotin and Fluorescent Dyes

open access: yesPolysaccharides, 2023
Examples of labeling polysaccharides at hydroxyl groups are described in this paper, which are especially in demand for molecules with a blocked reducing end.
Alexander Tuzikov   +8 more
doaj   +1 more source

Slowdown of the surface diffusion during early stages of bacterial colonization [PDF]

open access: yes, 2018
We study the surface diffusion of the model cyanobacterium Synechocystis sp. PCC $6803$ during the incipient stages of cell contact with a glass surface in the dilute regime. We observe a twitching motility with alternating immobile "tumble" and mobile "run" periods, resulting in a normal diffusion described by a continuous time random walk with a ...
arxiv   +1 more source

Identification of Carbohydrate Metabolism Genes in the Metagenome of a Marine Biofilm Community Shown to Be Dominated by Gammaproteobacteria and Bacteroidetes [PDF]

open access: yes, 2010
Polysaccharides are an important source of organic carbon in the marine environment and degradation of the insoluble and globally abundant cellulose is a major component of the marine carbon cycle.
Connolly, John   +7 more
core   +2 more sources

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