Results 121 to 130 of about 432,787 (245)

Biochemical Characterization of Multimodular Xylanolytic Carbohydrate Esterases from the Marine Bacterium Flavimarina sp. Hel_I_48

open access: yesChemBioChem, EarlyView.
Multimodular carbohydrate‐active enzymes often combine different catalytic activities for efficient polysaccharide degradation. In this work, the structural and functional characterization of three multimodular xylan‐targeting esterases, Fl6, Fll1 and Fll4 from Flavimarina sp. Hel_I_48, are presented.
Michelle Teune   +4 more
wiley   +1 more source

Cold‐Adapted Lipid A from Polaribacter sp. SM1127: A Study of Structural Heterogeneity and Immunostimulatory Properties

open access: yesChemBioChem, EarlyView.
This analysis reveals structural heterogeneity in the lipopolysaccharide lipid A from the cold‐adapted Gram‐negative bacterium Polaribacter sp. SM1127, with variations in fatty acid chain number, length, branching, saturation, and hydroxylation degree, likely aiding bacterial adaptation to cold environmental stressors. Lipopolysaccharide is shown to be
Roberta Cirella   +9 more
wiley   +1 more source

ROS Signaling and NADPH Oxidase in Red Algae. [PDF]

open access: yesAntioxidants (Basel)
Kim GH, Shim E, Zuccarello GC.
europepmc   +1 more source

Insights into the Mechanism of a Vanadium Bromoperoxidase from the Marine Macro‐Algae Corallina pilulifera for Biocatalytic Halogenation

open access: yesChemCatChem, EarlyView.
A study of crystallographic complexes obtained from vanadium haloperoxidase enzymes can determine key amino acids, leucine, and phenylalanine, that change their structural orientation to allow either chloride or bromide to bind to the enzymes active site, thereby determining halide specificity.
Daniel E. Mitchell   +3 more
wiley   +1 more source

Morphological and environmental analysis of the glacier ice alga Ancylonema alaskanum. [PDF]

open access: yesSci Rep
Fiołka MJ   +6 more
europepmc   +1 more source

Influence of Reactive Additives on the Polyoxometalate‐Catalyzed Oxidation of Xylose to Formic Acid

open access: yesChemCatChem, EarlyView.
In this study, the influence of various reactive additives on the kinetics of xylose oxidation to FA using the HPA‐5 (H8PV5Mo7O40) POM‐catalyst has been investigated both in aqueous as well as in aqueous‐methanolic solution. Abstract Chemo‐catalytic biomass valorisation using polyoxometalate (POM) catalysts is a promising strategy for green and ...
Jan‐Dominik H. Krueger   +4 more
wiley   +1 more source

Improving the Efficiency of a Bioreactor Equipped With Mixed‐Flow Impellers

open access: yesChemical Engineering &Technology, EarlyView.
The present work investigated the biological performance of mixed‐flow impellers. To the authors’ knowledge, this is the first experimental study on such impellers in a fermentation process using A. vinelandii, which was chosen as a microorganism due to its high oxygen demand.
David Posadas‐Navarro   +6 more
wiley   +1 more source

Extraction, analysis, and antifungal activity study of algae antibiotic active substances in plateau lakes. [PDF]

open access: yesPLoS One
Zhao J   +9 more
europepmc   +1 more source

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