Results 41 to 50 of about 262,571 (196)

Merging Biocatalysis and Chemocatalysis in Flow: State‐of‐the‐Art and Future Directions for Sustainable Synthesis

open access: yesAngewandte Chemie, EarlyView.
This review highlights recent advances in integrating biocatalysis and chemocatalysis in continuous flow to create streamlined, sustainable processes. It examines chemo‐enzymatic cascades combining at least one enzymatic and one chemical step, discusses challenges such as enzyme immobilization, leaching, and reactor clogging, and presents solutions ...
Petros Siasiaridis   +2 more
wiley   +2 more sources

Structure and Polymannuronate Specificity of a Eukaryotic Member of Polysaccharide Lyase Family 14 [PDF]

open access: yesJournal of Biological Chemistry, 2017
Alginate is an abundant algal polysaccharide, composed of β-d-mannuronate and its C5 epimer α-l-guluronate, that is a useful biomaterial in cell biology and tissue engineering, with applications in cancer and aging research. The alginate lyase (EC 4.2.2.3) from Aplysia kurodai, AkAly30, is a eukaryotic member of the polysaccharide lyase 14 (PL-14 ...
Hui-Min, Qin   +8 more
openaire   +2 more sources

Characterization of a New Cold-Adapted and Salt-Activated Polysaccharide Lyase family 7 Alginate Lyase from Pseudoalteromonas sp. SM0524

open access: yesFrontiers in Microbiology, 2016
Marine bacterial alginate lyases play a role in marine alginate degradation and carbon cycling. Although a large number of alginate lyases have been characterized, reports on alginate lyases with special characteristics are still rather less.
Xiu-Lan Chen   +19 more
doaj   +1 more source

Variations in Cell Wall-Modifying Enzyme Activities and Physicochemical Properties of Pectin in Kiwifruit during Postharvest Softening [PDF]

open access: yesShipin Kexue, 2023
In this study, we monitored changes in fruit hardness, cell wall-modifying enzyme activities such as polygalacturonase (PG), pectin methylesterase (PME), pectin lyases (PL) and β-galactosidase (β-Gal), and physiochemical properties of three cell wall ...
GU Peixian, LIU Shengpeng, HUANG Chao, CHEN Yun, HU Yong, WU Xiaoyong, HU Kun, WU Fangfang
doaj   +1 more source

Three alginate lyases provide a new gut Bacteroides ovatus isolate with the ability to grow on alginate

open access: yesApplied and Environmental Microbiology, 2023
Humans consume alginate in the form of seaweed, food hydrocolloids, and encapsulations, making the digestion of this mannuronic acid (M) and guluronic acid (G) polymer of key interest for human health. To increase knowledge on alginate degradation in the
Mette E. Rønne   +11 more
semanticscholar   +1 more source

Development and validation of a microarray for the investigation of the CAZymes encoded by the human gut microbiome. [PDF]

open access: yesPLoS ONE, 2013
Distal gut bacteria play a pivotal role in the digestion of dietary polysaccharides by producing a large number of carbohydrate-active enzymes (CAZymes) that the host otherwise does not produce.
Abdessamad El Kaoutari   +6 more
doaj   +1 more source

A comparative study of the efficacy of alginate lyases in the presence of metal ions elevated in the cystic fibrosis lung milieu

open access: yesBiochemistry and Biophysics Reports
Pseudomonas aeruginosa, a common cause of morbidity in cystic fibrosis, chronically infects the patient's lungs by forming an alginate-containing biofilm.
Neetu, T.N.C. Ramya
doaj   +1 more source

Characterization of a New Biofunctional, Exolytic Alginate Lyase from Tamlana sp. s12 with High Catalytic Activity and Cold-Adapted Features

open access: yesMarine Drugs, 2021
Alginate, a major acidic polysaccharide in brown algae, has attracted great attention as a promising carbon source for biorefinery systems. Alginate lyases, especially exo-type alginate lyase, play a critical role in the biorefinery process.
Rui Yin   +5 more
doaj   +1 more source

Cell aggregation is associated with enzyme secretion strategies in marine polysaccharide-degrading bacteria

open access: yesThe ISME Journal, 2023
Polysaccharide breakdown by bacteria requires the activity of enzymes that degrade polymers either intra- or extra-cellularly. The latter mechanism generates a localized pool of breakdown products that are accessible to the enzyme producers themselves as
Glen D'souza   +7 more
semanticscholar   +1 more source

A Polysaccharide Lyase from Stenotrophomonas maltophilia with a Unique, pH-regulated Substrate Specificity [PDF]

open access: yesJournal of Biological Chemistry, 2014
Polysaccharide lyases (PLs) catalyze the depolymerization of anionic polysaccharides via a β-elimination mechanism. PLs also play important roles in microbial pathogenesis, participating in bacterial invasion and toxin spread into the host tissue via degradation of the host extracellular matrix, or in microbial biofilm formation often associated with ...
Logan C, MacDonald, Bryan W, Berger
openaire   +2 more sources

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