Results 101 to 110 of about 84,726 (182)

Marine Bacteria, A Source for Alginolytic Enzyme to Disrupt Pseudomonas aeruginosa Biofilms

open access: yesMarine Drugs, 2019
Pseudomonas aeruginosa biofilms are typically associated with the chronic lung infection of cystic fibrosis (CF) patients and represent a major challenge for treatment. This opportunistic bacterial pathogen secretes alginate, a polysaccharide that is one
Said M. Daboor   +4 more
doaj   +1 more source

Continuous Degradation of Sodium Alginate in Bioreactor Using Immobilized Alginate Lyase.

open access: yesFood Science and Technology International, Tokyo, 1998
The enzymatic degradation of sodium alginate was continuously carried out to effectively produce alginate oligosaccharides using immobilized alginate lyase in a CSTR (continuous stirred tank reactor) system. The alginate lyase was immobilized onto the chitosan beads and the reaction was operated at an initial alginate concentration of 10 g l−1 at 35°C ...
MATSUBARA, Yasuhito   +2 more
openaire   +2 more sources

Catalytically important amino-acid residues of abalone alginate lyase HdAly assessed by site-directed mutagenesis [PDF]

open access: yes, 2008
Alginate lyase is an enzyme that degrades alginate chains via β-elimination and has been used for the production of alginate oligosaccharides and protoplasts from brown algae.
Sahara, Takehiko   +6 more
core   +1 more source

Characterization of a Novel Alginate Lyase from Marine Bacterium Vibrio furnissii H1

open access: yesMarine Drugs, 2018
Alginate lyases show great potential for industrial and medicinal applications, especially as an attractive biocatalyst for the production of oligosaccharides with special bioactivities.
Xiaoyan Zhu   +7 more
doaj   +1 more source

Characterization of alginate lyase from Pseudomonas syringae pv. Syringae

open access: yes, 2000
The gene encoding alginate lyase (algL) in Pseudomonas syringae pv. syringae was cloned, sequenced, and overexpressed in Escherichia coli. Alginate lyase activity was optimal when the pH was 7.0 and when assays were conducted at 42°C in the presence of 0.
Schiller, Neal L.   +3 more
core   +1 more source

Alginate lyase from Pseudomonas aeruginosa CF1/M1 prefers the hexameric oligomannuronate as substrate

open access: yes, 1998
In order to investigate the catalytic properties of alginate lyase from Pseudomonas aeruginosa CF1/M1, a clinical isolate, regarding the capability to perform β-elimination on oligomannuronates of defined length (2–9), the alginate lyase was purified ...
Rehm, BHA, Rehm, Bernd H.A.
core   +1 more source

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

Heterologous Expression and Functional Analysis of Exiguobacterium Algin Lyase Gene by Pichia pastoris

open access: yesFermentation
Algin is the most abundant substance in alga. Alginate lyase degrades algin and produces algin monosaccharides, disaccharides, and oligosaccharides, which are widely used in bioenergy, food, medicine, and other fields.
Hanwen Wu   +6 more
doaj   +1 more source

A Simple Analysis Method for 4-Deoxy-l--5-hexoseulose Uronic Acid by HPLC-ELSD with Column for Anion Analysis

open access: yesNatural Product Communications, 2019
4-Deoxy-l- erythro -5-hexoseulose uronic acid (DEH) is a rare deoxy sugar produced from alginate by the action of an exotype alginate lyase. A simple and rapid method for analyzing DEH using high-performance liquid chromatography with evaporative light ...
Toshiyuki Shibata   +5 more
doaj   +1 more source

Identification and characterization of a novel thermostable PL7 alginate lyase from a submarine volcanic metagenomic library

open access: yes
Seaweed biomass is as an abundant and renewable source of complex polysaccharides, including alginate which has a variety of applications. A sustainable method for exploiting alginate towards the production of valuable oligosaccharides is through ...
Tsopanakis, Vasileios   +4 more
core   +1 more source

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