Results 61 to 70 of about 8,032 (242)

Alginate Lyase (AlgL) Activity Is Required for Alginate Biosynthesis in Pseudomonas aeruginosa [PDF]

open access: yesJournal of Bacteriology, 2005
ABSTRACT To determine whether AlgL's lyase activity is required for alginate production in Pseudomonas aeruginosa , an algLΔ ::Gm r mutant (FRD-MA7) was created. algL complementation of FRD-MA7 restored alginate production, but
Mark T, Albrecht, Neal L, Schiller
openaire   +2 more sources

Bacteriophage-encoded depolymerases: their diversity and biotechnological applications [PDF]

open access: yes, 2016
Bacteriophages (phages), natural enemies of bacteria, can encode enzymes able to degrade polymeric substances. These substances can be found in the bacterial cell surface, such as polysaccharides, or are produced by bacteria when they are living in ...
A Abdi-Ali   +112 more
core   +1 more source

Functional Exploration of the Polysaccharide Lyase Family PL6. [PDF]

open access: yesPLoS ONE, 2016
Alginate, the main cell-wall polysaccharide of brown algae, is composed of two residues: mannuronic acid (M-residues) and, its C5-epimer, guluronic acid (G-residues).
Sophie Mathieu   +4 more
doaj   +1 more source

Impact of different alginate lyases on combined cellulase–lyase saccharification of brown seaweed [PDF]

open access: yes, 2016
Alginate attack characteristics and impact on cellulase–lyase catalyzed saccharification of brown seaweed were compared for three microbial PL7 alginate lyases (EC 4.2.2.-) two of them heterologously expressed in Escherichia coli as part of the work.
Manns, Dirk Martin   +3 more
core   +1 more source

Alginate Lyases: Sources, Mechanism of Activity and Potencial Application

open access: yesSqualen, 2013
Alginate lyases are group of enzymes which catalyze depolymerization of alginate into oligosaccharides. Alginate lyase have been widely used in many applications such as in production of bioactive oligosaccharides, control of polysaccharide rheological ...
Subaryono Subaryono   +3 more
doaj   +1 more source

Alginate synthesis in Pseudomonas aeruginosa: the role of AlgL (alginate lyase) and AlgX [PDF]

open access: yesJournal of Bacteriology, 1996
Previous studies localized an alginate lyase gene (algL) within the alginate biosynthetic gene cluster at 34 min on the Pseudomonas aeruginosa chromosome. Insertion of a Tn501 polar transposon in a gene (algX) directly upstream of algL in mucoid P. aeruginosa FRD1 inactivated expression of algX, algL, and other downstream genes, including algA.
S R, Monday, N L, Schiller
openaire   +2 more sources

Bacteriophage-encoded virion-associated enzymes to overcome the carbohydrate barriers during the infection process [PDF]

open access: yes, 2017
Bacteriophages are bacterial viruses that infect the host after successful receptor recognition and adsorption to the cell surface. The irreversible adherence followed by genome material ejection into host cell cytoplasm must be preceded by the passage ...
Briers, Yves   +4 more
core   +1 more source

Screening, Optimization of Fermentation Conditions and Evaluation of Sargassum-degrading Effect of Exiguobacterium mexicanum MAL070 Producing Alginate Lyase

open access: yesShipin gongye ke-ji
Objective: This study aimed to screen a strain with high alginate lyase activity, identify it, optimize the fermentation conditions, and evaluate the degradation effect on Sargassum of the strain.
Shuang LUO   +8 more
doaj   +1 more source

Co-axial wet-spinning in 3D Bioprinting: state of the art and future perspective of microfluidic integration [PDF]

open access: yes, 2019
Nowadays, 3D bioprinting technologies are rapidly emerging in the field of tissue engineering and regenerative medicine as effective tools enabling the fabrication of advanced tissue constructs that can recapitulate in vitro organ/tissue functions ...
Barbetta, Andrea   +3 more
core   +1 more source

Expression and Characterization of an Alginate Lyase and Its Thermostable Mutant in Pichia pastoris

open access: yesMarine Drugs, 2020
Alginate is one of the most abundant polysaccharides in algae. Alginate lyase degrades alginate through a β-elimination mechanism to produce alginate oligosaccharides with special bioactivities. Improving enzyme activity and thermal stability can promote
Suxiao Yang   +6 more
doaj   +1 more source

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