Results 21 to 30 of about 72,568 (161)

Magnesium Oxide Nanoparticles Reinforced Electrospun Alginate-Based Nanofibrous Scaffolds with Improved Physical Properties

open access: yesInternational Journal of Biomaterials, 2017
Mechanically robust alginate-based nanofibrous scaffolds were successfully fabricated by electrospinning method to mimic the natural extracellular matrix structure which benefits development and regeneration of tissues.
R. T. De Silva   +5 more
doaj   +1 more source

Falsirhodobacter sp. alg1 Harbors Single Homologs of Endo and Exo-Type Alginate Lyases Efficient for Alginate Depolymerization. [PDF]

open access: yesPLoS ONE, 2016
Alginate-degrading bacteria play an important role in alginate degradation by harboring highly efficient and unique alginolytic genes. Although the general mechanism for alginate degradation by these bacteria is fairly understood, much is still required ...
Tetsushi Mori   +8 more
doaj   +1 more source

Alginic Acid-acetate [PDF]

open access: yesNature, 1946
VARIOUS attempts have been described1 to acetylate alginic acid by means of acetic anhydride or acetic acid, without or with catalysts, for example, pyridine, acids, etc. Some of the products thus obtained were probably degraded, and it appeared of interest, therefore, to find out whether the acetylation of alginic acid can be done by a relatively mild
openaire   +3 more sources

Obtaining and Characterizing Alginate/k-Carrageenan Hydrogel Cross-Linked with Adipic Dihydrazide

open access: yesAdvances in Materials Science and Engineering, 2013
The aim of this paper is obtaining and characterizing hydrogels based on different ratios of oxidized alginate (oA) and k-carrageenan (C), chemically cross-linked with adipic dihydrazide (adh).
Violeta Paşcalău   +6 more
doaj   +1 more source

Elucidation of degrading pattern and substrate recognition of a novel bifunctional alginate lyase from Flammeovirga sp. NJ-04 and its use for preparation alginate oligosaccharides

open access: yesBiotechnology for Biofuels, 2019
Background The alginate oligosaccharides have been widely used in agriculture, medicine, and food industries due to their versatile physiological functions such as antioxidant, anticoagulant, and antineoplastic activities.
Benwei Zhu   +4 more
doaj   +1 more source

SINTESIS DAN UJI POROSITAS SCAFFOLD HIDROKSIAPATIT/ALGINAT

open access: yesODONTO: Dental Journal, 2018
Background: In bone tissue engineering, scaffold is required with a large porosity of 80-90%. The porosity of the hydroxyapatite/alginate scaffold can be affected by the alginate concentration used.
Lalita El Milla   +2 more
doaj   +1 more source

One-step purification and characterization of alginate lyase from a clinical Pseudomonas aeruginosa with destructive activity on bacterial biofilm [PDF]

open access: yesIranian Journal of Basic Medical Sciences, 2017
Objective(s): Pseudomonas aeruginosais a Gram-negative and aerobic rod bacterium that displays mucoid and non-mucoid phenotype. Mucoid strains secrete alginate, which is the main agent of biofilms in chronic P. aeruginosa infections, show high resistance
Parinaz Ghadam   +2 more
doaj   +1 more source

The effect of cassava starch and modified cassava starch on the setting time of alginate impression: a laboratory experiment

open access: yesPadjadjaran Journal of Dentistry
Introduction: Alginate is the most commonly used impression material in dentistry for creating accurate impressions of soft and hard tissues in the oral cavity.
Aria Fransiska   +4 more
doaj   +1 more source

The effect of seal bag storage on dimensional stability of alginate impression material

open access: yesScientific Dental Journal, 2018
Background: The dimensional stability of alginate impression material is very important for obtaining an accurate cast. Seal bag storage is one way to maintain dimensional stability of the impression material.
Octarina, Jesslyn Raharja
doaj   +1 more source

Optimal Preparation Protocol of Cell-Encapsulating Alginate Capsules for Long-Term Cell-Based Therapy

open access: yesApplied Sciences, 2023
Cell-based therapy is an excellent therapeutic modality that involves cell transplantation into patients; however, given that most transplanted cells die immediately post-transplantation, the application of this strategy remains limited.
Ryota Suzuki   +6 more
doaj   +1 more source

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