Results 41 to 50 of about 625 (152)

Characterization of an Alteromonas long-type ulvan lyase involved in the degradation of ulvan extracted from Ulva ohnoi [PDF]

open access: yesBioscience, Biotechnology, and Biochemistry, 2017
Abstract Ulvan is a sulfated polysaccharide found in the cell wall of the green algae Ulva. We first isolated several ulvan-utilizing Alteromonas sp. from the feces of small marine animals. The strain with the highest ulvan-degrading activity, KUL17, was analyzed further.
Chuan, He   +3 more
openaire   +2 more sources

Controle da podridão cinzenta da maçã por produtos naturais biologicamente ativos [PDF]

open access: yes, 2010
Indexación: Web of Science; ScieloBiorend SC (chitosan), BC-1000 EC (grapefruit extract plus bioflavonoids) and ECO-100 SC (bioflavonoids plus organic acids, citric phytoalexins, fatty acids, glycerides and sugars), respectively, suppressed grey rot of ...
Di Piero, Robson M.   +7 more
core   +2 more sources

A practical perspective on ulvan extracted from green algae [PDF]

open access: yes, 2012
Researchers have many times turned their attention to nature and biological processes to develop novel technologies and materials. In a medical perspective, nature-based products are believed to be a strategic alternative approach to the use of fully
Alves, A., Reis, R. L., Sousa, R. A.
core   +1 more source

The Marine Macroalgae of the Genus Ulva: Chemistry, Biological Activitiesand Potential Applications [PDF]

open access: yes, 2013
This review summarizes a literature survey of the marine macroalgae of the genus Ulva (Phylum Chlorophyta), covering the period of 1985 to 2012. The secondary metabolites isolated from members of this genus and biological activities of the organic ...
Ana Paula Almeida   +3 more
core   +2 more sources

Bioproducts from seaweeds: a review with special focus on the Iberian Peninsula [PDF]

open access: yes, 2014
Seaweeds, i.e. macroalgae that occupy the littoral zone, are a great source of compounds with diverse applications; their types and content greatly determine the potential applications and commercial values.
Cardoso, Susana M.   +5 more
core   +1 more source

Use of elicitors from macroalgae and microalgae in the management of pests and diseases in agriculture [PDF]

open access: yes, 2022
Feeding a growing population is a big challenge for agriculture, being necessary for new and ecological alternatives to reduce chemical fertilizers and pesticides.
Díez-Méndez, Alexandra, Poveda, Jorge
core   +1 more source

Moroccan seaweed polysaccharides elicit defense response and induce protection against Botrytis cinerea in tomato plants [PDF]

open access: yes, 2022
Eight Polysaccharides Enriched Extracts (PEEs) obtained from Moroccan seaweeds were selected to test their effectiveness on the natural defense of tomato plants.
AASFAR, Abderrahim   +5 more
core   +3 more sources

Seaweed polysaccharides: emerging extraction technologies, chemical modifications and bioactive properties [PDF]

open access: yes, 2021
Nowadays, consumers are increasingly aware of the relationship between diet and health, showing a greater preference of products from natural origin. In the last decade, seaweeds have outlined as one of the natural sources with more potential to obtain ...
Cao, Hui   +11 more
core   +1 more source

Preparation process of ulva oligosaccharides by self-immobilized enzyme method [PDF]

open access: yesZhongguo niangzao
To increase the yield of ulva oligosaccharides, the ulva polysaccharide lyase with ferritin tag (Ulvan-F) plasmid vector was constructed by genetic engineering.
YANG Qing, HONG Zhuan, ZHANG Yiping, XIE Quanling, CHEN Weizhu, FANG Hua, WU Jing, JIANG Xian, ZHANG Longtao, JIN Wenhui
doaj   +1 more source

New Family of Ulvan Lyases Identified in Three Isolates from the Alteromonadales Order [PDF]

open access: yesJournal of Biological Chemistry, 2016
Ulvan is the main polysaccharide component of the Ulvales (green seaweed) cell wall. It is composed of disaccharide building blocks comprising 3-sulfated rhamnose linked to d-glucuronic acid (GlcUA), l-iduronic acid (IdoUA), or d-xylose (Xyl). The degradation of ulvan requires ulvan lyase, which catalyzes the endolytic cleavage of the glycoside bond ...
Kopel, Moran   +5 more
openaire   +3 more sources

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