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Response surface optimization of enzymatic hydrolysis of Cistus ladanifer and Cytisus striatus for bioethanol production
Abstract Current ethanol production processes using crops such as sugar cane and corn are well established; however, utilization of a cheaper substrate such as lignocellulose could make bioethanolExpand
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Bioactive extracts from Cistus ladanifer and Arbutus unedo L.
The ethanol and acetone/water extracts of Cistus ladanifer and Arbutus unedo L. were characterised concerning the total phenolic and flavonoid contents, presenting relatively high values whenExpand
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Modification of cellulosic fibres with functionalised silanes: development of surface properties
Abstract The surface modification of cellulosic fibres was carried out using organofunctional silane coupling agents in an ethanol/water medium. A heat treatment (curing) was applied after reachingExpand
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Chemical composition, antioxidant, antibacterial and anti-quorum sensing activities of Eucalyptus globulus and Eucalyptus radiata essential oils
Abstract The interest in plant polyphenol antioxidants has increased remarkably over the last decade mostly because of their protective effects against different diseases, including cardiovascular,Expand
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Antioxidant Activity of Lignin Phenolic Compounds Extracted from Kraft and Sulphite Black Liquors
The antioxidant activity of the phenolic compounds present in industrial black liquors obtained from the two cooking processes (kraft and sulphite) used in Portugal to produce Eucalyptus globulusExpand
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Stumps of Eucalyptus globulus as a Source of Antioxidant and Antimicrobial Polyphenols
These past years have seen an enormous development of the area of natural antioxidants and antimicrobials. Eucalyptus globulus is widely cultivated in subtropical and Mediterranean regions inExpand
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Influence of buffer systems on Trichoderma reesei Rut C-30 morphology and cellulase production
The cellulase enzyme production is a key issue in the enzymatic hydrolysis of lignocellulosic materials. Since fungal morphology influences the productivity of fungal fermentations, it is of majorExpand
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Arbutus unedo L.: From traditional medicine to potential uses in modern pharmacotherapy.
ETHNOPHARMACOLOGICAL RELEVANCE Arbutus unedo L., the strawberry tree (Ericaceae family) is of increasing interest because of its common traditional, industrial, chemical and pharmaceutical uses. TheExpand
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Bioactive Compounds, RP-HPLC Analysis of Phenolics, and Antioxidant Activity of Some Portuguese Shrub Species Extracts
In the ecosystem of Serra Da Estrela, some plant species have the potential to be used as raw material for extraction of bioactive products. The goal of this work was to determine the phenolic,Expand
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Antioxidant activity of extracts of Portuguese shrubs: Pterospartum tridentatum, Cytisus scoparius and Erica spp.
Polyphenols and particularly flavonoids are widely appreciated for their potential beneficial health effects, like antioxidant or anticarcinogenic activities. The aim of this study was to determineExpand
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