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limoniastrum guyonianum/phenolic
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The antioxidant properties of new dimer and two monomers of phenolic acid amides isolated from Limoniastrum guyonianum.
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Limoniastramide, a new dimer of phenolic acid amide, isolated from Limoniastrum guyonianum, along with two natural monomers N-E-caffeoyl tyramine (1) and N-E-feruloyl tyramine (2), using centrifugal partition chromatography (CPC). Their structures were determined on the basis of spectroscopic data
Influence of biological, environmental and technical factors on phenolic content and antioxidant activities of Tunisian halophytes.
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Halophyte ability to withstand salt-triggered oxidative stress is governed by multiple biochemical mechanisms that facilitate retention and/or acquisition of water, protect chloroplast functioning, and maintain ion homeostasis. Most essential traits include the synthesis of osmolytes, specific
Profiling polyphenol composition by HPLC-DAD-ESI/MSn and the antibacterial activity of infusion preparations obtained from four medicinal plants.
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The infusions of Thymus pallescens Noë, Saccocalyx satureioides Coss. et Dur., Ptychotis verticillata Briq. and Limoniastrum guyonianum Boiss. have been used as medicinal remedies for many diseases in Algerian folk medicine. These species have also been well documented as rich sources of
Chemical composition, antioxidant and antimicrobial effects of Tunisian Limoniastrum guyonianum Durieu ex Boiss extracts.
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In the present investigation, extracts obtained from L. guyonianum Durieu ex Boiss. aerial parts were used to evaluate total phenolic, flavonoid and tannin contents. A study of antioxidant activities of the prepared samples was carried out on the basis of 1,1-Diphenyl-2-picrylhydrazyl (DPPH),
Evaluation of Antioxidant Status of Two Limoniastrum Species Growing Wild in Tunisian Salty Lands.
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We aim to highlight the differential antioxidant status of Limoniastrum guyonianum and Limoniastrum monopetalum in relation to their respective chemical and location characteristics. Metabolite analysis revealed similar contents in phenolic, flavonoïds, sugars and chlorophyll in the two species'
Limoniastrum guyonianum prevents H2O2-induced oxidative damage in IEC-6 cells by enhancing enzyamtic defense, reducing glutathione depletion and JNK phosphorylation.
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Limoniastrum guyonianum is used in several regions of North Africa as a folk medicine. The objective of this study was to determine the in vitro antioxidant activities of L. guyonianum roots and their cytoprotective action on H2O2-challenged rat small intestine epithelial cells (IEC-6 cells). To
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